边坡开挖及防护专项施工方案.doc

石家庄市南绕城高速公路NRC-8合同段 路堑边坡开挖及防护施工方案 PAGE PAGE \* MERGEFORMAT - 1 - 目 录 TOC \o 1-3 \h \z \u HYPERLINK \l _Toc424997497 1 编制依据 PAGEREF _Toc424997497 \h 1 HYPERLINK \l _Toc424997498 2 工程概况 PAGEREF _Toc424997498 \h 1 HYPERLINK \l _Toc424997499 2.1 工程简述 PAGEREF _Toc424997499 \h 1 HYPERLINK \l _Toc424997500 2.2 工程地质 PAGEREF _Toc424997500 \h 1 HYPERLINK \l _Toc424997501 3 边坡开挖及防护方案 PAGEREF _Toc424997501 \h 2 HYPERLINK \l _Toc424997502 3.1 边坡开挖方案 PAGEREF _Toc424997502 \h 2 HYPERLINK \l _Toc424997503 3.2 边坡防护方案 PAGEREF _Toc424997503 \h 2 HYPERLINK \l _Toc424997504 4 边坡开挖及防护施工方法 PAGEREF _Toc424997504 \h 3 HYPERLINK \l _Toc424997505 4.1 边坡开挖施工方法 PAGEREF _Toc424997505 \h 3 HYPERLINK \l _Toc424997506 4.1.1 钻爆设计 PAGEREF _Toc424997506 \h 3 HYPERLINK \l _Toc424997507 4.1.2 边坡开挖施工 PAGEREF _Toc424997507 \h 6 HYPERLINK \l _Toc424997508 4.1.3 边坡整修、加固施工工艺 PAGEREF _Toc424997508 \h 8 HYPERLINK \l _Toc424997509 4.2 边坡防护施工方法 PAGEREF _Toc424997509 \h 8 HYPERLINK \l _Toc424997510 4.2.1边坡防护原则 PAGEREF _Toc424997510 \h 8 HYPERLINK \l _Toc424997511 4.2.2 路基系统锚杆框架施工工艺 PAGEREF _Toc424997511 \h 9 HYPERLINK \l _Toc424997512 4.2.3 挂网喷射基材植草 PAGEREF _Toc424997512 \h 10 HYPERLINK \l _Toc424997513 4.2.4 拱形骨架护坡 PAGEREF _Toc424997513 \h 11 HYPERLINK \l _Toc424997514 4.2.5 三维网植草护坡 PAGEREF _Toc424997514 \h 13 HYPERLINK \l _Toc424997515 5 边坡施工质量控制 PAGEREF _Toc424997515 \h 14 HYPERLINK \l _Toc424997516 5.1边坡开挖质量控制 PAGEREF _Toc424997516 \h 14 HYPERLINK \l _Toc424997517 5.2 边坡防护质量控制 PAGEREF _Toc424997517 \h 15 HYPERLINK \l _Toc424997518 5.2.1 路基系统锚杆框架 PAGEREF _Toc424997518 \h 15 HYPERLINK \l _Toc424997519 5.2.2 挂网喷射基材植草 PAGEREF _Toc424997519 \h 15 HYPERLINK \l _Toc424997520 5.2.3 拱形骨架护坡 PAGEREF _Toc424997520 \h 16 HYPERLINK \l _Toc424997521 5.2.4 三维网植草护坡 PAGEREF _Toc424997521 \h 16 HYPERLINK \l _Toc424997522 6 沉降观测 PAGEREF _Toc424997522 \h 16 HYPERLINK \l _Toc424997523 7 安全防护措施 PAGEREF _Toc424997523 \h 17 HYPERLINK \l _Toc4