Heiman, J. L. Durability of precast concrete J.L. Heiman - Chatswood, N.S.W. Experimental Building Station, Dept. of Housing and Construction 1983 - 54 p. ill. 30 cm. - Technical record 497 . Subjects--Topical Terms: Precast concreteBuilding materials--Permeability Dewey Class. No.: 693 / .544