earth cofferdam
21Screw pile — Pile Pile, n. [AS. p[=i]l arrow, stake, L. pilum javelin; but cf. also L. pila pillar.] 1. A large stake, or piece of timber, pointed and driven into the earth, as at the bottom of a river, or in a harbor where the ground is soft, for the support …
22Battery Park City — is a 92 acre (0.4 km²) planned community at the southwestern tip of lower Manhattan in New York City, United States. The land upon which it stands was created from the Hudson River using 1.2 million cubic yards (917,000 m³) of dirt and rocks… …
23Concrete — This article is about the construction material. For other uses, see Concrete (disambiguation). Outer view of the Roman Pantheon, still the largest unreinforced solid concrete dome.[1] …
24Causeway — In modern usage, a causeway is a road or railway elevated by a bank, usually across a broad body of water or wetland. A transport corridor that is carried instead on a series of arches, perhaps approaching a bridge, is a viaduct. In the U.S. a… …
25Manitoba Hydro — Type Crown Corporation Industry Electricity generation, transmission and distribution Natural gas distribution …
26Chicago Spire — Artist s impression of the Chicago Spire. General information Type Residential[1] …
27Steel dam — A steel dam is a type of dam (a structure to impound or retard the flow of water) that is made of steel, rather than the more common masonry, earthworks, concrete or timber construction materials.Relatively few examples were ever built. Of the… …
28Coffer (fortification) — In fortification, coffer a hollow lodgment, against a dry moat, the upper part being made of pieces of timber raised about two feet above the level of the moat. This elevation has hurdles filled with earth which serves as a parapet with… …
29pile — 1. noun /paɪl/ a) The head of an arrow or spear. a pile of stones b) A large stake, or piece of pointed timber, steel etc., driven into the earth or sea bed for the support of a building, a pier, or other superstructure, or …
30Eastern span replacement of the San Francisco — San Francisco – Oakland Bay Bridge (eastern span replacement) Artistic rendition of the new eastern span of the Bay Bridge seen from Treasure Island (ca. 2014) Official name To be determ …
