Table 2-12: Warning Devices at Public Highway-Rail Grade Crossings: 2000,,,,,,,,, ,Massachusetts,,United States,,,,,, ,Number,Percent ,Number,Percent,,,,, Total,"1,158",100.0,"155,370",100.0,,,,, Cross bucks,226,19.5,"71,468",46.0,,,,, Gates,192,16.6,"34,296",22.1,,,,, Flashing lights,455,39.3,"27,100",17.4,,,,, Stop signs,5,0.4,"11,630",7.5,,,,, Unknown,48,4.1,"5,253",3.4,,,,, Special warning,199,17.2,"3,723",2.4,,,,, "HWTS, WW, bells",30,2.6,"1,417",0.9,,,,, Other,3,0.3,483,0.3,,,,, KEY: HWTS = highway traffic signals; WW = wigwags.,,,,,,,,, "SOURCE: U.S. Department of Transportation, Federal Railway Administration, Office of Railway Safety, Railroad Safety Statistics Annual Report 2000, Washington, DC: 2001, table 9-4, available at http://safetydata.fra.dot.gov/officeofsafety as of Nov. 21, 2001.",,,,,,,,, ,,,,,,,,, ,,, ,,, ,,, ,,,