f_c’ = 4.35 ksi normal weight concrete (w_c = 150 lb/ft³)

f_y = 60 ksi

Uniform dead load, DL = 0.82 kip/ft (Reference neglected self-weight)

Uniform Live load, LL = 1.00 kip/ft

Beam span length, L = 25 ft

Use #9 bars for longitudinal reinforcement (A_s = 1.00 in.², d_b = 1.128 in.)

Use #3 bars for stirrups (A_s = 0.11 in.², d_b = 0.375 in.)

Clear cover = 1.5 in.

ACI 318-14 (Table 20.6.1.3.1)

a_max = maximum aggregate size = 0.75 in.