Shock and Vibration / 2018 / Article / Tab 2

Research Article

Subway-Induced Vibration Measurement and Evaluation of the Structure on a Construction Site at Curved Section of Metro Line

Table 2

Mean values, standard deviations, and variation coefficients of peak and Rms values of accelerations induced by metros in three directions.

IndexAcceleration (cm/s2)
PeakRms
Measurement pointW1W2W3W4W1W2W3W4

Distance to metro line (m)51726355172635
X directionMetro 12.7490.9810.6050.7710.4710.1830.1070.143
Metro 23.5250.9861.7200.4530.7390.1640.3540.083
Metro 33.4130.7710.9780.4210.6500.1460.1870.084
Mean values3.2290.9131.1010.5480.6200.1640.2160.103
Standard deviations0.4200.1230.5670.1940.1360.0180.1260.034
Variation coefficients0.1300.1350.5150.3530.2200.1120.5820.328

Y directionMetro 110.7981.5180.8000.3631.5040.2210.1330.079
Metro 27.3661.1501.2370.7461.3230.2230.2490.142
Metro 33.5240.5960.9400.7390.5500.1020.1970.153
Metro 412.7541.4200.5570.3951.7440.2300.1320.072
Mean values8.6111.1710.8840.5611.2810.1940.1780.112
Standard deviations4.0570.4140.2840.2100.5160.0620.0560.042
Variation coefficients0.4710.3530.3210.3740.4030.3180.3170.374

Z directionMetro 11.7940.8930.4020.2650.3090.1560.0770.054
Metro 21.6101.1400.4630.5380.2260.1600.0970.100
Metro 31.8411.3090.5320.6090.2750.1790.0990.092
Metro 41.4570.9960.4480.5080.2260.1600.1000.106
Metro 51.6661.1180.5300.5080.2260.1660.1020.099
Mean values1.6741.0910.4750.4860.2520.1640.0950.090
Standard deviations0.1530.1570.0560.1300.0380.0090.0100.021
Variation coefficients0.0910.1440.1180.2680.1510.0540.1070.232