@article{ref1,
title="Grade crossing safety gains",
journal="Railway system controls",
year="1971",
author="",
volume="2",
number="1",
pages="9-14",
abstract="Rail-highway grade crossing safety is now receiving attention from all levels of government-federal, state and local-the railroads and manufacturers of crossing protection equipment. Factors important to grade crossing safety include the following: Grade crossing accident fatalities represent 2-3% of the total killed on U.S. highways each year; Federal, state, county and city aid are available for installation of automatic protective devices; Nine manufacturers provide automatic protection devices and/or controls in an annual market of approximately $12 million; Automatic flashing-light signals with or without gates are being installed at 1300-1500 rail-highway grade crossings each year.<p /><p>Language: en</p>",
language="en",
issn="0096-2309",
doi="",
url="http://dx.doi.org/"
}