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某高速公路邊坡支護(hù)設(shè)計(jì)【整理版】-展示頁(yè)

2025-08-05 02:25本頁(yè)面
  

【正文】 ?。?,用群樁加承臺(tái)共同受力。當(dāng)高速公路經(jīng)過(guò)山區(qū)時(shí),由于高速公路建設(shè)要求的特殊性,其線(xiàn)路選擇范圍不大,這就意味著高速公路必須經(jīng)過(guò)一些地質(zhì)災(zāi)害易發(fā)地段,如何解決象滑坡這樣的地質(zhì)災(zāi)害,這是高速公路建設(shè)者面臨的一個(gè)嚴(yán)峻的問(wèn)題。公路建設(shè)對(duì)國(guó)民經(jīng)濟(jì)增長(zhǎng)起到了巨大的推動(dòng)作用,提高了人們的生活質(zhì)量,但同時(shí)對(duì)生態(tài)環(huán)境造成了一些負(fù)面影響:工程建設(shè)引起巖土體的移動(dòng)、變形,增加了邊坡的不穩(wěn)定性,容易誘發(fā)邊坡失穩(wěn);由于植被和表土的破壞流失,容易引起坡面上壤侵蝕,山體滑塌,河流阻塞等災(zāi)害。s national economy, the problem of landslide disasters is growing. How to deal with such thing is a serious challenge for highway builders.Slope retaining is an important problem which is usually involved in the speedway project. Many kinds of measure have been used for the slope retaining, such as anchor bar, prestressed anchor, pile and retaining wall.As for its simple and fast construction and its good strengthening effect,antislide pile is a very efficient measure in the measures of landslide treatment, which is widely used all over the world.Nowadays,a new pound structure of lattice beam and prestressed anchor is widely used for preventing and remedying landside. The anchor force is transferred by the lattice beam to the slope body, and results in the pressive stress in the slope body and the stress distribution in the body is improved. The treatment scheme, of slope reinforcement mainly adopts Framed anchor Structures and Antislide Pile Retaining Structure in the design. through paring Study of Construction Technology, Engineering Amount and Engineering Cost, and finally choice the Supporting Scheme.Keywords: Landslide Treatment, antislide pile, prestressed anchor lattice beam.1 緒論 問(wèn)題的提出隨著我國(guó)西部大開(kāi)發(fā)的推進(jìn),長(zhǎng)江三峽庫(kù)區(qū)、三江地區(qū)、紅水河等能源基地的興建加快,同時(shí)由于經(jīng)濟(jì)發(fā)展的要求,我國(guó)高速公路的建設(shè)也日益加快,因而邊坡加固在國(guó)民經(jīng)濟(jì)建設(shè)中占有日益重要的位置。經(jīng)過(guò)施工工藝、工程量、造價(jià)等方面進(jìn)行比選,確定最終支護(hù)方案。近年來(lái),一種結(jié)合錨和坡面結(jié)構(gòu)的新型邊坡防護(hù)體系,即混凝土格構(gòu)錨固體系,已大量運(yùn)用于邊坡防護(hù)工程中,它是通過(guò)鋼筋混凝土格構(gòu)梁將錨固力傳遞給坡體,改善坡體應(yīng)力狀態(tài),使坡體受壓,產(chǎn)生抗滑力,從而達(dá)到穩(wěn)固坡體的目的。用于邊坡防護(hù)的結(jié)構(gòu)體系多種多樣,比如預(yù)應(yīng)力錨索、錨桿、抗滑樁、擋土墻等等。某高速公路邊坡支護(hù)設(shè)計(jì)摘要滑坡是現(xiàn)階段高速公路工程建設(shè)過(guò)程中經(jīng)常遇到的地質(zhì)災(zāi)害現(xiàn)象,隨著中國(guó)國(guó)民經(jīng)濟(jì)的迅速發(fā)展,工程滑坡災(zāi)害問(wèn)題更是日趨嚴(yán)重,如何解決象滑坡這樣的地質(zhì)災(zāi)害現(xiàn)象,是高速公路建設(shè)者面臨的一個(gè)嚴(yán)峻的問(wèn)題。致謝 ..................................................................................................................................................錯(cuò)誤!未定義書(shū)簽。12 結(jié)論 ............................................................................................................................................錯(cuò)誤!未定義書(shū)簽。11 YK231+309 斷面錨索加掛三維網(wǎng)設(shè)計(jì) .....................................................................................錯(cuò)誤!未定義書(shū)簽。 抗滑樁各參數(shù)的確定或選取 ............................................................................................錯(cuò)誤!未定義書(shū)簽。 抗滑樁的設(shè)計(jì) ......................................................................................................................錯(cuò)誤!未定義書(shū)簽。 抗滑樁設(shè)計(jì)荷載確定 ..........................................................................................................錯(cuò)誤!未定義書(shū)簽。 抗滑樁概述 ..........................................................................................................................錯(cuò)誤!未定義書(shū)簽。 地梁配筋計(jì)算 ......................................................................................................................錯(cuò)誤!未定義書(shū)簽。 驗(yàn)算地基承載力 ..................................................................................................................錯(cuò)誤!未定義書(shū)簽。 錨固體設(shè)計(jì)計(jì)算 ..................................................................................................................錯(cuò)誤!未定義書(shū)簽。 錨索設(shè)置位置及設(shè)計(jì)傾角的確定 .......................................................................................錯(cuò)誤!未定義書(shū)簽。7 YK231+309 截面錨索計(jì)算 ...........................................................................................................錯(cuò)誤!未定義書(shū)簽。 格構(gòu)梁設(shè)計(jì)步驟 ..................................................................................................................錯(cuò)誤!未定義書(shū)簽。 錨固體設(shè)計(jì)計(jì)算 ..................................................................................................................錯(cuò)誤!未定義書(shū)簽。 確定錨索鋼絞線(xiàn)規(guī)格 ...........................................................................................................錯(cuò)誤!未定義書(shū)簽。 滑坡推力計(jì)算 ......................................................................................................................錯(cuò)誤!未定義書(shū)簽。4 滑坡體穩(wěn)定性計(jì)算 ......................................................................................................................錯(cuò)誤!未定義書(shū)簽。 設(shè)計(jì)原則 ...............................................................................................................................錯(cuò)誤!未定義書(shū)簽。 主要設(shè)計(jì)方案思路 ..............................................................................................................錯(cuò)誤!未定義書(shū)簽。 工程地質(zhì)條件 ......................................................................................................................錯(cuò)誤!未定義書(shū)簽。 工程概況 ..............................................................................................................................錯(cuò)誤!未定義書(shū)簽。 高速公路邊坡穩(wěn)定性分析發(fā)展趨勢(shì) ..................................................................................錯(cuò)誤!未定義書(shū)簽。 國(guó)內(nèi)外支護(hù)結(jié)構(gòu)發(fā)展過(guò)程 ..................................................................................................錯(cuò)誤!未定義書(shū)簽。1 緒論 ..............................................................................................................................................錯(cuò)誤!未定義書(shū)簽。 摘要 ..................................................................................................................................................錯(cuò)誤!未定義書(shū)簽。ABSTRACT ....................................................................................................................................錯(cuò)誤!未定義書(shū)簽。 問(wèn)題的提出 ..........................................................................................................................錯(cuò)誤!未定義書(shū)簽。 幾種常見(jiàn)支護(hù)手段的分析 ..................................................................................................錯(cuò)誤!未定義書(shū)簽。2 工程簡(jiǎn)介 ......................................................................................................................................錯(cuò)誤!未定義書(shū)簽。 自然地理 ..............................................................................................................................錯(cuò)
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