NHTSA Builds A Case To Beef Up Roof Strength

The federal government is trying again to update one of the oldest and most controversial vehicle safety regulations on the books -- the standard for vehicle roof strength, which has been essentially unchanged since 1971.
Regulators today issued a revised version of a proposed rewrite of the regulation, first issued in 2005.
The latest version would require both sides of a vehicle roof to support at least two and half times the vehicle's weight, according to a statement from the National Highway Traffic Safety Administration.
The existing standard requires one side to support at least one and half times the vehicle weight. The earlier proposal would have boosted the weight requirement to two and half times vehicle weight but would have continued testing on one side only.
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