Lap length in development/splice design for deformed bars in tension (common code basis) is driven primarily by which pair/group?
Choices
- (A) √f꜀′, steel f_y, bar diameter, cover, confinement, hook/lap class
- (B) Coating spec only
- (C) Concrete color
- (D) Crane reach
Correct answer: (A)
√f꜀′, steel f_y, bar diameter, cover, confinement, hook/lap class
Explanation
ACI 25.4: development and lap lengths scale with f꜀′, f_y, bar size, and detailing.