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A travois (/ ˈ t r æ v w ɑː /; ... The basic construction consists of a platform or netting mounted on two long poles, lashed in the shape of an A-frame; the ...
Project Travois was a 1966 U.S. Army Nuclear Cratering Group proposal to develop demonstration projects using nuclear explosives for dam construction. The project was proposed as a component of Project Plowshare, which sought ways to use nuclear devices in public works and industrial development projects.
The Lewis and Clark Trail–Travois Road is a 5-acre (2.0 ha) historic site located 5 miles (8.0 km) east of Pomeroy, Washington, on U.S. Route 12 (US 12). It is a surviving stretch of Indian travois trail followed by Lewis and Clark in their 1805–06 expedition and mentioned in their writings.
The damsite was proposed for one of Project Plowshare's nuclear excavation projects, with a 10-kiloton nuclear explosion proposed under Project Travois for 1970 to create about 2,000,000 cubic yards (1,500,000 m 3) of aggregate for dam construction. The proposal was abandoned, and the dam was constructed by conventional means.
The Boise River was proposed for 50 years for a dam at Twin Springs, culminating in a 1966 Project Travois proposal, which would have used nuclear explosives to either create large amounts of rockfill aggregate for dam construction, or to induce a landslide that would have much the same effect. Project Travois was a component of Project ...
In Germany, construction of the Bonn-Cologne Autobahn began in 1929 and was opened in 1932 by Konrad Adenauer, then the mayor of Cologne. [ 48 ] In Canada, the first precursor with semi-controlled access was The Middle Road between Hamilton and Toronto , which featured a median divider between opposing traffic flow, as well as the nation's ...
Lewis and Clark Pass is a mountain pass on the continental divide in Montana, United States, at an elevation of 6,424 feet (1,958 m) above sea level.The pass lies at the head of the drainages of the west-flowing Blackfoot River and the east-flowing Dearborn River, in the Helena National Forest in Lewis and Clark County.
An Oglala Lakota tipi, 1891. A tipi or tepee (/ ˈ t iː p i / TEE-pee) is a conical lodge tent that is distinguished from other conical tents by the smoke flaps at the top of the structure, and historically made of animal hides or pelts or, in more recent generations, of canvas stretched on a framework of wooden poles.