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Off-Track Calculator
Enter Axle Spacing in Decimal Format
(Example: 15 feet 9 inches should be entered as 15.75)
 

 
Distance A: 
Distance B: 
Distance C1: 
Distance D: 
Distance E: 
Distance C2: 
Distance F: 
Your Off-Track is:
Calculate Off-Track
Note: Click on "Calculate"
          or press TAB after
          entering last number.
Inch to Decimal Conversion
1" = .08 ft
2" = .17 ft
3" = .25 ft
4" = .33 ft
5" = .42 ft
6" = .50 ft
7" = .58 ft
8" = .67 ft
9" = .75 ft
10" = .83 ft
11" = .92 ft
Bridge Tables
Page Last Modified: 5/22/2007 1:09:02 PM

Division of Motor Vehicles / Commercial Vehicle Services
Ports of Entry- (208) 334-8688
Motor Carrier- (208) 334-8611
Overlegal Permits- (208) 334-8420
or 1-800-662-7133 (in Idaho)

CVS@itd.idaho.gov
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Idaho Transportation Department
3311 W. State Street ยท P.O. Box 7129
Boise, ID 83707-1129