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了解下客土噴播的操作規范
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了解下客土噴播的操作規范

  • 作者:youhua   發布日期:2020-07-29   總瀏覽:

  設(she)置(zhi)平(ping)(ping)安防護(hu)區(qu):施(shi)(shi)(shi)工現場左近制止行人(ren)、車輛通(tong)行,劃(hua)定(ding)平(ping)(ping)安防護(hu)區(qu),施(shi)(shi)(shi)工現場兩端設(she)置(zhi)施(shi)(shi)(shi)工標志,依據施(shi)(shi)(shi)工平(ping)(ping)安操作(zuo)規(gui)程的(de)請求,選擇平(ping)(ping)安防護(hu)措施(shi)(shi)(shi),搭設(she)鋼管腳(jiao)手(shou)(shou)架(jia),下面鋪設(she)竹腳(jiao)手(shou)(shou)架(jia),掛防護(hu)網(wang),或從山頂掛繩索,系好施(shi)(shi)(shi)工平(ping)(ping)安帶,腳(jiao)手(shou)(shou)架(jia)的(de)搭設(she)應契合《腳(jiao)手(shou)(shou)架(jia)搭設(she)備工標準》的(de)規(gui)則。


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  現場施(shi)工(gong)(gong)人(ren)員應佩戴平安帽(mao)和(he)必要的勞(lao)動防護用(yong)品,工(gong)(gong)作(zuo)(zuo)面(mian)清算肅清工(gong)(gong)作(zuo)(zuo)面(mian)上的雜物(wu)和(he)松動巖石,修整邊坡(po)(po)轉(zhuan)角(jiao)和(he)坡(po)(po)頂轉(zhuan)角(jiao)使之(zhi)呈弧形,并盡可能(neng)平整工(gong)(gong)作(zuo)(zuo)面(mian),以利(li)于客土(tu)噴播施(shi)工(gong)(gong),增加工(gong)(gong)作(zuo)(zuo)面(mian)綠化效(xiao)果。施(shi)工(gong)(gong)前,工(gong)(gong)作(zuo)(zuo)面(mian)均勻凹凸度為±10cm,大(da)不超(chao)越±15cm;對低(di)洼處恰當覆土(tu)。


  并用種植(zhi)(zhi)袋(dai)土夯實或(huo)回填,直(zhi)至反坡段消(xiao)逝。如有(you)可(ke)能,應在工(gong)(gong)(gong)(gong)作(zuo)面(mian)(mian)上每隔(ge)一定(ding)高度開一個橫向溝槽,以增加(jia)工(gong)(gong)(gong)(gong)作(zuo)面(mian)(mian)粗糙度和外部(bu)土壤對工(gong)(gong)(gong)(gong)作(zuo)面(mian)(mian)的(de)粘附力,假如巖質邊坡自身不穩(wen)定(ding),應采用預應力錨索加(jia)固,截排水(shui)(shui)溝施工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)作(zuo)面(mian)(mian)排水(shui)(shui)系統(tong)能否合理,直(zhi)接關系到工(gong)(gong)(gong)(gong)作(zuo)面(mian)(mian)植(zhi)(zhi)被的(de)生長環境。


  在長、大(da)邊坡的頂、腳、平(ping)臺處設(she)置排水溝(gou),依據工作(zuo)面水流狀況,思索邊坡排水溝(gou),網(wang)(wang)釘土(tu)工網(wang)(wang)采用高鍍鋅棱柱鋼絲網(wang)(wang)或高強度塑料(liao)網(wang)(wang)加固,網(wang)(wang)徑5cm×5cm,錨桿(gan)呈梅花形布置,間距1×1m,采用風鉆(zhan)或電鉆(zhan)布置。錨桿(gan)長90-100cm.螺栓長約15-40cm.掛網(wang)(wang)施工時,應(ying)自上而(er)下(xia)放出線圈。


  相鄰兩(liang)卷鋼絲網(土(tu)工網)分別用扎線銜(xian)接(jie)固(gu)定(ding)(ding),兩(liang)網銜(xian)接(jie)處應(ying)(ying)搭(da)接(jie)至少(shao)(shao)10cm,每平方(fang)米不少(shao)(shao)于5個錨。網與(yu)工作面應(ying)(ying)堅持一(yi)定(ding)(ding)的(de)(de)間隙(xi),間隙(xi)應(ying)(ying)平均。在峻峭的(de)(de)巖石(shi)外表(biao),草繩能夠在一(yi)定(ding)(ding)的(de)(de)距離(li)內纏(chan)繞(rao)在網上,以增加粘(zhan)附力(li),客土(tu)的(de)(de)厚度。掛網能夠使土(tu)壤基質(zhi)在巖石(shi)外表(biao)構(gou)成一(yi)個耐久的(de)(de)整體板。