Prestress Inputs

Material Properties

Concrete $f'_c$ (MPa)

$f'_{ci}$ (at transfer)

Steel $f_{pu}$ (MPa)

Steel $f_{py}$ (MPa)

Geometry & Prestress

Width $b$ (mm)

Height $h$ (mm)

Span $L$ (m)

Eccentricity $e$ (mm)

Area $A_{ps}$ (mm²)

Initial Stress $f_{pi}$

Loads & Losses

SDL (kN/m)

Live Load (kN/m)

Total Losses (%)

Prestressed Concrete Analysis

Calculate stresses at transfer and service, ultimate moment capacity, and shear strength based on ACI 318M-11.

Section & Tendon Detail

Stress Distribution (MPa)

Enter parameters and click Calculate to see results.