Rhode Island oversize permits are valid for five days.
Travel permitted one-half hour before sunrise to one-half hour after sunset. No weekend travel permitted.
No travel on major holidays and on VJ Day (2nd Monday in August). Movement may be restricted after 12:00 noon the day before a holiday.
Interstate and designated highways – 53′ semitrailer (kingpin to center line of rear axle group must not exceed 41′)
Other roads 48′ semitrailer
Height: 13′ 6″
Weight: 80,000 Gross
Single – 22,400
Tandem – 36,000
Tridem – 42,000 with axles spacings less than 4’6″, 42,750 with 4’6″
ROUTINE PERMIT LIMITS
*Determined by routes and dimensions
Determined by spacings, usually 22,500 per axle is permitted
5 Axles 6 Axles or 7 Axles – depends on spacings, weight and routing
Over 200,000 pounds, an outside engineering firm must survey the routes
Over 80′ – 1 escort
Over 90′ – 2 escorts
Overhang: Over 15′ – 1 escort
Over 12′ – 1 escort
Over 14’6″ – 2 escorts
Height: Over 14′ – 1 escort
Note: Some metropolitan areas may require police escorts
Vehicles hauling poles, pipes, and other material of a structural nature that cannot be separated or readily dismembered do not need a special hauling permit unless the overall length exceeds 80′.
SIGNS & FLAGS:
Warning signs are required for all oversize movements. “Oversize Load” signs are to be displayed on front of vehicle and on the end of the load for all loads exceeding legal width, length or rear overhang. Wide loads require at least two flags and up to six flags mounted at the widest extremities. Over length vehicles/loads require one flag if load is less than 2′ wide, and two flags if load is greater than 2′ wide. Less than 2′ of overhang requires one flag; greater than 2′ of overhang, two flags required – one on each corner.