abutments braced-in rock
- • брегови устой на язовирна стена
English-Bulgarian polytechnical dictionary . 2013.
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tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening … Universalium
La Vicaria Arch Bridge — Infobox Bridge bridge name= La Vicaria Arch bridge locale=Yeste, Albacete crosses=Segura River open=August, 2007 design=Through Arch bridge mainspan=168m (552ft). length=260m (853ft) width=11m (33ft) clearance=40m above the river coordinates=… … Wikipedia