Research Article

An Experimental Investigation of Unbonded Laminated Elastomeric Bearings and the Seismic Evaluations of Highway Bridges with Tested Bearing Components

Table 1

Test specimen characteristics.

Bearing
type
Elastomer layerShim,  
(mm)
Shaper factorAverage hardness 
(Shore A)
Shear modulus 
(MPa)
Rubber materialEnd plate, 
(mm)
Quantity
(mm)Quantity (mm)

Y171070313.21620.95Neoprene4
Y271070313.21641.01Natural3
Y371070313.21641.02Natural202