MINNESOTA PERMIT AXLE GROUP WEIGHT ON 10-TON AXLE LIMIT
ROUTE DURING SPRING LOAD RESTRICTION PERIOD
AXLE GROUP
TOTAL WEIGHT AND
TYPE
CENTER-TO-CENTER AXLE SPACING
INDIVIDUAL AXLE LIMITS
TWO
SINGLE
AXLE
40,000 Total with a maximum
of 20,000 on one axle
TANDEM
34,000 Total with maximum
17,000 on one axle
TRIDEM
42,000 Total with maximum
15,000 on one axle
3'5" to 5'7"
3'5" to 5'7"
\--------- 6'10" to < 9'1"--------/
SPREAD
TRIDEM
51,000 Total with maximum
17,000 on one axle
3'5" to < 8'1"
3'5" to < 8'1"
\------------ minimum 9’1" ----------/
TANDEM
PLUS
SINGLE
AXLE
54,000 Total with 17,000
on each axle of tandem &
20,000 on the single
3'5" to < 8'1"
minimum 8'1"
\--------- minimum 11'6" ---------/
THREE
SINGLE
AXLES
60,000 Total with maximum
20,000 on one axle
minimum 8’1"
QUAD
51,000 Total with maximum
15,000 on one axle
minimum 8’1”
3'5" to <8'1"
minimum 8’1”
(axle at one end must pivot or caster)
SPREAD
QUAD
With
TRIDEM
GROUP
59,000 Total with Tridem
limited to 42,000 lbs plus
no axle over 15,000 lbs.
and single fourth axle
limited to 17,000
TRIDEM
Plus
SINGLE
AXLE
62,000 Total with Tridem
limited to 42,000 lbs plus
no axle over 15,000 lbs. &
single fourth axle limited to
20,000 lbs.
FULLY
SPREAD
QUAD
68,000 lbs. total with
max. 17,000 on one axle
SINGLE
AXLES
80,000 lbs. total with
max. 20,000 on one axle
\----------- 10'3" to < 14'1" -----------/
Minimum 3'5" between any 2 axles
\----------- minimum 14’1” ---------/
3'5" to < 8'1" between any 2 axles
6'10" to < 9'1" between any 3 axles
3'5" to < 8’1"
3'5" to < 8’1"
> 8'0"
\--------- 6'1" to < 9’1”" ----------/
\ -------------- > than 14'0" -----------------/
3'5" to < 8’1"
min 3'5"
3'5" to < 8’1"
\-------- minimum 9’1”------/
\--------------- minimum 14’1" ---------------/
min 8’1”
min 8’1”
min 8’1”
(axles at both ends must pivot or caster)
Consecutive axles become distinct groups, whether spread or standard, only when the distance between centers of
the two closest axles is at least 8’1”.
means less than; “>”means more than.
Represents an axle center; “\” and “/” mean left and right from axle centers; “<”
RESTRICTED GROSS WEIGHT TABLE (lbs)
9 TON
8 TON
7 TON
6 TON
5 TON
4 TON
SINGLE AXLE
18,000
16,000
14,000
12,000
10,000
8,000
TWO AXLES SPACED
WITHIN 8’ OR LESS
34,000
30,222
26,444
22,667
18,889
15,111
THREE AXLES
SPACED UP TO 9’
OR LESS
42,000
38,222
33,444
28,667
23,889
19,111
FOUR AXLES
SPACED UP TO 14'
OR LESS
51,000
45,778
40,056
34,333
28,611
22,889
Notes:
1. For 9 ton restricted routes see the 9 ton GROSS WEIGHT TABLE for maximum weights
allowed on groups of 3 and 4 axles spaced less than 9 and 14 feet respectively.
2. No combination of axle weights shall exceed those weights specified for non-designated
(9 ton) routes.
Mar2013