000 01333cam a2200361 4500
999 _c529295
_d529295
001 4577867
003 NUST
005 20190924102307.0
008 700107s1969 dcua b 000 0 eng
010 _a 74602322
038 _aMSOHAIL
040 _aDLC
_cDLC
_dDLC
050 0 0 _aTE228
_b.N3 1969
082 0 0 _a625.79
_bTRB
100 _aTRB / NCHRP
_921129
110 2 _aNational Research Council (U.S.).
_bHighway Research Board.
_920721
245 1 0 _aTraffic control for freeway maintenance.
260 _a[Washington]
_c1969.
300 _a47 p.
_billus.
_c28 cm.
350 _a2.20
440 0 _aSynthesis of highway practice ;
_v1
_921130
490 1 _aNAS-NRC publication 1743.
500 _a"NCHRP project 20-5 FY '68."
500 _a"Research sponsored by the American Association of State Highway Officials in cooperation with the Bureau of Public Roads."
504 _aBibliography: p. 36-37.
650 0 _aRoads
_xMaintenance and repair
_xSafety measures.
_921131
650 0 _aTraffic signs and signals.
_921132
710 2 _aAmerican Association of State Highway Officials.
_919665
710 1 _aUnited States.
_bBureau of Public Roads.
_919975
830 0 _aPublication (National Research Council (U.S.)) ;
_vno. 1743.
_921133
906 _a7
_bcbc
_corignew
_du
_encip
_f19
_gy-gencatlg
942 _2ddc
_cBK