Table 2-12: Warning Devices at Public Highway-Rail Grade Crossings: 2000,,,, ,Rhode Island,,United States, ,Number,Percent ,Number,Percent Total,118,100.0,"155,370",100.0 Cross bucks,7,5.9,"71,468",46.0 Gates,16,13.6,"34,296",22.1 Flashing lights,24,20.3,"27,100",17.4 Stop signs,5,4.2,"11,630",7.5 Unknown,22,18.6,"5,253",3.4 Special warning,22,18.6,"3,723",2.4 "HWTS, WW, bells",22,18.6,"1,417",0.9 Other,0,0.0,483,0.3 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.",,,,