Pitt Pavements Software Hub

Truck Factor Calculator

AASHTO Vehicle Category:

Axle Weights:

Axle	Weight, kips
A1	12
A2	18

Axle Spacings:

Axle Spacing	Spacing, in
S1	80

Pavement Type:

Flexible

Rigid

Terminal Pavement Serviceability Index (p_t):

Structural Number (SN):

For all single axles in this truck, enter your solution below, rounded off to one decimal place:

Total axle load (in kips):

Total LEFs:

For all tandem axles in this truck, enter your solution below, rounded off to one decimal place:

Total axle load (in kips):

Total LEFs:

For all tridem axles in this truck, enter your solution below, rounded off to one decimal place:

Total axle load (in kips):

Total LEFs:

For this truck, enter the Truck Factor that you calculated, rounded off to one decimal place:

Background image by Sushobhan Sen