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prefabrication

(Encyclopedia)prefabrication, in architectural construction, a technique whereby large units of a building are produced in factories to be assembled, ready-made, on the building site. The technique permits the spee...

drainage, in agriculture

(Encyclopedia)drainage, in agriculture, the removal of excess water from the soil, either by a system of surface ditches, or by underground conduits if required by soil conditions and land contour. Diesel or centri...

Guri Dam

(Encyclopedia)Guri Dam, 24,364 ft (7,426 m) long and 531 ft (162 m) high, on the Caroní River, Bolívar state, SW Venezuela. Built in phases between 1963 and 1986, the dam consists of a central concrete gravity da...

Sparks

(Encyclopedia)Sparks, city (1990 pop. 53,367), Washoe co., W Nev., just E of Reno; inc. 1905. The Southern Pacific RR was the major employer until the dieselization of railroad engines forced the closing (1957) of ...

Pittsfield

(Encyclopedia)Pittsfield, city (1990 pop. 48,622), seat of Berkshire co., W Mass., between mountain ranges, on branches of the Housatonic River; inc. as a town 1761, as a city 1889. The city is the metropolis of th...

Roanoke, city, United States

(Encyclopedia)Roanoke rōˈənōk [key], city (1990 pop. 96,397), independent and in no co., SW Va., on the Roanoke River; settled c.1740, inc. 1882, as a city, 1884. It is situated between the Blue Ridge and Alleg...

Bellingham

(Encyclopedia)Bellingham bĕlˈĭnghămˌ [key], city (2020 pop. 91,482), seat of Whatcom co., NW Wash., a port of ...

Stafford

(Encyclopedia)Stafford, city (1991 pop. 60,915) and district, Staffordshire, W central England, on the Sow River, above its junction with the Trent. Stafford's chief industry is the manufacture of electrical goods;...

shaft sinking

(Encyclopedia)shaft sinking, excavation from the surface of an opening in the earth. Shafts, which are generally vertical, are usually distinguished from tunnels, which are horizontal. Little difficulty is experien...

Limerick, county, Republic of Ireland

(Encyclopedia)Limerick lĭmˈərĭk [key], county (1991 pop. 161,956), 1,037 sq mi (2,686 sq km), SW Republic of Ireland. Limerick is the county seat. The region is an agricultural plain lying S of the Shannon estu...