Review of Truck Characteristics as Factors in Roadway Design (2003) / Chapter Skim
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Pages 5-12
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5CHAPTER 2 TRUCK SIZE AND WEIGHT LIMITS This chapter addresses the current size and weight limits for trucks as imposed by federal and state governments. These limits set the framework under which trucks currently on the road operate.
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There are no overall maximum vehicle length limits on the NN, including the Interstate System. Instead, there are maximum limits on trailer lengths.
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amount in making a given turn, so the rear tires of the 16.2-m [53-ft] semitrailer are no more likely to encroach on a shoulder or curb than the rear tires of the 14.6-m [48-ft]
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8TABLE 2 Maximum semitrailer lengths by state in 1994 (5) National network (NN)
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NAFTA SIZE AND WEIGHT LIMITS AND PERFORMANCE CRITERIA The North American Free Trade Agreement (NAFTA) , which went into effect in 1994, is an international treaty that calls for gradual removal of tariffs and other trade barriers on most goods produced and sold in North America.
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10 TABLE 4 Comparison of truck size and weight limits in the U.S., Canada, and Mexico (5) Characteristic U.S.
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11 • Highway Safety Performance Criteria in Support of Vehicle Weight and Dimension Regulations: Candidate Criteria and Recommended Thresholds, October 1999 (8)
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• Overall length limitations are included. Currently, trucks on the NN in the United States are not subject to overall length limits, only limits on trailer lengths.
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