【正文】 與大橫桿相同，其作用以固定立桿底部，約束立桿水平位移及沉陷。其余按一下構(gòu)造要求搭設(shè)。 第 2 頁 3 施工 方案 施工工藝流程 腳手架位置放線→擺放掃地桿→豎立桿并與掃地桿扣緊→裝掃地小橫桿，并與立桿和掃地桿扣緊→裝第一步大橫桿并與各立桿扣緊→安第一步小橫桿→安第二步大橫桿→安第二步小橫桿→加設(shè)臨時(shí)斜撐桿，上端與第二步大橫桿扣緊→安第三、四步大橫桿和小橫桿→安裝二層→接立桿→加設(shè)剪力撐→鋪設(shè)腳手板，綁扎防護(hù)及檔腳板、掛安全網(wǎng)。 SG3標(biāo)起止墩位為溫州特大橋 85墩（含）～ 191墩（不含），標(biāo)段內(nèi)含高架式車站溫州西站一座。 目 錄 1 編制說明 ..................................................................................................................................................................................1 編制依據(jù) .........................................................................................................................................................................1 編制范圍 .........................................................................................................................................................................1 2 工程概況 ...................................................................................................................................................................................1 3 施工 方案 ...................................................................................................................................................................................2 施工工藝流程 ................................................................................................................................................................2 搭設(shè)要求 .........................................................................................................................................................................2 立桿基礎(chǔ) .........................................................................................................................................................................2 立桿間距 .........................................................................................................................................................................2 掃地桿布設(shè) ....................................................................................................................................................................3 大橫桿、小橫桿設(shè)置 ...................................................................................................................................................3 剪刀撐 .............................................................................................................................................................................4 腳手板的鋪設(shè) 要求 .......................................................................................................................................................4 防護(hù)欄桿 .........................................................................................................................................................................4 通道要求 .......................................................................................................................................................................4 警示標(biāo)牌掛設(shè) ..............................................................................................................................................................5 腳手架的檢查與驗(yàn)收 ................................................................................................................................................6 腳手架拆除 ..................................................................................................................................................................6 注意事項(xiàng) .......................................................................................................................................................................7 4 資 源配置 ...................................................................................................................................................................................8 腳手架材質(zhì)要求 ...........................................................................................................................................................8 人力資源配置 ................................................................................................................................................................9 5 安全保證措施 ................................