Research Article

Impact of Plastic Hinge Properties on Capacity Curve of Reinforced Concrete Bridges

Table 5

Bridge #4-W columns’ geometric properties and reinforcement details.

Pier #2 and Pier #3
OldWidened

Column
 Clear length (ft)26.026.0
 ShapeCircularCircular
 Dimensions (in.)3636
 Compressive strength (ksi)4.04.0
Longitudinal reinforcement
 Size and number12#913#10
 Yield strength (ksi)4060
Transverse reinforcement
 TypeHoopSpiral
 Size and number#3#4
 Spacing (in.)12.03.0
Lap splice
 Within plastic hingeYesYes
 Length (in.)4040