000			00618cam a2200169 a 4500
020			_a0309036232 (pbk.) :
082	0	0	_a380.5 _bNAT _cD
245	0	0	_aTraffic delineation, work-zone protection, and winter maintenance.
260			_aWashington, D.C. : _bTransportation Research Board, National Research Council, National Academy of Sciences, _c1983.
300			_aiv, 31 p. : _bill. ; _c28 cm.
650		0	_aTraffic signs and signals.
650		0	_aRoads _xMaintenance and repair _xSafety measures.
650		0	_aRoads _xSnow and ice control.
650		0	_aMCE
710	2		_aNational Research Council (U.S.).
942			_cBK
999			_c3026 _d3026