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Rigid Pavement Design

LTPP Rigid Pavement Design is based on the Rigid Pavement Design Software originally developed by ERES Consultants. LTPP Rigid Pavement Design projects consist of user inputs about concrete properties, base properties, reliability and standard deviation, climatic properties, subgrade k-value, design equivalent single-axle loads (ESALs), pavement type, joint spacing, and edge support. Web forms are being used to help users to input values of the design parameters. Tools, including Design Checks and Sensitivity Analysis allow the user to perform What-If analysis to fine tune the design parameters.

General Project Information
Project Number:
Project Title:
Project Location:
Project Description:

Rigid Pavement Information
Pavement Type:
Joint Spacing, L: ft
Effective Joint Spacing: in
Edge Support Factor:

Serviceability
Initial Serviceability, P1:
Terminal Serviceability, P2:

PCC Properties
28 day mean modulus of Rupture: psi
Elastic Modulus: psi
Poisson's Ratio:

Base Properties
Base Elastic Modulus: psi
Base Thickness: in
Slab-Base Friction Factor:

Reliability and Standard Deviation
Reliability Level (R): %
Overall Standard Deviation:

Climatic Properties
Mean Annual Wind Speed: mph
Mean Annual Air Temprature: °F
Mean Precipitation: in

Subgrade k-value
Seasonal k-value: psi/in

Design ESALs
Traffic: million

PCC Thickness
Less than 5 in

Corner Break Test
Required data is not available for Corner Break Test. Please enter design parameters and test again.
Reference: Tensile stress at top of slab for joint loading position, negative temperature differential, and full friction, for:
  • Aggregate Base and Soft Subgrade
  • High-strength Base and Soft Subgrade
  • Aggregate Base and Medium Subgrade
  • High-strength Base and Medium Subgrade
  • Aggregate Base and Stiff Subgrade
  • High-strength Base and Stiff Subgrade