prestressed concrete beam
51A3 motorway (Romania) — Infobox road marker state = highway name = Autostrada Transilvania name notes = type = route = alternate name = A3 maint = National Company of Motorways and National Roads of Romania section = length km = 415 length round = length ref = length… …
52prestress — I. transitive verb Date: 1934 to introduce internal stresses into (as a structural beam) to counteract the stresses that will result from applied load (as in incorporating cables under tension in concrete) II. noun Date: 1934 1. the stresses… …
53abutment — /euh but meuhnt/, n. 1. Archit., Civ. Eng. a. a masonry mass supporting and receiving the thrust of part of an arch or vault. b. a force that serves to abut an arch or vault. c. a mass, as of masonry, receiving the arch, beam, truss, etc., at… …
