Source: TheNewspaper.com, May 21, 2014
Red light camera vendor uses a spreadsheet to calculate profit based on engineering deficiencies such as short yellow time.
Redflex Traffic Systems uses a special spreadsheet to calculate precisely how much profit a city can expect from red light cameras on an intersection-by-intersection basis. WTKR-TV reported about the “violation calculator” that Redflex used to provide the city of Chesapeake, Virginia with the dollar figure it could expect after signing a contract with the Australian firm.
The violation calculator is a more refined version of the criteria red light camera companies have always used. In 2001, a team of attorneys in San Diego, California used a court subpoena to obtain a copy of the confidential site evaluation performed by vendor Lockheed Martin (which now operates as Xerox). The decisions on where cameras were installed were based on finding high volume, downhill approaches where the yellow time was less than 4 seconds (view document)….
….Under Virginia law, it is illegal to base the compensation for a red light camera company on the number of tickets issued or the amount of money collected. During the proposal process, Redflex asked Chesapeake officials to explain the legality of the city’s expectation not to ever have to pay for the camera program through a cost neutrality clause….