Sai Kung

Nail for calibration
Length of steel bar = 9 m
Calibrated pulse propagation velocity = 0.09278 m/ns
Estimated length = 9.0 m
R3-S2 (Blue)
Estimated length = 9.0 m
R3-S1 (Blue)
Error = +0.3%
Estimated length = 9.3 m
R3-S3 (Blue)
Estimated length = 9.4 m
Error = +3.4%
R3-S4 (Blue)
Error = +4.6%
Estimated length = 9.4 m
R3-S5 (Blue)
Estimated length = 8.8 m
Error = -0.3%
Error = +4.9%
R3-S6 (Blue)
Error = -2.4%
Estimated length = 8.9 m
R3-S7 (Blue)
Error = -1.3%
R3-S8 (Blue)
Pulse width = 10 ns
Measurements are taken at
Side A
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 1 - TDR Test Results at an LPM Site in Sai Kung
Estimated length = 8.9 m
Error = -0.8%
Estimated length = 9.1 m
R3-S9 (Blue)
Estimated length = 8.9 m
Error = +0.5%
R3-S10 (Blue)
Error = -1.3%
Estimated length = 8.8 m
R3-S11 (Blue)
Error = -2.1%
R3-S12 (Blue)
Pulse width = 10 ns
Measurements are taken at
Side A
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 2 - TDR Test Results at an LPM Site in Sai Kung
Estimated length = 6.0 m
Error = +0.1%
Estimated length = 5.8 m
R12-N1 (Blue)
Estimated length = 6.0 m
R12-N2 (Blue)
Error = -0.6%
Estimated length = 6.4 m
R12-N3 (Blue)
Estimated length = 6.3 m
Error = +7.1%
R12-N4 (Blue)
Error = +4.4%
Estimated length = 6.4 m
R12-N5 (Blue)
Estimated length = 5.8 m
Error = -3.0%
Error = +6.7%
R12-N6 (Blue)
Error = -3.8%
Estimated length = 6.2 m
R12-N7 (Blue)
Error = +4.0%
R12-N8 (Blue)
Pulse width = 10 ns
Measurements are taken at
Side A
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 3 - TDR Test Results at an LPM Site in Sai Kung
Estimated length = 6.0 m
Error = -0.3%
Estimated length = 6.0 m
R12-N9 (Blue)
Estimated length = 6.0 m
R12-N10 (Blue)
Error = -0.3%
Estimated length = 6.0 m
R12-N11 (Blue)
Estimated length = 6.4 m
Error = +7.1%
Error = -3.8%
Error = -1.0%
R12-N12 (Blue)
Estimated length = 5.7 m
R12-N13 (Blue)
Estimated length = 5.8 m
Error = -0.3%
Error = -4.6%
R12-N14 (Blue)
Estimated length = 6.3 m
R12-N15 (Blue)
Pulse width = 10 ns
Measurements are taken at
Side A
Error = +4.4%
R12-N16 (Blue)
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 4 - TDR Test Results at an LPM Site in Sai Kung
Estimated length = 5.8 m
Error = -2.7%
Estimated length = 6.0 m
R4-S1 (Blue)
Estimated length = 6.0 m
Error = +0.5%
R4-S4 (Blue)
Error = +0.1%
R4-S9 (Blue)
Pulse width = 10 ns
Measurements are taken at
Side A
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 5 - TDR Test Results at an LPM Site in Sai Kung
Nail for calibration
Length of steel bar = 9 m
Calibrated pulse propagation velocity = 0.09302 m/ns
Estimated length = 9.0 m
R1-S8 (Black)
Estimated length = 9.0 m
R2-S1 (Black)
Error = -0.3%
Estimated length = 9.0 m
R2-S2 (Black)
Estimated length = 9.1 m
Error = +0.3%
R2-S3 (Black)
Error = +1.0%
Estimated length = 9.1 m
R1-S1 (Black)
Estimated length = 9.0 m
Error = +0.3%
Error = +0.5%
R1-S2 (Black)
Error = +0.3%
Estimated length = 9.0 m
R1-S3 (Black)
Error = +0.3%
R1-S4 (Black)
Pulse width = 10 ns
Measurements are taken at
Side A
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 6 - TDR Test Results at an LPM Site in Sai Kung
Estimated length = 9.3 m
Error = +3.1%
Estimated length = 9.2 m
R1-S5 (Black)
Estimated length = 9.1 m
R1-S6 (Black)
Error = +0.5%
Estimated length = 9.1 m
R1-S7 (Black)
Estimated length = 9.1 m
Error = +1.3%
R1-S9 (Black)
Error = +1.6%
Estimated length = 9.2 m
R1-S10 (Black)
Estimated length = 9.0 m
Error = +1.8%
Error = 0%
Error = +2.1%
R1-S11 (Black)
Estimated length = 9.1 m
R1-S12 (Black)
Pulse width = 10 ns
Measurements are taken at
Side A
Error = +0.5%
R1-S13 (Black)
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 7 - TDR Test Results at an LPM Site in Sai Kung
Estimated length = 6.4 m
Error = +7.0%
Estimated length = 6.3 m
R11-N1 (Black)
Estimated length = 6.7 m
Error = +11.6%
R11-N2 (Black)
Estimated length = 6.4 m
R11-N3 (Black)
Estimated length = 6.6 m
Error = +10.5%
Error = +3.5%
Error = +6.6%
R11-N4 (Black)
Estimated length = 6.4 m
R11-N5 (Black)
Estimated length = 6.2 m
Error = +5.4%
Error = +5.8%
R11-N6 (Black)
Estimated length = 5.6 m
R11-N7 (Black)
Pulse width = 10 ns
Measurements are taken at
Side A
Error = -6.7%
R11-N8 (Black)
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 8 - TDR Test Results at an LPM Site in Sai Kung
Estimated length = 6.6 m
Error = +10.5%
Estimated length = 6.6 m
R11-N9 (Black)
Estimated length = 6.7 m
Error = +10.9%
R11-N10 (Black)
Estimated length = 6.7 m
R11-N11 (Black)
Estimated length = 6.6 m
Error = +9.8%
Error = -3.6%
Error = +11.3%
R11-N12 (Black)
Estimated length = 6.5 m
R11-N13 (Black)
Estimated length = 5.8 m
Error = +9.8%
Error = +9.0%
R11-N14 (Black)
Estimated length = 6.0 m
R10-N14 (Black)
Pulse width = 10 ns
Measurements are taken at
Side A
Error = +0.2%
R9-N7 (Black)
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 9 - TDR Test Results at an LPM Site in Sai Kung
Estimated length = 6.1 m
Error = +1.6%
Estimated length = 5.9 m
R9-N8 (Black)
Estimated length = 5.9 m
R9-N9 (Black)
Error = -2.4%
Estimated length = 5.6 m
R9-N10 (Black)
Estimated length = 5.5 m
Error = -8.6%
Error = -2.4%
Error = -7.1%
R9-N11 (Black)
Estimated length = 6.1 m
Error = +1.6%
R9-N13 (Black)
R9-N12 (Black)
Estimated length = 5.9 m
Error = -2.4%
Estimated length = 6.0 m
R4-N12 (Black)
Pulse width = 10 ns
Measurements are taken at
Side A
Error =0%
R4-N13 (Black)
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 10 - TDR Test Results at an LPM Site in Sai Kung
Estimated length = 6.0 m
Error = -0.4%
Estimated length = 5.9 m
R4-N14 (Black)
Estimated length = 6.0 m
Error = -0.4%
R4-S2 (Black)
Estimated length = 5.8 m
R4-S3 (Black)
Estimated length = 5.8 m
Error = -4.0%
R4-S5 (Black)
Error = -3.6%
Estimated length = 5.8 m
R4-S6 (Black)
Estimated length = 5.6 m
Error = -1.2%
Error = -3.2%
R4-S7 (Black)
Error = -7.4%
Estimated length = 6.1 m
R4-S8 (Black)
Error =+1.2%
R4-S10 (Black)
Pulse width = 10 ns
Measurements are taken at
Side A
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 11 - TDR Test Results at an LPM Site in Sai Kung
Estimated length = 6.1 m
Error = +1.6%
Estimated length = 6.3 m
R4-S11 (Black)
Pulse width = 10 ns
Measurements are taken at
Side A
Error = +5.0%
R4-S12 (Black)
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 12 - TDR Test Results at an LPM Site in Sai Kung
Nail for calibration
Length of steel bar = 9 m
Calibrated pulse propagation velocity = 0.09302 m/ns
Estimated length = 9.1 m
R2-S10 (Red)
Estimated length = 9.1 m
R2-S4 (Red)
Error = +0.5%
Estimated length = 9.0 m
R2-S5 (Red)
Estimated length = 9.0 m
Error = 0%
R2-S6 (Red)
Error = +0.3%
Estimated length = 9.3 m
R2-S7 (Red)
Estimated length = 9.4 m
Error = +0.5%
Error = +2.8%
R2-S8 (Red)
Error = +4.7%
Estimated length = 9.1 m
R2-S9 (Red)
Error = +0.5%
R2-S11 (Red)
Pulse width = 10 ns
Measurements are taken at
Side A
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 13 - TDR Test Results at an LPM Site in Sai Kung
Estimated length = 9.2 m
Error = +2.3%
Estimated length = 9.0 m
R2-S12 (Red)
Error = -0.3%
R2-S13 (Red)
Pulse width = 10 ns
Measurements are taken at
Side A
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 14 - TDR Test Results at an LPM Site in Sai Kung
Estimated length = 5.7 m
Error = -5.5%
Estimated length = 6.1 m
R10-N5 (Red)
Estimated length = 6.2 m
R10-N6 (Red)
Error = +3.5%
Estimated length = 5.6 m
R10-N7 (Red)
Estimated length = 5.7 m
Error = -6.7%
R10-N8 (Red)
Error = -5.1%
Estimated length = 5.8 m
R10-N9 (Red)
Estimated length = 5.6 m
Error = +1.6%
Error = -2.8%
R10-N10 (Red)
Error = -6.7%
Estimated length = 5.8 m
R10-N11 (Red)
Pulse width = 10 ns
Measurements are taken at
Side A
Error = -3.2%
R10-N12 (Red)
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 15 - TDR Test Results at an LPM Site in Sai Kung
Estimated length = 6.1 m
Error = +1.2%
Estimated length = 6.0 m
R10-N13 (Red)
Estimated length = 6.1 m
Error = +1.6%
R8-N6 (Red)
Estimated length = 5.8 m
R8-N7 (Red)
Estimated length = 6.1 m
Error = -3.2%
R8-N8 (Red)
Error = +1.6%
Estimated length = 6.1 m
R8-N9 (Red)
Estimated length = 6.0 m
Error = +0.8%
Error = +1.2%
R8-N10 (Red)
Error = -1.2%
Estimated length = 5.8 m
Error = -3.2%
R4-N10 (Red)
R8-N11 (Red)
Pulse width = 10 ns
Measurements are taken at
Side A
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 16 - TDR Test Results at an LPM Site in Sai Kung
Estimated length = 5.7 m
Error = -4.3%
Estimated length = 5.8 m
R4-N11 (Red)
Error = -2.8%
R4-N15 (Red)
Pulse width = 10 ns
Measurements are taken at
Side A
R12-N3 (Blue)
Soil Nail No. R12-N3,
Wire with blue plastic
sheath
Figure 17 - TDR Test Results at an LPM Site in Sai Kung