Their spending included $806,000 for the purchase and modification of vehicles.
"For the last 30 years, the emphasis has been on injury prevention and modification of vehicles because that seemed to be where the payoff was," said Dr. Kenneth Campbell, chief program officer for safety at the Strategic Highway Research Program, who will direct the five-year study.
Accordingly, interventions including legislative reforms, interventions targeting workers, and interventions including modifications of vehicles have been excluded in this review.
Mr. Selby said that over the past year, he has made every modification of his vehicle requested by the police.
"Adjustments or modifications of the vehicle will not affect the inquiry," said Karl Brauer, an analyst with the auto research firm Kelley Blue Book.
According to N.H.T.S.A.'s Web site, there are government programs that will help pay for the cost of vehicle modification.
There were also reports of vehicle modification.
In 2011, with a number of vehicle modifications made, Nicolas was able to race in Britain's Renault Clio Cup, finishing a more than respectable 14th out of 28 drivers who began the series.
Their clinical assessments include a review of personal medical history and cognitive ability and a functional/on-road assessment that keeps an eye on visual, cognitive, physical and behavioral impairments while driving on which they make recommendations for intervention in terms of vehicle modifications or specialized training.
An aftermarket electric vehicle conversion is the modification of a conventional internal combustion engine vehicle (ICEV) or hybrid electric vehicle (HEV) to electric propulsion, creating an all-electric or plug-in hybrid electric vehicle.
