000 00635nam a2200145 a 4500
005 20220228110539.0
035 _aF8901000704600
084 _aTRB REC 1227 1989
245 _aRigid and flexible pavement design and analysis : unbound g-ranular materials, tire pressure, backcalculation, and des-ign methods / Transportation Research Board.
260 _aWashington, D.C. : TRB
300 _a224 p.
440 _aRecord ; 1227 / Transportation Research Board
690 _aPavimentos de concreto - Diseño y construcción.Pavimentos de concreto - Pruebas.
710 _aNational Research Council. Transportation Research Board (E-.U.A.)
999 _c56017
_d56017