【正文】 .................................................................................................. 4 評(píng)價(jià)原則 .................................................................................................................................................................. 5 評(píng)價(jià)程序 .................................................................................................................................................................. 5 評(píng)價(jià)基準(zhǔn)日 .............................................................................................................................................................. 8 評(píng)價(jià)報(bào)告使用權(quán)聲明 ............................................................................................................................................. 8 第 2 章 建 設(shè)項(xiàng)目 概述 ........................................................................................... 9 建設(shè)單位 概況 .......................................................................................................................................................... 9 工程建設(shè)情況介紹 ...............................................................................................................................................10 工程 名稱 ........................................................................................................................................................10 建 設(shè)地點(diǎn) ........................................................................................................................................................10 建設(shè)背景 ........................................................................................................................................................10 工程投資 ........................................................................................................................................................11 項(xiàng)目地理位置與交通 ...........................................................................................................................................11 項(xiàng)目自然條件 及周邊環(huán)境 ...................................................................................................................................12 氣象簡介 ........................................................................................................................................................12 庫區(qū)周邊環(huán)境 ................................................................................................................................................13 地質(zhì)概況 ................................................................................................................................................................13 區(qū)域地質(zhì)概況 ................................................................................................................................................13 地形、地貌 ....................................................................................................................................................14 庫區(qū)地層巖性 ................................................................................................................................................14 巖土層的物理力學(xué)性質(zhì) ...............................................................................................................................15 水文地質(zhì) 條件 ................................................................................................................................................15 不良地質(zhì)作用 ................................................................................................................................................16 場地地震效應(yīng) ................................................................................................................................................16 尾礦庫擴(kuò)容方案 ....................................................................................................................................................16 ...............................................................................................................................................16 ...................................................................................................................................17 .......................................................................................................................................19 尾礦庫擴(kuò)容工程概況 ...........................................................................................................................................21 尾 礦庫庫容 、 服務(wù)年限 、等級(jí) ...................................................................................................................22 防洪排水系統(tǒng) ................................................................................................................................................22 . 尾礦庫 等別及防洪標(biāo)準(zhǔn) ...........................................................................................................................23 . 庫外排洪設(shè)施 ............................................................................................................................................23 . 庫內(nèi)排水系統(tǒng) ............................................................................................................................................23 . 堆壩防排水 ................................................................................................................................................25 防滲漏及排滲 ................................................................................................................................................25 尾礦 輸送 系統(tǒng) ................................................................................................................................................26 回水系統(tǒng) ........................................................................................................................................................26 監(jiān)測系統(tǒng)及設(shè)施 ................................................................................