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Chesapeake Bay Bridge-Tunnel

(Encyclopedia) Chesapeake Bay Bridge-Tunnel, officially the Lucius J. Kellam, Jr. Bridge-Tunnel, 17.6 mi (28.2 km) long, across the mouth of Chesapeake Bay, E Va., connecting Cape Charles with…

Moffat Tunnel

(Encyclopedia) Moffat TunnelMoffat Tunnelmŏfˈət [key], railroad tube, 24 ft (7.3 m) high, 18 ft (5.5 m) wide, and 6.4 mi (10.3 km) long, N central Colo., in the Continental Divide, NW of Denver. One…

Rove Tunnel

(Encyclopedia) Rove TunnelRove Tunnelrōv, Fr. rôv [key], southern section of the Marseilles-Rhône Canal, 4.5 mi (7.2 km) long and 72 ft (22 m) wide, Bouches-du-Rhône dept., SE France; opened 1927.…

Store Bælt Bridge

(Encyclopedia) Store Bælt BridgeStore Bælt Bridgestôˈrə bĕlt [key], link comprising two bridges and a tunnel, S Denmark, across the Store Bælt strait (see Store Bælt and Lille Bælt) between Sjælland…

Brunel, Sir Marc Isambard

(Encyclopedia) Brunel, Sir Marc IsambardBrunel, Sir Marc Isambardĭzˈəmbärdˌ br&oomacr;nĕlˈ [key], 1769–1849, British engineer and inventor. Born in France, he came to the United States in 1793 as…

Gotthard Tunnel

(Encyclopedia) Gotthard Tunnel: see Saint Gotthard, mountain group.

Delaware Aqueduct

(Encyclopedia) Delaware AqueductDelaware Aqueductdĕlˈəwâr, –wər [key], SE N.Y., 85 mi (137 km) long, carrying water from the Rondout Reservoir, Sullivan co., SE into the New York City water system at…

Patapsco

(Encyclopedia) PatapscoPatapscopətăpˈskō [key], river, c.65 mi (100 km) long, formed in central Md. by the confluence of the North Branch (c.45 mi/70 km long) and the South Branch and flowing SE into…