Bowstring Special Profile Steel Joists

Transcription

Bowstring Special Profile Steel Joists
Bowstring Joist (SPBW) Tables
Introduction
BOWSTRING
(SPBW)
WEIGHT
The following weight tables are representative
of SP-Series JOISTS
linear foot. This
catalog provides
two design TABLES
examples for
joist
designs
for Bowstring
Joists are
withrepresentative
parameters shown
in the
reference
andforclarification
design
The following
The
following
weight tables
of SP-Series
joist designs
Bowstringon
Joists
withissues.
parameters
shown in
the diagram
The maximum
joistare
is L/240
for a Live Load
equal
75constraints
percent ofon
the
diagram
below.below.
The maximum
allowableallowable
Live Loaddeflection
deflection for the
tables
not representative
of any
limitsto or
Total Load
in the
table.
Thepercent
tables of
also
per Section 904.5(d),
theFor
required
depth for
is L/240
for a listed
Live Load
equal
to 75
thegive
Totalbridging
Load requirements
design or constructability
by NMBS.
furtherseat
information,
the given profile, as well as the estimated pounds per linear foot. This catalog provides two complete design examples for
listed
in the table. The tables also give bridging requirements
please contact your nearest NMBS representative or visit
reference and clarification on design issues. The following tables are not representative of any limits or constraints on
perdesign
Section
904.5(d),
the
required
seat
depth
for
the
given
or constructability per NMBS. For further information,www.newmill.com.
please contact your nearest NMBS representative or visit
profile,
as
well as the estimated self-weight in pounds per
www.newmill.com.
Special Profile Joists
ALL TABLES
TABLES ARE
BASED
ON ASD
ALL
ARE
BASED
ON ASD
Standard Specification
SP-Series Tables
SP-Series Design
BOWSTRING JOIST (SPBW)
36
40
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
Bowstring Joist (SPBW) Tables
Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD)
300
350
400
450
500
550
600
650
700
750
800
9
9
9
9
9
9
8
8
8
9
9
9
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
9
9
9
9
9
11
9
9
9
9
9
11
10
10
10
10
10
11
11
11
11
11
11
11
13
12
12
12
12
13
9
9
9
9
9
9
8
8
9
9
9
9
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
9
9
9
9
9
11
9
9
9
9
9
11
10
10
10
10
10
11
11
11
11
11
11
11
13
12
12
12
12
13
9
9
9
9
9
9
8
9
9
9
9
9
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
9
9
9
9
10
11
9
9
9
9
9
11
10
10
10
10
10
11
11
11
11
11
11
11
13
12
12
12
12
13
Joist Self-Weight - Pounds per Linear Foot (plf)
8
8
8
8
8
9
8
8
8
8
8
9
8
8
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
9
9
10
9
9
9
9
9
10
10
10
10
9
10
10
11
11
11
11
11
11
13
12
12
12
12
13
8
8
8
8
8
9
8
8
8
8
8
9
8
8
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
10
8
8
8
9
9
10
9
9
9
9
9
10
10
10
10
9
10
10
11
11
11
11
11
11
13
12
12
12
12
13
8
8
8
8
9
9
8
8
8
8
8
9
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
8
8
8
9
9
10
9
9
9
9
9
10
10
10
10
9
10
10
11
11
11
11
11
11
13
12
12
12
12
13
8
8
8
8
9
9
8
8
8
8
8
9
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
8
8
8
9
9
10
9
9
9
9
9
10
10
10
10
9
10
10
11
11
11
11
11
11
13
12
12
12
12
13
8
8
9
9
9
9
8
8
8
8
8
9
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
8
8
8
9
9
10
9
9
9
9
9
10
10
10
10
9
10
10
11
11
11
11
11
11
13
12
12
12
12
13
9
9
9
9
9
9
8
8
8
8
9
9
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
9
8
8
9
9
11
9
9
9
9
9
10
10
10
10
9
10
10
11
11
11
11
11
11
13
12
12
12
12
13
9
9
9
9
9
9
8
8
8
8
9
9
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
9
9
8
9
9
11
9
9
9
9
9
11
10
10
10
9
10
10
11
11
11
11
11
11
13
12
12
12
12
13
X - BridgingRequirements
Requirements– -Reference
ReferenceStandard
SP-Series
Specification
Section
904.5
BRIDGING
on page
X-Bridging
Specification
Section
904.5
Bridging
on page
96 92
1 row
2 rows
3 rows
4 rows
5 rows
6 rows
7 rows
8 rows
9 rows
SP-Series Tables
8
8
8
8
8
9
8
8
8
8
8
9
8
8
8
8
9
9
8
8
8
9
9
9
9
9
9
9
9
9
8
8
8
9
9
10
9
9
9
9
9
10
10
10
10
9
10
10
11
11
11
11
11
11
13
12
12
12
12
13
SP-Series Design
Top
Chord
Radius
ft
38
30
25
22
15
11
38
30
25
22
15
11
30
25
22
15
11
8
30
25
22
15
11
8
25
22
15
11
8
6
25
22
15
11
8
6
25
22
15
11
8
6
25
22
15
11
8
6
25
22
15
11
8
6
25
22
15
11
8
6
Special Profile Joists
Center
Depth
in
20
20
20
20
20
20
24
24
24
24
24
24
28
28
28
28
28
28
32
32
32
32
32
32
38
38
38
38
38
38
44
44
44
44
44
44
50
50
50
50
50
50
58
58
58
58
58
58
66
66
66
66
66
66
76
76
76
76
76
76
Introduction
Span
ft
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
End
Depth
in
16
15
14
13
10
5
20
19
18
17
14
9
23
22
21
18
13
8
27
26
25
22
17
12
32
31
28
23
18
8
38
37
34
29
24
14
44
43
40
35
30
20
52
51
48
43
38
28
60
59
56
51
46
36
70
69
66
61
56
46
10 rows
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
Standard Specification
Bearing
have aa seat
seat depth
depth as
indicated
in the
chart
below
Bearing Seat
Seat Depth
Depth –- Profiles to the right of a colored line have
indicated
in the
chart
below
Minimum 5"
7½"
10"
Maximum 12½"
41
Introduction
Bowstring Joist (SPBW) Tables
SP-Series Tables
SP-Series Design
Special Profile Joists
Span
ft
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
End
Depth
in
14
13
11
10
8
5
18
17
15
14
12
9
23
21
20
18
15
10
27
26
24
21
16
6
33
32
30
27
22
12
40
38
35
30
20
10
48
46
43
38
28
18
56
53
48
38
28
8
66
63
58
48
38
18
78
75
70
60
50
30
Center
Depth
in
20
20
20
20
20
20
24
24
24
24
24
24
30
30
30
30
30
30
36
36
36
36
36
36
42
42
42
42
42
42
50
50
50
50
50
50
58
58
58
58
58
58
68
68
68
68
68
68
78
78
78
78
78
78
90
90
90
90
90
90
Top
Chord
Radius
ft
100
86
67
60
51
41
100
86
67
60
51
41
86
67
60
51
41
31
67
60
51
41
31
21
67
60
51
41
31
21
60
51
41
31
21
17
60
51
41
31
21
17
51
41
31
21
17
13
51
41
31
21
17
13
51
41
31
21
17
13
Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD)
300
350
400
450
500
550
600
650
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
9
9
9
9
9
9
9
9
9
9
10
10
10
10
10
10
10
11
11
11
12
12
11
11
11
12
15
15
14
14
13
12
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
9
9
8
8
9
9
9
9
9
9
9
9
10
10
10
10
10
10
10
10
10
11
11
11
12
12
12
11
11
12
16
16
15
15
13
13
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
9
9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
10
10
11
10
10
11
11
11
12
12
12
11
11
13
17
17
16
16
13
13
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
9
8
8
9
9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
10
10
11
11
11
11
11
11
13
13
13
11
12
13
18
18
17
17
13
14
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
9
9
9
8
9
8
9
9
9
9
9
9
9
10
9
9
9
9
9
10
10
10
10
10
10
12
11
11
11
11
11
14
14
13
12
12
13
19
19
17
17
14
15
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
9
9
9
9
9
8
9
9
9
9
9
9
9
10
9
9
9
9
9
10
10
10
10
10
10
12
11
11
11
11
11
14
14
14
13
13
13
19
19
18
17
15
15
9
9
8
8
8
8
9
9
8
8
8
8
8
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
10
9
10
9
10
10
10
10
10
10
10
13
12
12
11
11
12
15
15
14
14
13
13
19
19
18
17
15
16
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
9
10
11
11
10
10
10
10
14
13
13
11
11
12
16
15
15
14
14
14
20
19
19
19
15
17
X - BridgingRequirements
Requirements– -Reference
ReferenceStandard
SP-Series
Specification
Section
904.5
BRIDGING
on page
X-Bridging
Specification
Section
904.5
Bridging
on page
96 92
1 row
2 rows
3 rows
4 rows
5 rows
6 rows
7 rows
8 rows
Standard Specification
Bearing
have aa seat
seat depth
depth as
indicated
in the
chart
below
Bearing Seat
Seat Depth
Depth –- Profiles to the right of a colored line have
indicated
in the
chart
below
Minimum 5"
7½"
10"
Maximum 12½"
42
700
750
800
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
10
10
12
11
11
10
11
10
14
13
13
12
11
12
17
17
16
15
14
14
20
20
20
19
15
17
9
9
9
9
9
9
9
9
9
9
9
9
10
10
9
9
9
9
9
10
10
9
9
9
10
10
10
9
9
9
11
10
10
10
10
10
12
12
11
11
11
11
15
15
14
12
12
13
17
17
16
15
15
14
21
21
20
21
16
18
10
10
9
9
10
9
10
10
9
10
10
9
10
10
10
10
10
9
10
10
10
10
9
9
10
10
10
10
10
9
11
11
10
10
10
10
13
12
12
12
11
11
15
15
15
13
13
13
17
17
17
15
15
14
21
21
20
21
17
18
Joist Self-Weight - Pounds per Linear Foot (plf)
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
9 rows
10 rows
Bowstring Joist (SPBW) Tables
Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD)
300
350
400
450
500
550
600
650
700
750
800
16
16
16
16
16
16
13
13
13
13
13
13
12
12
12
12
12
12
12
12
13
12
12
12
13
13
13
13
13
13
14
14
14
13
13
13
16
14
14
14
14
14
18
18
18
16
15
16
21
21
21
19
18
16
25
24
23
21
20
20
17
19
18
18
18
18
14
15
15
15
15
15
13
13
13
13
13
13
13
13
13
13
13
12
14
14
14
13
13
13
15
14
14
14
14
13
17
16
15
15
15
14
19
18
18
17
15
16
21
21
21
20
18
17
26
24
23
22
22
20
19
19
19
19
19
19
15
15
15
15
15
15
14
14
14
13
14
13
13
13
13
13
13
13
14
14
14
14
14
13
15
15
14
14
14
14
17
16
16
15
15
15
20
19
19
18
16
16
22
22
22
20
19
17
26
25
23
22
22
20
Joist Self-Weight - Pounds per Linear Foot (plf)
9
9
9
9
9
9
8
8
8
8
8
8
8
8
8
8
8
8
9
9
9
8
8
8
9
9
9
9
9
9
10
10
10
9
10
9
11
11
11
10
11
10
13
12
12
12
12
12
17
16
16
14
13
14
21
21
19
18
16
18
10
10
10
10
10
10
9
9
9
9
9
9
9
9
8
8
8
8
9
9
9
9
9
8
9
9
9
9
9
9
10
10
10
10
10
9
11
11
11
11
11
10
14
13
13
12
12
12
18
17
17
15
13
14
22
21
20
19
17
19
11
11
12
12
12
12
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
9
9
11
11
11
10
10
10
11
11
11
11
11
11
15
14
14
12
12
12
18
18
17
16
14
14
22
21
20
19
17
19
13
13
13
13
13
13
10
10
10
10
10
10
10
10
10
10
10
9
10
10
10
9
9
9
11
10
10
10
10
10
11
11
11
11
10
10
12
12
11
12
11
11
15
15
14
13
12
13
18
18
19
16
14
14
22
22
20
19
17
19
13
13
13
13
14
14
11
11
11
11
11
11
10
10
10
10
10
10
10
10
10
10
10
10
11
11
11
10
10
10
12
11
12
11
11
11
13
13
12
12
12
12
16
16
15
14
13
13
19
19
19
18
15
15
23
23
21
19
18
19
14
14
14
14
14
14
12
12
12
12
13
13
11
11
11
11
11
11
11
11
11
11
11
10
12
11
11
11
11
11
12
12
12
12
12
11
14
13
13
13
12
12
17
16
16
14
13
14
20
20
20
18
16
15
24
24
22
19
19
19
15
15
15
16
16
16
13
13
13
13
13
13
12
11
11
11
11
11
12
12
12
11
11
11
12
12
12
12
12
12
13
12
12
13
13
12
15
14
13
13
13
13
18
18
17
15
14
14
21
21
20
19
16
16
24
24
23
20
19
19
X - BridgingRequirements
Requirements– -Reference
ReferenceStandard
SP-Series
Specification
Section
904.5
BRIDGING
on page
X-Bridging
Specification
Section
904.5
Bridging
on page
96 92
1 row
2 rows
3 rows
4 rows
5 rows
6 rows
7 rows
8 rows
9 rows
SP-Series Tables
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
9
9
9
9
9
9
10
10
10
9
9
9
11
10
10
10
10
10
12
12
12
12
11
12
16
15
15
14
13
13
20
20
18
16
16
17
SP-Series Design
Top
Chord
Radius
ft
225
193
150
123
104
91
193
150
123
104
91
72
150
123
104
91
72
62
123
104
91
72
62
46
123
104
91
72
62
46
104
91
72
62
46
32
91
72
62
46
32
25
91
72
62
46
32
25
91
72
62
46
32
25
72
62
46
32
25
19
Special Profile Joists
Center
Depth
in
20
20
20
20
20
20
26
26
26
26
26
26
32
32
32
32
32
32
40
40
40
40
40
40
48
48
48
48
48
48
58
58
58
58
58
58
68
68
68
68
68
68
80
80
80
80
80
80
92
92
92
92
92
92
106
106
106
106
106
106
Introduction
Span
ft
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
End
Depth
in
14
13
11
9
7
5
19
17
15
13
11
7
23
21
19
17
13
10
29
27
25
21
18
10
37
35
33
29
26
18
45
43
39
36
28
13
53
49
46
38
23
8
65
61
58
50
35
20
77
73
70
62
47
32
87
84
76
61
46
16
10 rows
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
Standard Specification
Bearing
have aa seat
seat depth
depth as
indicated
in the
chart
below
Bearing Seat
Seat Depth
Depth –- Profiles to the right of a colored line have
indicated
in the
chart
below
Minimum 5"
7½"
10"
Maximum 12½"
43
Introduction
Bowstring Joist (SPBW) Tables
SP-Series Tables
SP-Series Design
Special Profile Joists
Span
ft
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
End
Depth
in
19
17
14
12
9
7
20
18
15
13
10
5
26
23
21
18
13
8
31
29
26
21
16
6
41
39
36
31
26
16
49
46
41
36
26
6
61
58
53
48
38
18
70
65
60
50
30
10
84
79
74
64
44
24
100
95
90
80
60
40
Center
Depth
in
24
24
24
24
24
24
30
30
30
30
30
30
38
38
38
38
38
38
46
46
46
46
46
46
56
56
56
56
56
56
66
66
66
66
66
66
78
78
78
78
78
78
90
90
90
90
90
90
104
104
104
104
104
104
120
120
120
120
120
120
Top
Chord
Radius
ft
480
343
240
201
161
142
240
201
161
142
121
97
201
161
142
121
97
81
161
142
121
97
81
62
161
142
121
97
81
62
142
121
97
81
62
43
142
121
97
81
62
43
121
97
81
62
43
33
121
97
81
62
43
33
121
97
81
62
43
33
Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD)
300
350
400
450
500
550
600
650
11
11
11
11
11
11
9
9
9
9
9
10
9
9
9
9
8
8
9
9
9
9
9
9
10
10
10
10
9
9
11
11
10
10
10
10
12
12
12
12
11
11
15
13
13
13
13
13
20
19
19
16
16
16
25
25
25
23
21
19
13
13
13
13
13
13
10
10
10
10
11
11
10
9
9
9
9
10
10
10
9
9
9
9
11
11
11
10
10
10
11
11
11
11
11
10
14
13
12
13
12
12
16
14
14
13
13
13
21
20
20
17
16
16
26
26
26
24
22
19
14
14
14
14
14
14
12
13
13
13
13
12
11
11
10
10
10
10
10
10
10
10
10
10
12
11
11
11
11
10
12
12
12
12
12
11
14
14
13
13
13
13
17
15
15
14
14
14
22
21
20
18
17
17
27
26
26
25
23
20
16
16
16
16
16
16
13
13
13
13
13
14
11
11
11
11
11
11
12
12
11
11
11
11
12
12
12
12
12
11
13
13
13
13
13
12
16
15
14
14
14
13
18
16
17
15
14
15
22
21
21
19
17
17
27
28
27
25
23
21
17
17
17
17
18
18
15
15
15
15
14
14
13
12
12
13
13
13
13
13
12
12
12
13
13
13
13
14
13
12
13
13
13
13
13
13
16
16
15
15
14
15
19
18
17
16
15
15
23
22
22
20
18
19
28
29
28
26
23
22
19
19
19
19
19
19
16
16
16
16
16
16
14
14
14
14
14
13
14
14
13
13
13
13
14
14
14
14
14
13
14
14
14
15
15
14
17
17
16
15
15
15
20
19
18
16
16
16
24
23
22
21
19
19
29
29
29
27
23
24
20
20
21
21
21
21
17
17
17
17
17
17
15
15
15
15
15
15
14
14
14
14
14
14
14
14
15
14
15
14
15
15
15
15
15
15
19
19
17
16
15
16
20
19
19
17
17
16
25
25
23
22
19
19
31
30
29
28
24
24
22
22
23
23
24
23
18
18
18
18
19
19
16
16
15
16
15
15
15
15
15
15
14
14
15
15
15
15
15
15
16
15
15
15
16
16
19
19
17
17
16
17
21
20
20
18
17
18
25
25
25
22
23
21
32
31
30
29
25
24
X - BridgingRequirements
Requirements– -Reference
ReferenceStandard
SP-Series
Specification
Section
904.5
BRIDGING
on page
X-Bridging
Specification
Section
904.5
Bridging
on page
96 92
1 row
2 rows
3 rows
4 rows
5 rows
6 rows
7 rows
8 rows
Standard Specification
Bearing
have aa seat
seat depth
depth as
indicated
in the
chart
below
Bearing Seat
Seat Depth
Depth –- Profiles to the right of a colored line have
indicated
in the
chart
below
Minimum 5"
7½"
10"
Maximum 12½"
44
700
750
800
25
25
25
25
25
25
20
20
20
20
20
20
17
17
17
17
17
17
15
15
16
16
16
15
16
16
16
16
15
16
16
15
16
16
17
16
19
19
19
17
17
18
21
20
20
21
19
20
25
25
25
22
23
21
32
32
31
29
27
24
25
25
26
26
26
26
21
21
21
21
21
21
17
17
17
17
18
17
17
17
16
16
17
17
16
16
16
16
16
17
17
17
16
17
17
17
20
20
19
18
18
18
23
21
20
21
20
20
27
26
25
23
23
22
32
32
32
30
27
25
27
27
27
27
28
28
21
21
21
21
21
22
19
19
19
19
19
19
17
17
17
17
17
17
18
18
18
16
16
17
18
17
17
17
18
17
21
20
20
20
19
19
24
22
21
21
21
20
28
27
26
24
23
23
33
34
32
30
27
26
Joist Self-Weight - Pounds per Linear Foot (plf)
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
9 rows
10 rows
Bowstring Joist (SPBW) Tables
Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD)
300
350
400
450
500
550
600
650
700
750
800
31
31
32
32
32
32
25
25
25
25
27
27
21
21
21
21
21
21
20
20
20
20
20
19
20
19
19
19
18
19
20
20
22
20
20
20
24
22
22
21
22
20
27
26
26
25
23
22
33
31
30
28
28
26
39
39
37
37
31
32
32
33
35
34
34
34
28
28
28
28
28
28
24
23
23
25
25
24
21
21
21
21
21
20
20
20
20
20
20
19
22
22
22
21
20
20
25
24
22
22
22
21
30
27
28
26
24
23
34
33
31
29
29
27
41
39
38
38
31
32
35
36
36
36
36
37
28
28
28
28
28
28
25
25
25
25
25
25
22
22
22
21
21
21
21
20
20
20
20
20
22
22
22
22
22
21
26
25
23
22
22
22
30
29
29
27
24
25
35
35
33
29
29
27
43
41
38
38
32
32
Joist Self-Weight - Pounds per Linear Foot (plf)
16
16
16
16
17
17
13
13
13
13
13
13
12
12
12
13
13
12
12
12
12
12
12
12
12
12
12
13
13
12
14
14
14
14
14
14
16
16
15
14
15
15
22
20
21
19
18
17
27
26
25
22
22
21
33
32
31
31
25
27
18
18
19
19
18
18
15
15
15
15
15
15
14
14
14
14
14
13
13
13
13
13
13
13
14
13
13
14
13
13
16
15
15
15
15
15
17
17
16
15
16
16
22
21
22
20
18
18
27
26
25
23
23
22
33
33
32
32
27
28
20
21
21
21
21
21
17
17
17
17
17
17
15
15
15
15
15
16
15
15
15
15
14
14
15
15
15
15
15
15
16
16
15
16
16
16
18
18
17
17
16
16
22
22
22
21
19
19
28
27
26
24
24
23
34
33
32
33
27
28
23
24
24
24
25
25
19
19
18
18
18
19
16
16
16
16
16
16
16
16
16
16
16
15
16
15
15
16
16
16
17
17
17
16
17
16
20
19
18
17
17
17
24
22
23
23
20
20
29
29
27
25
25
23
36
34
33
33
28
28
24
25
25
26
26
26
20
20
20
20
20
20
18
18
18
17
17
17
17
17
17
17
16
17
17
17
17
16
17
17
18
17
18
17
17
17
21
20
20
18
18
18
25
23
24
23
22
21
29
29
29
25
25
24
37
36
35
33
29
28
27
27
27
28
27
28
22
22
21
21
21
21
19
19
19
19
19
20
18
18
18
18
18
18
17
17
17
17
17
17
19
18
18
19
18
17
21
20
20
20
20
20
25
23
25
23
22
21
31
29
29
27
26
24
39
37
36
34
30
29
29
29
29
29
30
30
23
25
25
25
25
25
20
20
20
20
20
21
19
19
19
19
19
19
18
18
19
18
18
18
20
20
20
20
19
18
22
22
21
21
20
20
26
25
25
24
23
22
31
30
29
28
27
25
39
39
36
36
31
31
X - BridgingRequirements
Requirements– -Reference
ReferenceStandard
SP-Series
Specification
Section
904.5
BRIDGING
on page
X-Bridging
Specification
Section
904.5
Bridging
on page
96 92
1 row
2 rows
3 rows
4 rows
5 rows
6 rows
7 rows
8 rows
9 rows
SP-Series Tables
14
14
14
14
15
15
12
12
13
13
13
13
11
11
11
10
11
11
11
11
11
11
11
11
12
12
12
12
12
12
14
13
13
13
13
13
16
15
15
14
15
14
21
19
19
18
17
17
27
25
25
21
21
20
31
31
30
31
24
27
SP-Series Design
Top
Chord
Radius
ft
625
417
313
235
198
171
417
313
235
198
171
151
235
198
171
151
122
103
235
198
171
151
122
103
198
171
151
122
103
77
198
171
151
122
103
77
171
151
122
103
77
53
171
151
122
103
77
53
151
122
103
77
53
42
151
122
103
77
53
42
Special Profile Joists
Center
Depth
in
28
28
28
28
28
28
36
36
36
36
36
36
44
44
44
44
44
44
54
54
54
54
54
54
64
64
64
64
64
64
76
76
76
76
76
76
90
90
90
90
90
90
104
104
104
104
104
104
120
120
120
120
120
120
136
136
136
136
136
136
Introduction
Span
ft
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
End
Depth
in
22
19
16
12
9
6
27
24
20
17
14
11
28
25
22
19
13
7
38
35
32
29
23
17
45
42
39
33
27
14
57
54
51
45
39
26
68
65
59
53
40
15
82
79
73
67
54
29
95
89
83
70
45
20
111
105
99
86
61
36
10 rows
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
Standard Specification
Bearing
have aa seat
seat depth
depth as
indicated
in the
chart
below
Bearing Seat
Seat Depth
Depth –- Profiles to the right of a colored line have
indicated
in the
chart
below
Minimum 5"
7½"
10"
Maximum 12½"
45
Introduction
Bowstring Joist (SPBW) Tables
SP-Series Tables
SP-Series Design
Special Profile Joists
Span
ft
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
End
Depth
in
25
21
17
13
10
6
29
25
21
18
14
10
31
28
24
20
13
5
41
38
34
30
23
15
50
46
42
35
27
12
64
60
56
49
41
26
74
70
63
55
40
10
90
86
79
71
56
26
102
95
87
72
42
12
118
111
103
88
58
28
Center
Depth
in
32
32
32
32
32
32
40
40
40
40
40
40
50
50
50
50
50
50
60
60
60
60
60
60
72
72
72
72
72
72
86
86
86
86
86
86
100
100
100
100
100
100
116
116
116
116
116
116
132
132
132
132
132
132
148
148
148
148
148
148
Top
Chord
Radius
ft
772
491
361
285
246
209
491
361
285
246
209
181
285
246
209
181
147
122
285
246
209
181
147
122
246
209
181
147
122
93
246
209
181
147
122
93
209
181
147
122
93
64
209
181
147
122
93
64
181
147
122
93
64
50
181
147
122
93
64
50
Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD)
300
350
400
450
500
550
600
650
17
17
18
18
18
18
15
15
15
16
15
16
14
14
14
14
14
15
14
14
14
14
15
14
15
15
15
15
15
16
17
17
16
16
16
16
23
24
24
23
23
23
27
27
26
26
27
26
32
31
31
29
29
29
38
38
37
35
35
33
20
20
20
20
20
20
17
17
17
17
18
17
16
16
16
16
17
17
15
15
15
15
15
15
16
16
16
16
16
16
17
17
17
17
16
17
24
24
24
23
23
23
27
27
28
28
27
26
33
32
31
31
29
30
39
39
38
35
35
34
23
24
24
24
25
25
19
20
20
20
19
20
18
18
18
18
19
18
16
16
16
16
16
16
17
17
17
16
17
17
18
17
18
18
17
18
24
24
24
24
23
23
29
29
28
28
27
26
34
34
33
31
31
30
41
40
39
37
36
34
27
28
27
26
26
27
21
21
22
22
21
22
19
19
19
20
20
19
18
18
18
18
18
18
18
18
18
17
18
18
19
18
18
19
18
18
25
25
24
24
23
23
31
29
28
28
28
27
34
34
34
31
31
30
42
41
39
37
36
34
28
29
29
29
29
30
23
23
25
25
26
26
20
20
21
21
20
21
19
19
19
19
19
19
19
19
18
18
18
18
20
19
19
20
19
19
25
25
24
24
24
23
31
30
29
29
28
27
35
34
34
31
31
30
43
42
40
37
36
35
31
32
32
32
33
32
26
25
25
27
27
27
22
22
22
22
22
23
20
20
20
20
20
20
20
20
20
20
19
19
22
21
21
21
20
20
26
25
26
25
24
24
32
31
31
29
28
27
37
35
36
32
33
31
43
44
42
37
37
37
34
34
36
36
36
36
28
28
28
28
28
28
24
24
25
25
25
26
21
21
21
21
21
21
21
21
21
21
21
21
23
22
22
22
21
21
27
27
26
25
25
25
32
32
31
30
30
28
38
36
36
33
33
33
45
44
43
38
38
37
36
37
37
37
39
38
30
29
30
30
30
30
25
25
25
25
25
27
23
23
22
23
26
23
22
22
22
21
22
21
24
23
23
23
23
21
28
28
26
26
26
26
33
33
31
31
30
29
40
38
37
34
34
33
46
45
44
40
39
37
X - BridgingRequirements
Requirements– -Reference
ReferenceStandard
SP-Series
Specification
Section
904.5
BRIDGING
on page
X-Bridging
Specification
Section
904.5
Bridging
on page
96 92
1 row
2 rows
3 rows
4 rows
5 rows
6 rows
7 rows
8 rows
Standard Specification
Bearing
have aa seat
seat depth
depth as
indicated
in the
chart
below
Bearing Seat
Seat Depth
Depth –- Profiles to the right of a colored line have
indicated
in the
chart
below
Minimum 5"
7½"
10"
Maximum 12½"
46
700
750
800
39
40
40
40
41
45
33
33
33
33
33
33
27
27
29
28
27
28
24
24
24
24
26
25
25
25
24
25
24
25
26
25
25
25
24
23
29
29
28
28
27
27
34
34
31
32
31
30
40
39
37
35
34
33
51
45
44
42
39
38
44
46
46
46
46
46
34
36
36
36
36
35
29
29
29
29
29
30
26
26
26
26
26
28
25
25
25
25
25
26
29
27
26
26
25
24
29
29
28
28
28
27
36
34
32
32
31
30
40
39
39
35
34
34
51
46
44
42
40
40
48
50
50
51
50
51
37
36
36
36
36
38
31
31
30
30
31
32
28
28
27
27
27
28
26
26
26
25
26
26
29
28
28
26
26
25
29
29
30
29
28
28
36
36
34
32
31
31
41
39
40
36
34
36
51
48
46
42
42
40
Joist Self-Weight - Pounds per Linear Foot (plf)
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
9 rows
10 rows
Bowstring Joist (SPBW) Tables
Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD)
300
350
400
450
500
550
600
650
700
750
800
50
50
50
50
50
53
37
37
37
36
39
38
32
32
32
32
32
32
30
30
30
29
29
29
29
28
28
28
27
28
30
30
30
28
28
29
33
32
32
32
30
31
38
37
37
34
34
33
42
43
42
40
37
36
53
47
48
43
41
40
54
54
54
54
55
58
40
40
40
40
40
40
34
34
33
33
35
34
32
31
31
31
31
30
30
30
30
30
29
28
31
32
33
31
29
29
35
33
33
32
32
32
38
39
37
35
34
33
44
44
42
40
38
38
53
47
48
45
41
41
58
58
58
58
58
61
42
42
42
47
46
47
36
35
36
36
37
38
33
33
32
32
32
32
33
32
32
31
31
30
34
34
33
33
32
30
37
35
34
35
32
33
40
39
38
37
35
34
44
46
44
43
39
38
54
52
48
45
43
43
Joist Self-Weight - Pounds per Linear Foot (plf)
25
25
26
27
26
26
21
21
21
21
21
21
20
20
21
22
21
21
21
21
21
21
21
21
22
22
22
22
21
21
24
23
23
23
24
23
28
27
27
25
26
25
31
30
30
30
29
28
36
35
35
34
34
30
41
39
41
38
36
34
29
29
29
29
29
29
22
22
22
24
22
23
21
21
22
22
21
22
21
21
21
21
21
21
22
22
22
22
22
22
25
24
24
24
24
23
28
27
27
27
26
26
32
33
31
30
29
28
36
36
36
34
34
32
43
40
41
39
37
35
32
32
32
33
31
31
26
26
28
28
28
27
22
22
22
22
22
23
22
22
21
21
21
23
23
23
23
23
23
22
25
25
25
25
24
24
29
29
28
27
27
27
33
33
32
30
31
30
36
38
36
36
34
32
45
42
42
39
37
37
36
36
36
36
36
36
28
28
28
28
28
30
24
25
25
25
25
25
23
23
22
23
22
23
24
24
23
23
23
23
26
26
25
25
24
24
30
29
28
28
27
29
33
33
33
31
31
31
39
38
38
36
34
33
46
44
43
40
39
37
39
39
39
39
39
43
30
30
30
30
30
32
25
25
25
25
27
27
24
24
24
24
25
26
25
25
24
25
24
25
27
26
26
26
26
25
30
30
29
29
28
30
35
34
34
32
31
31
39
41
38
36
35
35
46
44
43
40
39
38
46
46
46
46
46
49
33
33
33
33
33
33
28
28
28
25
28
29
25
25
25
26
26
26
26
26
26
25
26
25
29
28
28
27
27
26
31
31
30
30
29
30
35
36
34
33
32
32
40
41
39
38
36
35
47
44
43
40
39
40
50
50
50
50
50
53
34
35
35
35
35
35
30
29
29
29
29
31
28
27
27
27
27
27
27
27
26
26
27
28
29
28
28
28
28
27
32
32
31
30
30
30
36
36
34
33
34
32
41
41
40
39
37
35
49
46
43
41
40
40
X - BridgingRequirements
Requirements– -Reference
ReferenceStandard
SP-Series
Specification
Section
904.5
BRIDGING
on page
X-Bridging
Specification
Section
904.5
Bridging
on page
96 92
1 row
2 rows
3 rows
4 rows
5 rows
6 rows
7 rows
8 rows
9 rows
SP-Series Tables
21
21
22
22
22
22
20
20
19
20
20
20
20
20
20
22
21
21
21
21
21
21
21
21
22
21
21
21
21
21
24
23
23
23
23
23
27
26
26
25
25
25
31
30
30
29
28
28
36
35
34
34
32
30
41
39
40
38
35
34
SP-Series Design
Top
Chord
Radius
ft
817
566
433
335
284
238
566
433
335
284
238
211
335
284
238
211
169
144
335
284
238
211
169
144
284
238
211
169
144
108
284
238
211
169
144
108
238
211
169
144
108
74
238
211
169
144
108
74
238
211
169
144
108
74
211
169
144
108
74
58
Special Profile Joists
Center
Depth
in
36
36
36
36
36
36
46
46
46
46
46
46
58
58
58
58
58
58
70
70
70
70
70
70
84
84
84
84
84
84
98
98
98
98
98
98
112
112
112
112
112
112
126
126
126
126
126
126
140
140
140
140
140
140
154
154
154
154
154
154
Introduction
Span
ft
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
End
Depth
in
27
23
19
14
10
5
33
29
24
20
15
11
36
32
27
23
14
6
48
44
39
35
26
18
58
53
49
40
32
14
72
67
63
54
46
28
81
77
68
60
42
7
95
91
82
74
56
21
109
105
96
88
70
35
119
110
102
84
49
14
10 rows
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
Standard Specification
Bearing
have aa seat
seat depth
depth as
indicated
in the
chart
below
Bearing Seat
Seat Depth
Depth –- Profiles to the right of a colored line have
indicated
in the
chart
below
Minimum 5"
7½"
10"
Maximum 12½"
47
Introduction
Bowstring Joist (SPBW) Tables
SP-Series Tables
SP-Series Design
Special Profile Joists
Span
ft
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
End
Depth
in
30
25
20
15
10
5
35
30
25
20
15
10
42
37
32
27
22
12
51
46
41
36
26
16
60
55
50
40
30
10
74
69
64
54
44
24
88
83
78
68
58
38
97
92
82
72
52
12
111
106
96
86
66
26
125
120
110
100
80
40
Center
Depth
in
40
40
40
40
40
40
50
50
50
50
50
50
62
62
62
62
62
62
76
76
76
76
76
76
90
90
90
90
90
90
104
104
104
104
104
104
118
118
118
118
118
118
132
132
132
132
132
132
146
146
146
146
146
146
160
160
160
160
160
160
Top
Chord
Radius
ft
960
641
481
385
321
276
641
481
385
321
276
242
481
385
321
276
242
194
385
321
276
242
194
163
321
276
242
194
163
123
321
276
242
194
163
123
321
276
242
194
163
123
276
242
194
163
123
85
276
242
194
163
123
85
276
242
194
163
123
85
Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD)
300
350
400
450
500
550
600
650
26
26
27
26
26
26
21
22
21
22
22
21
20
20
21
21
22
21
21
21
21
21
23
22
22
22
22
22
22
23
25
25
25
24
24
24
29
28
28
27
27
26
33
32
31
30
30
28
37
36
36
36
34
32
42
42
42
39
39
37
30
30
30
31
31
31
24
26
26
26
26
26
21
21
21
21
23
22
22
22
22
22
23
23
23
22
22
23
23
23
26
25
25
25
24
24
30
29
29
28
27
27
33
33
33
32
30
30
39
38
37
36
36
33
42
44
43
41
42
37
34
34
35
34
34
34
26
28
29
29
28
28
23
23
23
23
25
25
23
23
23
23
24
24
24
23
24
24
23
23
26
26
26
25
25
25
30
29
30
29
28
28
34
34
33
32
31
32
40
39
38
37
36
35
44
44
44
41
42
37
39
39
39
42
42
42
30
30
30
32
30
32
26
26
28
26
28
27
25
24
24
26
26
26
26
25
25
24
24
26
27
27
26
26
26
27
31
31
30
30
29
29
35
35
36
33
33
32
42
39
39
38
36
35
46
47
45
42
42
41
45
44
45
45
47
48
33
32
33
35
35
35
28
28
28
28
28
28
26
28
26
26
26
28
26
26
26
26
27
27
30
29
28
28
27
27
32
32
32
31
30
30
36
35
36
35
33
32
43
40
39
38
39
36
47
47
46
44
42
41
50
50
50
49
49
49
36
36
36
36
38
38
30
29
29
30
29
32
28
28
28
28
28
29
28
27
28
27
28
28
30
29
29
29
28
28
33
32
32
32
31
31
38
37
36
35
34
34
44
41
40
38
39
37
47
49
48
45
42
42
50
50
50
50
53
53
38
38
40
39
41
42
33
32
32
32
32
32
31
30
30
30
30
29
30
29
29
30
30
31
31
31
30
29
30
30
34
34
33
32
31
31
39
37
36
35
36
35
45
43
41
40
39
37
48
50
48
47
43
43
58
58
58
58
58
58
42
41
42
42
41
42
36
35
37
37
36
38
33
33
33
33
32
34
32
32
31
31
30
31
33
33
33
32
30
30
36
35
35
35
33
33
40
40
38
37
36
36
47
44
43
41
40
39
50
52
48
47
45
43
X - BridgingRequirements
Requirements– -Reference
ReferenceStandard
SP-Series
Specification
Section
904.5
BRIDGING
on page
X-Bridging
Specification
Section
904.5
Bridging
on page
96 92
1 row
2 rows
3 rows
4 rows
5 rows
6 rows
7 rows
8 rows
Standard Specification
Bearing
have aa seat
seat depth
depth as
indicated
in the
chart
below
Bearing Seat
Seat Depth
Depth –- Profiles to the right of a colored line have
indicated
in the
chart
below
Minimum 5"
7½"
10"
Maximum 12½"
48
700
750
800
62
62
62
62
64
65
47
51
51
51
51
54
38
38
38
38
38
39
35
35
35
35
35
36
34
34
34
33
33
32
35
35
34
34
33
33
38
37
36
37
35
33
42
40
40
39
38
37
48
45
46
43
42
40
54
54
50
47
46
45
65
65
65
66
65
65
51
51
51
51
51
54
41
41
41
41
41
45
36
36
36
36
36
37
36
36
35
36
35
36
37
37
36
35
35
34
39
39
39
38
38
36
43
43
41
41
40
37
49
47
46
44
43
41
54
54
52
49
47
46
70
70
70
70
70
73
51
51
51
51
51
54
42
42
46
43
46
47
39
39
39
38
38
40
38
37
37
36
35
36
38
38
38
37
36
36
41
39
40
40
39
38
43
43
43
41
41
40
51
49
47
46
45
41
54
54
53
51
49
46
Joist Self-Weight - Pounds per Linear Foot (plf)
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
9 rows
10 rows
Bowstring Joist (SPBW) Tables
Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD)
300
350
400
450
500
550
600
650
700
750
800
62
65
65
69
65
65
52
52
52
51
51
55
43
42
42
42
42
47
41
40
40
39
39
41
39
38
38
37
37
39
39
39
39
38
39
37
43
42
42
42
41
39
47
47
45
44
43
41
53
50
48
50
47
44
59
61
55
52
53
47
66
70
70
69
70
73
52
52
52
52
52
56
49
49
48
48
48
48
41
42
42
41
41
41
41
41
41
40
39
41
41
40
41
41
40
40
45
46
44
43
42
41
48
48
45
47
44
44
56
53
49
50
47
44
63
61
59
54
53
49
69
73
73
77
73
73
56
56
56
56
56
55
50
49
49
48
48
48
44
43
44
43
42
42
44
44
44
43
43
42
43
43
43
42
42
42
47
46
44
43
44
41
51
48
47
47
45
47
56
55
54
51
49
51
63
62
60
55
54
56
Joist Self-Weight - Pounds per Linear Foot (plf)
31
36
33
32
32
32
26
26
29
29
28
28
24
24
25
26
25
25
25
25
25
25
26
26
27
27
26
26
27
27
30
30
29
29
28
28
33
33
32
32
32
30
37
36
36
34
35
35
40
41
40
39
37
37
49
48
45
44
42
40
35
36
36
38
37
37
29
29
29
29
31
30
27
27
29
27
28
28
26
25
27
25
27
26
27
27
27
27
28
27
30
30
30
29
29
28
35
34
33
33
32
31
37
37
37
37
35
36
41
42
40
40
39
39
51
50
47
44
42
41
39
41
45
44
43
43
32
32
32
33
34
33
29
29
29
29
29
29
28
27
27
27
29
29
28
28
28
28
29
29
31
31
30
29
30
30
35
34
34
34
33
32
39
38
37
37
36
37
42
44
41
43
39
39
51
51
48
45
46
42
44
46
46
46
49
49
36
36
36
37
37
37
31
31
30
31
32
33
29
30
30
30
29
29
30
29
29
29
29
31
32
32
32
31
31
31
36
36
35
34
34
33
40
40
38
38
37
38
44
45
43
43
41
39
53
51
49
47
46
42
48
51
51
51
54
53
39
39
40
40
40
44
34
34
33
33
36
35
32
32
31
31
32
32
33
33
32
32
31
32
35
34
33
33
33
32
37
37
37
35
36
34
42
42
39
40
37
39
45
45
45
44
42
41
54
52
49
48
47
44
52
55
55
58
58
57
42
42
42
42
47
47
37
38
37
37
37
38
34
34
34
34
34
36
35
35
35
34
33
35
36
36
36
35
33
34
40
37
39
37
37
35
45
44
41
41
38
40
48
47
46
46
44
42
58
54
51
49
48
45
55
58
58
61
61
61
52
51
52
51
51
54
40
39
39
39
39
44
37
37
37
36
38
38
37
37
37
37
37
37
38
37
37
37
36
36
42
40
41
40
39
38
45
44
43
43
41
41
50
50
47
46
46
42
59
61
53
50
48
45
X - BridgingRequirements
Requirements– -Reference
ReferenceStandard
SP-Series
Specification
Section
904.5
BRIDGING
on page
X-Bridging
Specification
Section
904.5
Bridging
on page
96 92
1 row
2 rows
3 rows
4 rows
5 rows
6 rows
7 rows
8 rows
9 rows
SP-Series Tables
27
28
28
30
29
29
23
23
26
25
25
25
23
24
25
25
25
25
25
25
25
25
24
26
27
27
26
26
27
27
29
29
29
28
28
28
33
33
32
31
30
30
37
36
36
34
33
34
39
39
40
39
37
36
47
46
45
44
41
40
SP-Series Design
Top
Chord
Radius
ft
1105
715
553
435
359
313
715
553
435
359
313
272
553
435
359
313
272
219
435
359
313
272
219
184
359
313
272
219
184
139
359
313
272
219
184
139
359
313
272
219
184
139
313
272
219
184
139
96
313
272
219
184
139
96
313
272
219
184
139
96
Special Profile Joists
Center
Depth
in
46
46
46
46
46
46
58
58
58
58
58
58
72
72
72
72
72
72
86
86
86
86
86
86
100
100
100
100
100
100
114
114
114
114
114
114
128
128
128
128
128
128
142
142
142
142
142
142
156
156
156
156
156
156
170
170
170
170
170
170
Introduction
Span
ft
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
90
End
Depth
in
35
29
24
18
12
7
41
36
30
24
19
13
50
44
38
33
27
16
58
52
47
41
30
19
66
61
55
44
33
10
80
75
69
58
47
24
94
89
83
72
61
38
103
97
86
75
52
7
117
111
100
89
66
21
131
125
114
103
80
35
10 rows
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
Standard Specification
Bearing
have aa seat
seat depth
depth as
indicated
in the
chart
below
Bearing Seat
Seat Depth
Depth –- Profiles to the right of a colored line have
indicated
in the
chart
below
Minimum 5"
7½"
10"
Maximum 12½"
49
Introduction
Bowstring Joist (SPBW) Tables
SP-Series Tables
SP-Series Design
Special Profile Joists
Span
ft
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
End
Depth
in
38
31
25
19
13
6
43
37
31
25
18
12
51
45
39
32
26
14
59
53
46
40
28
15
73
67
60
54
42
29
81
74
68
56
43
18
95
88
82
70
57
32
109
102
96
84
71
46
116
110
98
85
60
10
130
124
112
99
74
24
Center
Depth
in
50
50
50
50
50
50
62
62
62
62
62
62
76
76
76
76
76
76
90
90
90
90
90
90
104
104
104
104
104
104
118
118
118
118
118
118
132
132
132
132
132
132
146
146
146
146
146
146
160
160
160
160
160
160
174
174
174
174
174
174
Top
Chord
Radius
ft
1251
790
601
485
407
343
790
601
485
407
343
302
601
485
407
343
302
245
485
407
343
302
245
203
485
407
343
302
245
203
407
343
302
245
203
154
407
343
302
245
203
154
407
343
302
245
203
154
343
302
245
203
154
106
343
302
245
203
154
106
Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD)
300
350
400
450
500
550
600
650
31
32
33
32
32
33
26
29
26
29
29
28
24
26
24
26
26
25
25
27
25
27
27
27
28
28
27
27
28
29
31
30
30
30
29
31
34
34
33
33
32
31
38
37
37
38
36
34
42
41
40
41
38
38
49
48
47
44
44
43
35
36
38
38
38
37
29
29
31
31
31
31
27
27
29
29
29
28
26
28
28
27
27
27
28
28
28
27
28
29
31
31
30
31
30
32
35
34
34
33
32
32
41
40
39
38
37
35
42
41
43
42
39
39
51
51
47
46
45
46
44
45
44
47
47
48
33
35
35
36
35
36
31
31
31
30
32
32
29
31
28
30
30
30
29
29
29
29
28
30
32
32
31
31
31
32
36
35
35
34
34
33
41
40
40
39
38
36
45
45
43
43
40
41
52
52
49
46
45
47
48
51
50
53
54
54
37
37
39
39
38
38
34
34
33
35
33
35
32
31
31
31
31
33
31
31
31
31
31
33
33
33
32
33
32
34
37
36
36
35
35
34
43
41
40
40
39
38
45
47
44
43
41
43
54
53
50
46
48
47
52
55
55
58
57
57
41
40
41
45
45
45
39
39
38
39
37
38
35
34
34
33
33
35
35
34
34
33
34
36
36
35
35
34
34
36
40
38
38
37
36
36
45
43
41
42
40
39
46
47
46
45
43
44
54
53
51
47
49
47
56
58
61
58
58
57
47
48
47
47
47
50
40
39
39
41
41
44
37
37
37
36
38
39
37
37
37
36
36
36
38
38
38
37
37
38
42
41
40
39
39
39
47
46
44
44
43
40
48
47
48
47
45
44
57
55
52
51
50
48
59
62
65
65
65
65
52
52
52
52
51
54
43
42
42
43
42
46
40
40
40
39
41
41
40
40
40
39
40
39
39
39
40
39
38
39
42
42
42
41
40
39
48
47
46
45
45
42
51
51
49
49
47
44
62
57
53
53
51
49
66
70
71
73
73
74
52
52
52
52
52
58
49
49
49
49
48
52
43
43
43
42
47
47
42
40
41
41
40
40
42
42
41
41
41
42
45
44
43
43
42
41
50
48
49
47
45
44
53
51
50
53
48
46
62
62
55
53
53
55
X - BridgingRequirements
Requirements– -Reference
ReferenceStandard
SP-Series
Specification
Section
904.5
BRIDGING
on page
X-Bridging
Specification
Section
904.5
Bridging
on page
96 92
1 row
2 rows
3 rows
4 rows
5 rows
6 rows
7 rows
8 rows
Standard Specification
Bearing
have aa seat
seat depth
depth as
indicated
in the
chart
below
Bearing Seat
Seat Depth
Depth –- Profiles to the right of a colored line have
indicated
in the
chart
below
Minimum 5"
7½"
10"
Maximum 12½"
50
700
750
800
70
73
73
74
73
74
60
60
59
59
60
62
54
53
53
53
53
56
45
48
48
44
48
51
45
44
44
44
43
43
45
44
44
43
44
47
48
46
45
44
45
44
50
50
49
50
48
46
56
54
51
53
50
50
63
63
62
54
54
55
78
83
83
83
85
86
60
60
60
59
60
66
54
54
54
53
53
57
50
51
51
50
48
53
50
46
49
46
48
48
47
47
46
45
45
47
48
49
49
47
45
45
56
55
50
54
50
51
59
57
56
54
51
52
65
64
62
61
55
55
87
89
93
91
93
97
64
64
63
63
66
66
58
58
57
57
57
57
51
51
51
50
50
54
50
50
49
49
51
50
52
51
51
50
50
49
55
52
52
50
51
50
57
55
55
56
55
51
59
59
58
57
56
54
67
66
64
62
62
56
Joist Self-Weight - Pounds per Linear Foot (plf)
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
9 rows
10 rows
Bowstring Joist (SPBW) Tables
Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD)
300
350
400
450
500
550
600
650
700
750
800
79
79
79
78
86
86
65
64
64
67
67
66
58
58
57
57
61
60
55
55
55
55
54
58
51
51
51
51
50
54
51
51
51
51
50
53
53
52
52
52
51
50
55
54
54
53
53
51
58
58
57
56
54
52
60
59
59
59
59
55
83
83
83
83
90
90
68
68
68
71
71
70
63
62
61
61
61
65
56
56
56
55
59
61
53
53
53
52
52
56
54
53
53
52
52
55
53
53
53
52
52
51
56
56
55
55
54
53
60
59
59
56
56
54
62
64
63
60
59
58
93
94
92
92
102
102
72
72
72
76
75
75
65
66
65
65
65
68
59
59
60
59
59
62
58
58
58
58
60
59
54
54
54
53
52
55
54
54
55
54
53
57
58
57
56
55
55
53
61
60
59
59
58
56
66
64
64
61
60
58
Joist Self-Weight - Pounds per Linear Foot (plf)
39
39
44
44
44
43
32
32
32
34
34
34
31
31
33
33
32
32
30
32
31
33
32
32
32
31
31
33
32
32
34
33
33
32
34
35
36
36
35
35
37
37
39
38
38
38
39
39
44
44
43
41
42
40
46
47
46
46
44
43
46
46
46
49
49
49
38
38
40
39
39
39
34
36
34
35
36
35
32
32
34
34
34
34
33
33
33
33
34
34
36
35
35
34
36
36
38
37
37
37
39
37
40
40
40
40
39
41
48
45
44
42
43
42
48
49
47
46
46
44
51
51
54
54
54
54
41
41
41
46
45
45
38
38
40
40
40
39
36
35
36
38
37
37
35
35
35
34
36
37
37
36
36
36
37
38
39
39
39
38
39
40
42
41
42
41
40
42
48
46
45
44
45
43
49
51
48
49
48
47
55
55
58
58
58
58
48
48
47
47
51
50
42
41
42
41
46
45
39
39
39
42
41
40
39
39
38
40
39
41
39
38
38
37
39
39
41
40
41
39
39
40
44
43
43
43
42
43
48
47
47
47
46
45
52
51
51
49
48
47
63
62
62
65
65
65
52
52
52
52
55
55
49
49
49
47
52
51
42
43
42
48
47
46
41
41
40
40
42
41
41
40
40
40
42
41
42
42
41
41
40
42
45
44
44
44
43
45
51
50
48
47
46
45
53
51
51
51
50
49
66
66
66
69
69
68
56
56
56
56
59
59
49
49
49
53
53
56
48
45
48
48
51
51
44
43
43
43
43
42
44
43
43
43
42
47
45
44
44
44
43
48
47
47
46
44
46
46
51
50
51
49
48
46
56
55
52
51
51
49
73
74
74
74
73
73
60
60
60
60
63
62
55
54
54
53
53
57
51
51
50
50
54
52
49
49
49
49
48
52
47
46
46
46
48
51
49
48
47
45
46
50
50
50
48
47
47
46
54
53
51
51
50
48
59
57
57
53
56
53
X - BridgingRequirements
Requirements– -Reference
ReferenceStandard
SP-Series
Specification
Section
904.5
BRIDGING
on page
X-Bridging
Specification
Section
904.5
Bridging
on page
96 92
1 row
2 rows
3 rows
4 rows
5 rows
6 rows
7 rows
8 rows
9 rows
SP-Series Tables
34
34
34
35
35
36
30
29
31
31
31
30
28
30
28
30
30
29
28
30
30
30
30
31
30
31
31
31
31
32
32
32
32
32
32
32
35
35
34
35
33
36
39
38
37
37
39
39
42
42
41
40
40
40
46
46
46
44
43
42
SP-Series Design
Top
Chord
Radius
ft
1297
865
673
535
444
380
865
673
535
444
380
332
673
535
444
380
332
266
535
444
380
332
266
225
535
444
380
332
266
225
444
380
332
266
225
170
444
380
332
266
225
170
444
380
332
266
225
170
444
380
332
266
225
170
444
380
332
266
225
170
Special Profile Joists
Center
Depth
in
56
56
56
56
56
56
68
68
68
68
68
68
80
80
80
80
80
80
92
92
92
92
92
92
104
104
104
104
104
104
116
116
116
116
116
116
128
128
128
128
128
128
140
140
140
140
140
140
152
152
152
152
152
152
164
164
164
164
164
164
Introduction
Span
ft
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
110
End
Depth
in
42
35
29
22
15
8
47
41
34
27
20
13
53
46
39
32
25
11
58
51
44
37
23
10
70
63
56
49
35
22
75
68
61
47
34
6
87
80
73
59
46
18
99
92
85
71
58
30
111
104
97
83
70
42
123
116
109
95
82
54
10 rows
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
Standard Specification
Bearing
have aa seat
seat depth
depth as
indicated
in the
chart
below
Bearing Seat
Seat Depth
Depth –- Profiles to the right of a colored line have
indicated
in the
chart
below
Minimum 5"
7½"
10"
Maximum 12½"
51
SP-Series Tables
SP-Series Design
Special Profile Joists
Introduction
Bowstring Joist (SPBW) Tables
Span
End
Depth
Center
Depth
Top
Chord
Radius
300
350
400
450
500
550
600
650
700
750
800
ft
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
120
in
45.0
37.5
30.0
22.5
15.0
7.5
49.5
42.0
34.5
27.0
19.5
12.0
54.0
46.5
39.0
31.5
24.0
9.0
58.5
51.0
43.5
36.0
21.0
6.0
70.5
63.0
55.5
48.0
33.0
18.0
82.5
75.0
67.5
60.0
45.0
30.0
87.0
79.5
72.0
57.0
42.0
12.0
99.0
91.5
84.0
69.0
54.0
24.0
111.0
103.5
96.0
81.0
66.0
36.0
123.0
115.5
108.0
93.0
78.0
48.0
in
60
60
60
60
60
60
72
72
72
72
72
72
84
84
84
84
84
84
96
96
96
96
96
96
108
108
108
108
108
108
120
120
120
120
120
120
132
132
132
132
132
132
144
144
144
144
144
144
156
156
156
156
156
156
168
168
168
168
168
168
ft
1441
983
721
585
482
418
983
721
585
482
418
363
721
585
482
418
363
291
585
482
418
363
291
244
585
482
418
363
291
244
585
482
418
363
291
244
482
418
363
291
244
185
482
418
363
291
244
185
482
418
363
291
244
185
482
418
363
291
244
185
plf
38
38
38
38
38
42
33
33
32
34
34
34
30
30
32
32
31
31
32
32
32
33
33
32
32
32
34
34
33
34
34
34
36
35
35
36
37
36
38
38
37
37
40
41
40
42
39
40
43
43
42
43
43
44
46
48
47
45
44
44
plf
47
47
46
49
49
49
37
37
39
38
38
38
36
34
36
36
36
36
33
35
33
35
35
36
34
36
34
35
35
34
35
36
36
35
37
37
39
39
38
39
37
39
43
42
41
42
40
41
45
44
43
43
44
44
48
50
48
46
46
47
plf
51
51
54
54
54
54
41
41
46
46
45
49
38
40
40
40
39
43
37
39
39
38
38
43
37
37
36
38
38
39
38
38
37
37
37
38
40
40
39
39
39
42
44
43
43
43
43
43
46
47
46
45
45
45
50
50
50
49
49
47
plf
59
59
59
58
58
58
48
48
51
51
51
50
43
42
48
48
47
52
40
41
39
42
41
44
40
40
42
41
39
41
40
40
40
39
41
40
44
41
41
42
39
42
47
47
44
44
43
43
49
48
48
46
47
45
51
50
51
50
49
49
plf
63
63
63
65
65
65
53
52
52
56
55
55
49
49
49
52
52
52
43
43
43
48
50
49
43
42
42
42
48
47
42
43
43
42
42
44
44
43
43
43
42
43
47
47
46
46
45
45
49
48
48
48
47
48
62
53
52
50
49
49
plf
71
71
74
74
74
74
57
56
60
59
59
59
54
54
54
53
57
56
49
49
48
48
50
51
46
46
45
45
48
51
47
47
46
46
45
50
47
47
46
46
45
49
50
49
48
47
47
51
51
50
51
49
49
52
62
54
53
52
50
54
plf
76
76
75
76
82
82
61
61
60
64
64
66
55
55
58
57
58
60
51
51
51
50
50
53
51
51
51
50
50
53
51
51
51
51
51
52
50
50
49
48
52
53
52
52
52
49
53
53
54
54
54
53
52
52
62
61
60
55
59
54
plf
83
83
83
86
85
86
65
65
71
71
70
70
59
59
58
62
58
64
56
55
56
55
62
61
53
53
53
52
52
56
54
53
53
53
52
52
53
53
52
53
52
53
57
57
56
55
54
53
58
57
56
57
55
55
62
62
62
61
59
56
plf
94
94
91
93
101
102
72
72
71
76
75
75
63
63
66
69
69
67
59
60
59
59
63
64
59
59
58
58
57
63
56
55
55
55
54
54
55
55
54
54
54
53
58
57
56
57
55
54
61
60
59
58
56
56
64
63
64
62
59
57
plf
100
100
102
102
101
102
76
81
80
80
79
86
66
66
66
73
69
72
60
60
60
60
66
65
62
61
61
61
61
64
57
56
57
57
56
57
57
57
57
56
55
60
60
59
59
58
57
60
62
61
61
58
59
57
65
66
66
62
61
61
plf
101
100
111
110
109
109
80
81
80
80
85
87
73
73
73
73
77
76
67
67
67
71
71
73
63
63
62
62
61
64
64
64
64
64
63
63
63
62
61
61
61
60
62
62
63
61
62
60
64
63
61
62
60
62
69
69
68
64
62
62
X - BridgingRequirements
Requirements– -Reference
ReferenceStandard
SP-Series
Specification
Section
904.5
BRIDGING
on page
X-Bridging
Specification
Section
904.5
Bridging
on page
96 92
1 row
2 rows
3 rows
4 rows
5 rows
6 rows
7 rows
8 rows
Standard Specification
Bearing
have aa seat
seat depth
depth as
indicated
in the
chart
below
Bearing Seat
Seat Depth
Depth –- Profiles to the right of a colored line have
indicated
in the
chart
below
Minimum 5"
7½"
10"
Maximum 12½"
52
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
9 rows
10 rows
Bowstring Joist (SPBW) Tables
Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD)
300
350
400
450
500
550
600
650
700
750
800
89
94
93
102
102
102
78
81
81
80
87
87
70
70
74
70
76
76
65
67
68
68
72
70
63
63
62
62
61
66
65
65
64
64
64
63
63
60
62
61
60
64
63
64
62
60
62
63
64
63
64
63
62
66
72
71
67
64
64
65
97
101
111
111
110
110
81
81
81
80
87
87
74
74
79
79
78
77
69
68
68
68
72
71
67
64
65
71
70
68
66
65
64
65
64
71
68
68
67
66
67
71
68
67
66
65
64
63
69
68
67
67
66
67
73
71
72
69
67
68
108
113
113
112
114
122
86
86
86
94
94
103
77
82
82
82
81
88
76
75
74
74
75
78
71
71
70
72
74
73
69
69
68
68
73
72
69
69
68
70
69
72
69
68
67
66
65
72
71
70
69
67
67
72
77
76
73
71
70
71
Joist Self-Weight - Pounds per Linear Foot (plf)
45
47
47
50
49
50
39
40
40
45
44
44
39
41
38
40
40
43
37
38
37
39
39
38
37
36
38
37
37
38
39
38
38
40
39
39
41
40
42
40
41
46
45
44
44
45
44
44
48
48
48
46
45
49
54
53
51
50
50
51
53
56
55
58
58
58
48
48
52
51
51
51
48
41
47
46
46
52
41
41
43
40
42
42
40
40
44
43
42
46
41
41
40
43
42
47
43
43
42
41
43
46
46
45
46
45
45
46
49
49
48
46
47
49
55
54
52
51
50
53
60
59
63
62
62
66
53
53
57
56
56
55
50
49
49
53
52
52
44
45
44
49
49
50
44
43
50
44
49
48
45
44
43
44
45
49
45
45
45
44
45
48
48
47
47
47
45
51
51
50
50
49
49
52
56
55
53
53
51
53
64
66
66
66
66
70
58
57
60
60
60
59
54
54
54
58
57
60
50
50
49
49
54
52
47
47
50
49
53
52
48
47
47
47
52
51
49
47
48
47
47
54
50
50
50
49
48
54
53
53
53
50
50
52
59
58
54
55
53
56
71
74
75
74
74
74
62
65
65
65
67
67
58
58
58
61
61
60
57
56
56
56
55
59
52
52
52
51
53
54
52
53
52
52
53
51
54
50
53
53
53
54
54
55
53
53
52
54
59
59
55
55
54
55
65
65
57
60
58
56
76
79
79
87
86
85
65
69
69
68
67
67
59
58
63
62
62
64
57
57
60
60
60
62
54
55
54
54
53
57
55
54
54
54
53
53
56
56
55
54
53
57
58
57
56
57
56
54
61
60
59
57
55
55
66
65
64
62
60
60
80
84
84
91
91
90
72
72
77
76
75
75
66
66
66
70
69
72
61
61
61
60
65
64
62
60
62
61
61
64
57
57
56
57
56
62
57
57
57
56
57
61
60
60
59
58
57
56
62
61
60
61
59
60
67
68
66
64
61
62
X - BridgingRequirements
Requirements– -Reference
ReferenceStandard
SP-Series
Specification
Section
904.5
BRIDGING
on page
X-Bridging
Specification
Section
904.5
Bridging
on page
96 92
1 row
2 rows
3 rows
4 rows
5 rows
6 rows
7 rows
8 rows
9 rows
SP-Series Tables
43
40
45
44
44
48
36
38
38
38
37
38
33
35
33
34
34
36
33
35
32
34
34
34
34
36
37
36
35
35
36
38
38
36
39
38
41
39
40
40
41
40
43
42
42
42
44
42
45
45
46
46
44
46
54
52
50
49
50
49
SP-Series Design
Top
Chord
Radius
ft
1585
1057
794
620
519
447
1057
794
620
519
447
393
794
620
519
447
393
316
794
620
519
447
393
316
620
519
447
393
316
265
620
519
447
393
316
265
519
447
393
316
265
200
519
447
393
316
265
200
519
447
393
316
265
200
519
447
393
316
265
200
Special Profile Joists
Center
Depth
in
66
66
66
66
66
66
78
78
78
78
78
78
90
90
90
90
90
90
102
102
102
102
102
102
114
114
114
114
114
114
126
126
126
126
126
126
138
138
138
138
138
138
150
150
150
150
150
150
162
162
162
162
162
162
174
174
174
174
174
174
Introduction
Span
ft
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
End
Depth
in
50
42
34
25
17
9
54
46
37
29
21
13
58
49
41
33
25
9
70
61
53
45
37
21
73
65
57
49
33
17
85
77
69
61
45
29
89
81
73
57
41
8
101
93
85
69
53
20
113
105
97
81
65
32
125
117
109
93
77
44
10 rows
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
Standard Specification
Bearing
have aa seat
seat depth
depth as
indicated
in the
chart
below
Bearing Seat
Seat Depth
Depth –- Profiles to the right of a colored line have
indicated
in the
chart
below
Minimum 5"
7½"
10"
Maximum 12½"
53
Introduction
Bowstring Joist (SPBW) Tables
SP-Series Tables
SP-Series Design
Special Profile Joists
Span
ft
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
140
End
Depth
in
53
44
35
26
18
9
56
47
38
30
21
12
68
59
50
42
33
24
71
62
54
45
36
19
74
66
57
48
31
13
86
78
69
60
43
25
98
90
81
72
55
37
102
93
84
67
49
14
114
105
96
79
61
26
126
117
108
91
73
38
Center
Depth
in
70
70
70
70
70
70
82
82
82
82
82
82
94
94
94
94
94
94
106
106
106
106
106
106
118
118
118
118
118
118
130
130
130
130
130
130
142
142
142
142
142
142
154
154
154
154
154
154
166
166
166
166
166
166
178
178
178
178
178
178
Top
Chord
Radius
ft
1730
1132
841
670
568
485
1132
841
670
568
485
423
1132
841
670
568
485
423
841
670
568
485
423
342
670
568
485
423
342
284
670
568
485
423
342
284
670
568
485
423
342
284
568
485
423
342
284
216
568
485
423
342
284
216
568
485
423
342
284
216
Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD)
300
350
400
450
500
550
600
650
45
47
46
50
50
50
39
38
41
41
40
44
36
39
38
38
37
37
36
38
35
37
37
36
36
36
39
36
37
36
39
38
41
41
40
38
42
42
43
44
43
42
45
47
44
44
45
44
49
48
49
47
49
53
54
52
52
52
50
54
53
52
55
55
55
58
48
48
52
51
51
51
41
43
42
47
46
46
41
44
44
43
42
41
41
40
43
44
47
46
42
41
44
44
44
43
44
44
43
46
45
45
48
47
46
47
48
45
50
50
49
48
49
54
56
54
54
52
53
54
57
59
59
59
58
66
53
53
57
56
56
56
50
48
48
53
53
52
46
44
50
49
49
52
46
50
44
50
49
48
45
47
44
44
46
49
46
47
47
46
47
47
48
48
47
47
49
50
51
51
50
49
49
54
57
54
55
54
53
59
64
67
67
66
66
70
58
57
60
60
60
59
55
55
54
59
58
57
50
50
50
54
53
52
47
50
50
54
53
54
48
48
48
53
51
54
49
50
49
49
53
53
51
51
50
50
54
56
54
53
52
52
55
57
60
58
57
56
55
60
71
74
75
75
74
74
62
66
61
65
67
67
59
59
59
62
62
61
57
57
61
56
60
59
52
52
52
57
56
54
53
53
52
55
52
55
55
54
55
55
53
57
54
55
54
55
54
56
57
60
59
58
56
57
64
62
65
61
59
64
76
80
87
86
86
85
69
73
73
72
71
75
63
64
63
67
66
65
60
61
61
65
64
62
59
59
59
58
63
65
56
55
54
57
54
58
57
57
56
56
55
59
58
59
58
56
61
58
62
62
61
60
58
57
67
66
65
63
61
65
88
93
102
103
102
102
72
78
77
76
76
75
66
66
71
71
70
69
62
61
61
66
65
66
62
62
63
62
66
65
59
58
57
57
64
63
60
59
58
58
62
61
61
60
59
59
62
65
64
63
62
60
63
65
69
68
66
67
64
65
96
101
103
103
102
102
80
81
81
88
88
87
74
73
80
73
77
77
68
68
71
68
72
71
64
64
63
71
70
68
66
65
65
65
68
68
64
64
64
64
62
62
64
65
62
63
62
65
66
67
67
65
63
68
72
72
71
69
69
70
X - BridgingRequirements
Requirements– -Reference
ReferenceStandard
SP-Series
Specification
Section
904.5
BRIDGING
on page
X-Bridging
Specification
Section
904.5
Bridging
on page
96 92
1 row
2 rows
3 rows
4 rows
5 rows
6 rows
7 rows
8 rows
Standard Specification
Bearing
have aa seat
seat depth
depth as
indicated
in the
chart
below
Bearing Seat
Seat Depth
Depth –- Profiles to the right of a colored line have
indicated
in the
chart
below
Minimum 5"
7½"
10"
Maximum 12½"
54
700
750
800
97
101
111
111
110
110
85
85
86
94
92
92
75
74
80
80
79
78
70
70
71
77
76
75
71
71
70
73
74
73
67
66
69
68
68
71
70
69
69
68
70
70
68
67
67
66
72
70
70
70
69
67
68
73
74
73
73
72
69
70
108
113
113
123
122
122
94
94
104
105
104
103
83
83
82
82
90
89
77
76
76
79
80
79
72
74
73
73
78
76
70
70
70
69
73
71
73
72
73
72
70
70
73
75
72
74
72
75
72
74
73
72
70
77
79
79
78
75
74
75
117
124
124
133
133
132
102
113
113
112
112
111
88
87
87
87
95
95
78
77
80
79
80
87
78
78
77
77
83
81
77
75
76
76
75
80
74
74
73
74
74
77
76
75
75
74
75
79
79
79
78
76
78
77
83
79
78
79
77
75
Joist Self-Weight - Pounds per Linear Foot (plf)
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
9 rows
10 rows
Bowstring Joist (SPBW) Tables
Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD)
300
350
400
450
500
550
600
650
700
750
800
114
114
113
123
122
122
95
94
105
105
103
103
83
83
92
82
91
89
84
80
84
83
91
90
77
77
77
83
76
81
76
76
75
82
80
77
76
75
74
74
75
79
74
73
72
73
77
78
75
76
75
74
76
78
78
77
76
76
79
80
124
124
124
123
123
122
103
115
113
113
112
123
96
96
107
106
105
105
84
84
84
93
92
90
79
78
85
86
81
88
80
80
79
83
83
82
78
78
77
77
76
81
80
78
78
78
78
84
77
76
75
76
76
79
80
79
78
79
79
82
124
124
124
124
133
133
115
115
114
114
124
123
103
103
115
114
114
113
90
90
91
107
107
106
86
86
86
86
85
93
81
81
84
83
83
90
79
78
83
82
81
85
81
81
80
79
85
84
83
83
82
81
80
79
83
82
81
79
82
83
Joist Self-Weight - Pounds per Linear Foot (plf)
57
56
56
59
59
58
54
53
57
56
56
56
49
48
52
51
51
51
44
44
49
49
48
53
44
47
43
43
49
47
44
47
46
46
49
47
46
49
48
48
52
49
47
49
47
49
53
51
47
48
47
50
49
53
50
52
49
51
56
53
61
60
64
64
66
66
55
57
61
60
60
60
55
55
58
59
58
57
51
56
51
55
54
53
51
52
51
50
54
53
54
48
51
55
57
55
51
49
49
54
53
56
51
50
55
54
54
58
51
50
57
50
55
56
54
53
52
52
58
60
68
69
72
72
74
74
62
66
61
65
67
67
59
59
58
62
62
61
57
61
60
61
60
62
53
53
53
58
58
56
54
53
59
55
57
55
55
54
58
55
57
56
55
56
55
54
60
58
56
55
57
57
55
60
57
60
59
59
58
62
75
75
75
79
79
86
69
66
73
72
75
75
63
67
63
70
69
68
61
65
60
65
64
62
59
61
59
61
66
64
56
56
61
55
59
66
56
56
58
55
60
59
59
58
57
56
61
61
60
59
58
58
57
61
63
61
60
59
64
62
84
84
88
87
87
86
73
72
77
76
76
84
66
67
71
70
70
73
65
69
72
71
71
70
63
62
62
67
67
65
64
64
63
69
68
66
60
59
61
66
60
64
62
61
62
61
61
66
62
62
61
60
60
61
63
62
62
61
64
69
93
93
104
103
103
103
81
81
89
89
88
87
75
80
80
79
77
77
69
69
73
73
75
74
70
70
75
74
74
72
65
65
73
71
71
69
67
67
66
70
70
71
70
69
68
68
67
72
67
67
65
66
64
69
67
68
65
68
64
71
101
101
112
111
111
110
86
86
94
94
103
103
82
82
82
82
89
88
76
76
82
80
80
79
71
73
77
79
76
76
72
72
75
71
75
77
71
70
73
70
74
72
70
71
72
71
76
75
73
72
71
70
73
77
70
69
70
68
75
73
X - BridgingRequirements
Requirements– -Reference
ReferenceStandard
SP-Series
Specification
Section
904.5
BRIDGING
on page
X-Bridging
Specification
Section
904.5
Bridging
on page
96 92
1 row
2 rows
3 rows
4 rows
5 rows
6 rows
7 rows
8 rows
9 rows
SP-Series Tables
48
48
47
51
50
50
42
48
42
47
49
49
40
42
39
41
41
44
40
39
42
41
40
39
40
40
42
42
41
45
43
40
43
42
43
41
42
41
44
44
43
43
44
45
47
46
47
45
46
45
44
47
48
48
49
47
46
50
51
53
SP-Series Design
Top
Chord
Radius
ft
1777
1207
914
720
605
514
1207
914
720
605
514
453
1207
914
720
605
514
453
914
720
605
514
453
363
914
720
605
514
453
363
720
605
514
453
363
306
720
605
514
453
363
306
720
605
514
453
363
306
720
605
514
453
363
306
605
514
453
363
306
231
Special Profile Joists
Center
Depth
in
76
76
76
76
76
76
86
86
86
86
86
86
96
96
96
96
96
96
106
106
106
106
106
106
116
116
116
116
116
116
126
126
126
126
126
126
136
136
136
136
136
136
146
146
146
146
146
146
156
156
156
156
156
156
166
166
166
166
166
166
Introduction
Span
ft
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
End
Depth
in
57
48
39
29
20
10
58
49
39
30
20
11
68
59
49
40
30
21
69
59
50
40
31
12
79
69
60
50
41
22
79
70
60
51
32
14
89
80
70
61
42
24
99
90
80
71
52
34
109
100
90
81
62
44
110
100
91
72
54
16
10 rows
Discover the easiest way to specify special profile joists:
www.newmill.com/digital-tools
Standard Specification
Bearing
have aa seat
seat depth
depth as
indicated
in the
chart
below
Bearing Seat
Seat Depth
Depth –- Profiles to the right of a colored line have
indicated
in the
chart
below
Minimum 5"
7½"
10"
Maximum 12½"
55

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