Slab Design Calculator

Design reinforced concrete slabs per Eurocode 2, ACI 318, and AS 3600. Supports one-way, two-way, and flat slab configurations with moment, reinforcement, deflection, and punching shear calculations.

Eurocode 2 · ACI 318 · AS 3600

Configuration

Standard

Slab Type

Support Condition

Materials

Concrete Grade

Rebar Grade

Geometry & Loading

Span X (mm)

Thickness (mm)

Cover (mm)

Ultimate UDL (kN/m²)

Service UDL (kN/m²)

Design Results

FAIL

Design Moments

Moment X

20.0 kN·m/m

Reinforcement

Required As (X)

286 mm²/m

Suggested (X)

T8@100

Min As

260 mm²/m

Design Checks

One-way Shear

PASS

Deflection

0.0 / 16.0 mm

PASS

Span/Depth Ratio

23.7

Min Thickness

230 mm

FAIL