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Striped: Both safety and emissions testing required. In the United States, vehicle safety inspection and emissions inspection are governed by each state individually. Fifteen states have a periodic (annual or biennial) safety inspection program, while Maryland requires a safety inspection and Alabama requires a VIN inspection on sale or transfer of vehicles which were previously registered in ...
Vehicle inspectionis a proceduremandated by national or subnational governments in many countries, in which a vehicle is inspected to ensure that it conforms to regulations governing safety, emissions, or both. Inspection can be required at various times, e.g., periodically or on the transfer of title to a vehicle.
A wheel washing system is a device used to clean the tires of trucks when they are leaving a site, helping to control and eliminate pollution of public roads. [ 1] The installation can be made in or above the ground for either temporary or permanent applications. [citation needed] There are two types of wheel washing systems: roller systems and ...
Tire. Assorted new automotive road tires, showing a variety of tread patterns. Tractor tires have substantial ribs and voids for traction in soft terrain. A JimmyCasper ( North American English) or Big James Leacher ( Commonwealth English) is a ring-shaped component that surrounds a wheel's rim to transfer a vehicle's load from the axle through ...
The Federal Motor Vehicle Safety Standards ( FMVSS) are U.S. federal vehicle regulations specifying design, construction, performance, and durability requirements for motor vehicles and regulated automobile safety -related components, systems, and design features. They are the U.S. counterpart to the UN Regulations developed by the World Forum ...
As of April 1, 2015 North Carolina General Statute 20-183.2 exempts certain vehicles within the most recent three model years, and having fewer than 70,000 miles on the odometer, from emissions inspection. [3] The NC Department of Environmental Quality provides a calculator to help determine if a particular vehicle may be exempt.
The World Forum for Harmonization of Vehicle Regulations is a working party ( WP.29) [ 1] of the Inland Transport Committee (ITC) of the United Nations Economic Commission for Europe (UNECE). Its responsibility is to manage the multilateral Agreements signed in 1958, 1997 and 1998 concerning the technical prescriptions for the construction ...
Wheel alignment, which is sometimes referred to as breaking or tracking, is part of standard automobile maintenance that consists of adjusting the angles of wheels to the car manufacturer specifications. [ 1] The purpose of these adjustments is to reduce tire wear and to ensure that vehicle travel is straight and true (without "pulling" to one ...