tunnel shield
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shield´like´ — shield «sheeld», noun, verb. –n. 1. a piece of armor carried on the arm or in the hand to protect the body in battle, used in ancient and medieval warfare. 2. anything used to protect: »He turned up his collar as a shield against the cold wind. A … Useful english dictionary
shield´er — shield «sheeld», noun, verb. –n. 1. a piece of armor carried on the arm or in the hand to protect the body in battle, used in ancient and medieval warfare. 2. anything used to protect: »He turned up his collar as a shield against the cold wind. A … Useful english dictionary
Tunnel [1] — Tunnel, künstlich hergestellter Hohlraum von größerem, verschiedenartig gestaltetem röhrenförmigem Querschnitte, der unter der Erdoberfläche oder unter Gewässern, horizontal oder geneigt in gerader Linie oder in Krümmungen angelegt, zur freien,… … Lexikon der gesamten Technik
Tunnel boring machine — A tunnel boring machine that was used at Yucca Mountain nuclear waste repository A tunnel boring machine (TBM) also known as a mole , is a machine used to excavate tunnels with a circular cross section through a variety of soil and rock strata.… … Wikipedia
Tunnel — This article is about underground passages. For other uses, see Tunnel (disambiguation). Underground tunnel for heatpipes between Rigshospitalet and Amagerværket in Denmark … Wikipedia
Tunnel sous la Tamise — 51° 30′ 11″ N 0° 03′ 07″ W / 51.503, 0.052 … Wikipédia en Français
Tunnel de Shiziyang — Carte de la ligne à grande vitesse Guangzhou Shenzhen Hongkong Le tunel de Shiziyang est un tunel ferroviaire à grande vitesse sous l estuaire de la Rivière des Perles en Chine populaire[1] … Wikipédia en Français
Thames Tunnel — ▪ tunnel, River Thames, London, England, United Kingdom also called Wapping Rotherhithe Tunnel, tunnel designed by Marc Isambard Brunel (Brunel, Sir Marc Isambard) and built under the River Thames (Thames, River) in London. Drilled from… … Universalium
Kanmon Tunnel — ▪ tunnel, Japan world s first under ocean tunnel (tunnels and underground excavations), stretching 2.25 miles (about 3.5 km) between the islands of Honshu and Kyushu in Japan. During its construction (1936–44), nearly every known tunneling… … Universalium
Tunnelling shield — A tunnelling shield is a protective structure used in the excavation of tunnels through soil that is too soft or fluid to remain stable during the time it takes to line the tunnel with a support structure of concrete, cast iron or steel. In… … Wikipedia
Thames Tunnel — The Thames Tunnel is an underwater tunnel, built beneath the River Thames in London. 35 feet wide (11 m), 20 feet (6 m) high and 1,300 feet (396 m) long, it runs between Rotherhithe and Wapping at a depth of 75 feet (23 m) below the river s… … Wikipedia
