Calculator Inputs

Based on TM38 - CCANZ Design Guidelines

Ground Assessment

Assessment Method

CBR Value (%)

Sub-base

Granular sub-base present

Sub-base Thickness (mm)

Concrete Properties

Concrete Strength f'c (MPa)

Post-tensioned concrete

Assessment Age

Joint Details

Joint Type

Load Position (for stress display)

Note: Thickness is calculated for all positions on the results page.

Ready to see the results?

Once you have entered all the ground, sub-base, concrete, and joint details, proceed to the results page to enter loading information and see the calculations.

Go to Loading & Results →

Key Design Parameters

Final Sub-grade Modulus (k):

0 MN/m³

Modulus of Rupture:

0.00 MPa

These values are calculated based on your inputs and will be used on the results page.