Symbol

Description

Value

Reference

A1

Area under bearing

3.5 × 4.6525 = 15.96 ft2

Provided by bearing

manufacturer

A2

Notional area

14.5 × 15.5 = 224.75 ft2

Sketch drawn as per AASHTO

m

Confinement

modification factor

2

AASHTO

f’c

Compressive strength

of concrete

15 ksi

As per literature

v

Concrete efficiency factor

0.45

AASHTO

f’cu

Limiting compressive strength

13.5 ksi

AASHTO