Research Article

Seismic Response Analysis and Evaluation of Laminated Rubber Bearing Supported Bridge Based on the Artificial Neural Network

Table 3

LRB model by the ANN.

A (m2)TypeH (mm)Ke (MN/m)μ
P1P2P3P4P5

0.07065d300520.9900.2320.2010.1710.1410.108
630.8940.2270.1950.1650.1350.102
740.7970.2210.1900.1590.1300.096
850.7000.2150.1840.1540.1240.090
0.09300 × 300521.1210.2340.2030.1730.1420.110
631.0240.2290.1970.1680.1360.105
740.9270.2230.1920.1620.1310.099
850.8300.2180.1860.1560.1250.094
0.0962d350631.0660.2350.2040.1740.1420.110
740.9690.2290.1980.1680.1370.105
850.8720.2240.1920.1630.1310.100
960.7750.2190.1870.1580.1250.094
0.1225350 × 350631.2420.2370.2050.1740.1430.111
741.1460.2310.1990.1680.1370.105
851.0490.2250.1930.1620.1310.099
960.9520.2190.1870.1560.1250.093
0.1256d400541.3420.2370.2060.1740.1430.112
691.2100.2310.2000.1680.1370.106
841.0790.2250.1940.1620.1310.100
990.9470.2190.1880.1560.1250.094
0.16400 × 400541.5740.2450.2130.1820.1510.119
691.4420.2370.2050.1740.1420.111
841.3100.2280.1970.1660.1340.103
991.1780.2200.1890.1570.1260.095
0.1589d450691.4350.2360.2050.1740.1420.111
841.3030.2280.1970.1660.1340.103
991.1710.2200.1890.1570.1260.095
1141.0390.2120.1800.1490.1180.086
0.2025450 × 450691.7280.2400.2090.1770.1460.114
841.5960.2320.2000.1690.1380.106
991.4650.2230.1920.1610.1290.098
1141.3330.2150.1840.1530.1210.090

Note: Pi, vertical load. P1 = 5 MPa; P2 = 6 MPa; P3 = 7 MPa; P4 = 8 MPa; P5 = 9 MPa.