Based on the modified Lottman test, expresses resistance to moisture damage using a ratio of tensile strength retained after conditioning to simulate field performance.
This calculator will determine the theoretical maximum specific gravity of a mix sample that has been weighed either in water or in air.
Calculations using flexural fatigue test results to determine maximum tensile stress, maximum tensile strain, stiffness and dissipated energy.
Using Fuller and Thompson’s equation, this calculator will determine the maximum density gradation for a given aggregate size.
Empirical equation for structural design of flexible pavements using the 1993 AASHTO Guide for Design of Pavement Structures.
Empirical equation for structural design of rigid pavements using the 1993 AASHTO Guide for Design of Pavement Structures.
This calculator estimates the equivalent single axle loads (ESALs) for a pavement based on a traffic count and projected traffic growth.
Web-based Tool to assist in making rapid decisions regarding cool-weather paving and determining the time available for compaction of the mix for common weather and road conditions.