Serviceability Analysis
Analyze crack widths and deflections for reinforced concrete beams based on ACI 318M-11.
Calculation Summary
PASS
Reinforcement Summary
Crack Width Analysis (ACI 318M / Gergely-Lutz)
Effective Tension Area ($A$)
0 mm²
Steel Stress ($f_s = 0.6f_y$)
0 MPa
Distance from NA to Tension Face ($\beta_h$)
1.2
Calculated Crack Width ($w$)
0 mm
Max Spacing Check (ACI 10.6.4)
OK
Deflection Analysis
Based on Effective Moment of Inertia ($I_e$) per ACI 318
Cracking Moment ($M_{cr}$)
0 kN-m
Service Moment ($M_a$)
0 kN-m
Effective Inertia ($I_e$)
0 mm⁴
Immediate Deflection (D+L)
0 mm
Long-Term Multiplier ($\lambda_\Delta$)
0
Total Long-Term Deflection
0 mm
Limit check ($\ell/240$)
OK