Sand control double-support hollow reinforced concrete wall
The utility model relates to a sand control double-support hollow reinforced concrete wall. A sand control double-support hollow reinforced concrete wall 60 meters in height is constructed within the China-Mongolia and China-Kazakhstan boundary line from east to west, a second sand control double-su...
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Sprache: | eng |
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Zusammenfassung: | The utility model relates to a sand control double-support hollow reinforced concrete wall. A sand control double-support hollow reinforced concrete wall 60 meters in height is constructed within the China-Mongolia and China-Kazakhstan boundary line from east to west, a second sand control double-support hollow reinforced concrete wall is constructed 10 kilometers away from the first wall, and a third sand control double-support hollow reinforced concrete wall is constructed 5 kilometers farther north from Beijing city. Each wall is constructed in sections, each small wall body section is 50 meters in length, the small sections are spaced by 6cm by cold-thermal expansion and shrinkage gaps, special box-type large gusset plates different in width are flatly buckled and overlapped to make the internal centers of the wall and the center of a foundation hollow, the appearance decreases and contracts gradually section by section from 3.6 meters in width to form a tower, the foundation adopts flexible and composite quake proofing, wind erosion resistance is improved obviously, period of validity of sand control is prolonged to more than 300 years, and quakeproof capability is improved to level 8. The special bottomless box-type gusset plates different in length but equal in width and height are flatly buckled and overlapped prior to being filled with reinforcement frames and concrete for constructing a north-south support wall. |
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