| The American Driver From Drivers...For Drivers |
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| National Weight & Size Provisions |
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| State/Provincial Weight & Size Limits |
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| (2) Twin or Double trailer configurations are restricted to two 28-foot trailers, including load, when operated in a truck-tractor, semi-trailer, and trailer combination. There is no restriction on over all length. Twin or Double trailer configurations may utilize two 28-1/2 foot trailers, including load, if the semitrailers were in actual use on December 1, 1982 and operated in a truck-tractor, semi-trailer, and trailer combination. These combinations are restricted to a 65 feet overall length. |
| (3) When more than 10 mi. from interstate or designated highway; otherwise 102". |
| (4) When more than 10 mi. from interstate or designated highway; otherwise 14'0". |
| (5) 55' including load; overall length restriction when operated more than 10 mi. from interstate or designated highway. |
| (6) When trailer & load do not exceed 55'; 60' overall length when operated more than 10 mi. from interstate, designated, or primary highway. |
| (7) Not specified when trailer length does not exceed 28' & operated within 10 mi. of interstate, designated, or primary highway; otherwise, 65' overall length. |
| (8) Non-designated defined as primary system segments located more than 10 miles from interstate and designated routes. |
| (1) When operated exclusively within commercial zones as defined in Missouri Statutes section 304.190, RSMo. |