NATIONAL NETWORK ROUTE RESTRICTIONS (bolding in quotes added) Federal law: The Code of Federal Regulations (CFR), Title 23, Section 658.11 covers requirements for additions, deletions, and restrictions on the National Network. US 12 MP 138 to 166, Overwidth restrictions ... Interstate: I-5 I-90 I-405. ... unless the Oregon Department of Transportation has closed or posted signs on the highway displaying restrictions due to weather/road conditions in the area. provides for width, height, and length limitations and exceptions to those limitations. US Highways: US 2 US 12 US 97 US 101 US 195 US 395. Freeways and arterial roadways have minimum height requirements that vary between 14 and 16 feet. The Federal-Aid Highway Act of 1956 was signed into law by President Dwight Eisenhower on June 29, 1956. 2. For local and collector roadways, the minimum height is 14 feet. In some situations, loads can overhang 4′ off a 48′ trailer. Send corrections and additions. Maximum Load Height – 13’6″ (some Western states allow 14′ high loads) Maximum Load Length – The length limit varies depending on whether the load travels on the Federal Interstate system, U S Highways or State highways. No overhang is allowed on 53′ trailers. Construction equipment up to 10 feet. Take special note of overhead line clearances especially in farm yards and at approaches when moving equipment in and out of fields. State Highways: Displays weight restricted bridges on state highways and their weight restrictions by structure. The State link points to a specification page on the State's web site. Home; Trucking / Commercial Vehicles; Size / Weight Restrictions Useful Links. Wyoming Highway Patrol; Search; Sitemap; Navigate Site. 3. Daytime, noncommercial movement of Vertical Clearance; Size / Weight Restrictions; Size / Weight Restrictions Summary; Size / Weight Limit Statute; Clearances and Restrictions Map; The width limitation is 8 feet 6 inches. It is also used by the U. S. Forest Service and other Federal agencies on their projects. Highway 37 James River Bridge Reduced Speed The South Dakota Department of Transportation is advising motorists driving over the newly constructed Highway 37 bridge north of Huron to expect a reduced speed limit and some “bumps” at the bridge. As of 2005, according to the Federal Highway Administration, interstate highways must be at least 16 feet high over the whole roadway width, including the shoulders. Federal Highway Administration (FHWA): Requests for restrictions on the National Network must be submitted in writing to the appropriate FHWA Division … Southeastern Electric tries to maintain overhead line clearances but cannot guarantee clearances if lines are lowered by storms or material failure. Implements of husbandry by resident farmers but not at night on interstate highways. Height Requirements for Overhead Lines . SR 26, Milepost 132.50, No loads over 15'8 High. Links were last checked October 2020. Search: Size / Weight Restrictions. I-90, MP 279.8 Caution Height Restrictions. The Standard Specifications for the Construction of Roads and Bridges on Federal Highway Projects (FP) is issued primarily for constructing roads and bridges on Federal Highway projects under the direct administration of the Federal Highway Administration. However, the limitation does not apply to: 1. Adopt-A-Highway; American Recovery and Reinvestment Act of 2009; AR Commercial Truck Safety and Education Program (ACTSEP) Arkansas State Rail Plan; Bicycle and Pedestrian Coordination; Center for Training Transportation Professionals (CTTP) Contractor Compliance Program; Disadvantaged Business Enterprise (DBE) FASTLANE Grants The specification Name link is a direct link to the specification file (PDF), when available.All links are subject to change. Interstate 50 and Interstate 60 were not assigned so as to avoid conflicts with U.S. 50 and U.S. 60 in the central part of the country. The height on the trailer is 16 feet 00 inches. Some Interstate Highways are Unsigned, including a variety of spur and loop routes that are often superfluous or confusing designations in addition to the primary route number.