Inputs
References — ACI 318-19 §25.4
- Tension: ld = (fy·ψt·ψe·ψs) / (1.1·λ·√f'c · ((cb+Ktr)/db)) · db. Simplified form used here with (cb+Ktr)/db = 1.5.
- Compression: ldc = max( 0.24·fy·db/(λ·√f'c) , 0.043·fy·db ).
- Hooked bar (90°/180°): ldh = 0.24·ψe·ψc·ψr·fy·db / (λ·√f'c) ≥ 8db, 150 mm.
- Splice: Class A = 1.0·ld, Class B = 1.3·ld; minimum 300 mm.
Results
Tension Development ld—
Compression Development ldc—
90° Hook ldh—
Tension Splice (Class A)—
Tension Splice (Class B)—
Compression Splice—