Based on the survey, assess the status of works in conjunction with the objective of improving traffic. The consultant has observed:
The existing earth dams blocking water of Lake Da You have a crest width B = 4-5m, roof dam upstream m = 2, m = 2.5 downstream roof are made of earth three zan permeability coefficient K = 8x10-5 cm / s, commercial roofs are filling up with soil, grass was planted downstream. Through the operation are not forthcoming destabilizing factors on slide and soaked through the dam, the dam still ensure stability, the goal of building, upgrading is to increase the water storage capacity, to meet the demand for irrigation Agricultural services
5.2.1.1. Solutions built dam upgrade
from the existing dam crest level (1349 m), apply pressure downstream structure, forming a new dam with a crest elevation 1351,00m
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