Open trenches 意味
WebOpen trench excavation is the traditional and was the most common method for sewer lateral repair or replacement. Open trench excavation consists of excavating a trench for the manual installation of each piece … Webuk / trentʃ / us / trentʃ /. [ C ] a narrow hole that is dug into the ground: A workman was killed when the sides of the trench he was working in collapsed. [ C usually plural ] a deep hole …
Open trenches 意味
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Web（2）fortify a trench 加固战壕。 （3）open the trenches 开始挖战壕的作业。 ... 指“等待某事发生”，常有一定的根据,发生的可能性较大；anticipate含有“预先体味”的意味；look for是日常用词，也可表示“期待”；look forward to指以欢乐或焦急的心情期待某事发生。 ... Webtrench trench n. みぞ, 塹壕(ざんごう).【動詞＋】cut a trench through a field畑に溝を掘るdig a trench塹壕を掘るopen a trench塹壕を掘りはじめるthrow up a trench塹壕を急造す …
WebTo safeguard workers from hazards of falling excavated soil, materials, tools, or equipment inside the excavation or trench, keep these at least 2 feet from the edge. 4 feet. (1.22 meters) Provide ladders, steps, ramps, or other safe means of egress when the trench or excavation reaches 4 feet or deeper. Also note, when an excavation or trench ... WebMany trenches are open for such a short time that the cohesive TYPE A soil has no time to dry out. Therefore, OSHA allows for a steeper maximum allowable slope for those …
WebTrench collapses, or cave-ins, pose the greatest risk to workers' lives. To prevent cave-ins: SLOPE or bench trench walls; SHORE trench walls with supports, or; SHIELD trench walls … Web「trenches」の意味・翻訳・日本語 - trenchの三人称単数現在。trenchの複数形。(深い)溝(みぞ)、 壕(ごう)、 堀、 掘り割り｜Weblio英和・和英辞書
WebMay 3, 2024 · Open trench excavation consists of digging down to and exposing the existing pipe, removing the existing pipe or a section of it, installing a new pipe or a section of new pipe, and then backfilling the trench. Cover open trenches with steel plates at the end of each day as needed while work is in progress.
Webtrenchとは。意味や和訳。[名]C1 長く深い溝，堀（ditch）1a 《地学》海溝（ocean trench）2 《軍事》（戦場の）塹壕ざんごう；〔～es〕（塹壕を巡らせた）防御陣地，前線；〔the ～es〕（第一次大戦の）北フランス・ベルギー戦線2a 〔the ～es〕（仕事・活動の）現場━━[動]1 他〈場所に〉溝を掘る ... how many gigabytes is 1tbWebUnder the terms of the contract, the installation would be carried out. [...] using a destructive method, i.e. an open trench. schahin.com. schahin.com. Por el contrato, la instalación sería efectuada por el método. [...] destruct ivo, o sea, con zanja a cielo abierto. schahin.com. how many gigabytes is 2000 mbWebFeb 1, 2014 · The depth of an open trench is a main influential parameter of screening effectiveness. The cutoff frequency of the displacement spectrum increases with decreasing trench depth. The maximal screening effectiveness occurs when the depth is 0.3-0.4 Rayleigh wavelength. Using an open trench as a wave barrier can reduce 10–25 … how many gigabytes is 20000 mbWebRelated to Open trench. Sludge dryer means any enclosed thermal treatment device that is used to dehydrate sludge and that has a maximum total thermal input, excluding the … how many gigabytes is 2048 megabytesWebYou’ll spot them everywhere – from a local utility company working in your neighborhood to your workplace at an industrial or manufacturing facility during construction. It’s way too common to see an open trench unattended and unprotected. And, as we know, it’s only a matter of time until it collapses. More and more of our customers are ... how many gigabytes is 32 mbWebSep 1, 2013 · In general, in-filled trenches are less effective than open trenches [8,16,17, 20]. While the efficacy of open trenches is mainly determined by their depth, the ratio between the bending stiffness ... houz and affairsWeb1 day ago · Arnold Schwarzenegger's pothole was a service trench, but the work was completed in January and he wasn't waiting until May for the city to fix the road. how many gigabytes is 500 megabytes