建筑施工有哪些流程
1、策劃決策
策劃決策是(shi)指建(jian)筑施(shi)工前期工作階段,主要包括編報(bao)項(xiang)(xiang)(xiang)(xiang)目(mu)建(jian)議書(shu)(shu)和(he)可行性(xing)研究報(bao)告(gao)兩項(xiang)(xiang)(xiang)(xiang)工作內(nei)容。項(xiang)(xiang)(xiang)(xiang)目(mu)建(jian)議書(shu)(shu)的主要作用(yong)是(shi)為了推薦建(jian)設項(xiang)(xiang)(xiang)(xiang)目(mu),以(yi)便在(zai)一個確定的地區或部門內(nei),以(yi)自然資(zi)源和(he)市場預(yu)測為基礎,選(xuan)擇(ze)建(jian)設項(xiang)(xiang)(xiang)(xiang)目(mu)。可行性(xing)研究是(shi)在(zai)項(xiang)(xiang)(xiang)(xiang)目(mu)建(jian)議書(shu)(shu)被批準后(hou),對項(xiang)(xiang)(xiang)(xiang)目(mu)在(zai)技術上(shang)和(he)經濟上(shang)是(shi)否可行所進行的科(ke)學分析和(he)論證。
2、勘察設計
勘(kan)察是個復雜的工(gong)程(cheng),分為初勘(kan)和詳(xiang)勘(kan)兩個階段(duan),它能(neng)為設計施工(gong)圖提(ti)供實(shi)(shi)際依據。對(dui)于(yu)大型復雜項(xiang)目,可根據不(bu)同行(xing)(xing)業的特(te)點和需要,在(zai)初步(bu)設計之后增加(jia)技術設計階段(duan)。設計出(chu)來的施工(gong)圖一經審(shen)(shen)查(cha)批準,不(bu)得擅(shan)自進行(xing)(xing)修改,必(bi)須重新報請原(yuan)(yuan)審(shen)(shen)批部門,由原(yuan)(yuan)審(shen)(shen)批部門委(wei)托審(shen)(shen)查(cha)機(ji)構(gou)審(shen)(shen)查(cha)后再批準實(shi)(shi)施。
3、建設施工準備
建(jian)設(she)(she)施工(gong)(gong)(gong)準(zhun)(zhun)備(bei)的主要內容(rong)包括組建(jian)項目法人、征(zheng)地、拆遷、組織(zhi)材料、設(she)(she)備(bei)訂貨等等內容(rong)。辦理(li)建(jian)設(she)(she)工(gong)(gong)(gong)程(cheng)質(zhi)量監(jian)督手續,委(wei)托工(gong)(gong)(gong)程(cheng)監(jian)理(li),準(zhun)(zhun)備(bei)必要的施工(gong)(gong)(gong)圖紙(zhi),組織(zhi)施工(gong)(gong)(gong)招投標,擇優選定施工(gong)(gong)(gong)單位,辦理(li)施工(gong)(gong)(gong)許(xu)可證等。按規定作好施工(gong)(gong)(gong)準(zhun)(zhun)備(bei),具(ju)備(bei)開工(gong)(gong)(gong)條件后,建(jian)設(she)(she)單位申(shen)請開工(gong)(gong)(gong),進入施工(gong)(gong)(gong)安裝階段。
4、正式施工
建設工程(cheng)具備了(le)開(kai)工條件并取得施(shi)工許(xu)可證(zheng)后方可開(kai)工。項目新開(kai)工時間,按設計文件中規(gui)定的(de)任何(he)一(yi)(yi)項永(yong)久性工程(cheng)第(di)一(yi)(yi)次正(zheng)式(shi)破土(tu)開(kai)槽時間而(er)定。不需開(kai)槽的(de)以正(zheng)式(shi)打樁(zhuang)作為開(kai)工時間。鐵路、公路、水(shui)庫等以開(kai)始進行土(tu)石(shi)方工程(cheng)作為正(zheng)式(shi)開(kai)工時間。
5、竣工驗收
建筑工(gong)程竣工(gong)驗收(shou)是(shi)全面考(kao)核建設(she)成(cheng)果、檢驗設(she)計和施工(gong)質量的重要步驟,也(ye)是(shi)建設(she)項目(mu)轉(zhuan)入(ru)生產和使用的標志(zhi)。驗收(shou)合(he)格后,建設(she)單位編制竣工(gong)決(jue)算,項目(mu)正(zheng)式投入(ru)使用。
6、考核評價
建設施工(gong)(gong)后的(de)考核評價(jia)是(shi)工(gong)(gong)程(cheng)項(xiang)(xiang)目(mu)(mu)竣工(gong)(gong)投產、生產運營(ying)(ying)一段時間后,在(zai)對項(xiang)(xiang)目(mu)(mu)的(de)立(li)項(xiang)(xiang)決(jue)策、設計施工(gong)(gong)、竣工(gong)(gong)投產、生產運營(ying)(ying)等全過程(cheng)進行系(xi)統評價(jia)的(de)一種技術活動(dong),是(shi)固(gu)定(ding)資(zi)產管理的(de)一項(xiang)(xiang)重要內容,也是(shi)固(gu)定(ding)資(zi)產投資(zi)管理的(de)最后一個環節。
怎樣進行建筑施工才合理
1、先場外,后場內。
對于與場(chang)內(nei)外(wai)有(you)聯(lian)系(xi)的(de)(de)(de)(de)一些工(gong)程,如(ru)道路工(gong)程、管線工(gong)程等,其(qi)施(shi)工(gong)應從(cong)場(chang)外(wai)開始,然后再逐步向場(chang)內(nei)延(yan)伸。這樣(yang)完工(gong)一部(bu)分就有(you)一部(bu)分可以利用,對施(shi)工(gong)就極其(qi)方便。正確的(de)(de)(de)(de)施(shi)工(gong)順序,使(shi)修建道路所需的(de)(de)(de)(de)器材可以直接(jie)通過干道運(yun)抵(di)施(shi)工(gong)地(di)點,隨著道路向場(chang)內(nei)延(yan)伸,修建好的(de)(de)(de)(de)部(bu)分道路即可加以利用,從(cong)而保證現(xian)場(chang)所需器材的(de)(de)(de)(de)順利供應,既(ji)能充分發(fa)揮新建工(gong)程的(de)(de)(de)(de)效益,又能經濟地(di)解決運(yun)輸(shu)問題,爭取施(shi)工(gong)的(de)(de)(de)(de)時(shi)間。
2、先全場,后單項。
是(shi)說應(ying)該(gai)先完成全場(chang)性的(de)工(gong)(gong)(gong)程,然后再完成各獨立的(de)建筑物(wu)和構筑物(wu)。所謂全場(chang)性工(gong)(gong)(gong)程,是(shi)指對于(yu)許多工(gong)(gong)(gong)程的(de)施(shi)工(gong)(gong)(gong)或使用者(zhe)有關的(de)、其(qi)作(zuo)業面遍(bian)及(ji)整(zheng)(zheng)個施(shi)工(gong)(gong)(gong)現場(chang)的(de)那些公用工(gong)(gong)(gong)程,如場(chang)地平整(zheng)(zheng),各種(zhong)管道(dao)、電纜(lan)線的(de)主干(gan),場(chang)內的(de)鐵路和主要干(gan)道(dao)等。
3、先地下,后地上。
這是(shi)任何工(gong)(gong)(gong)程(cheng)的(de)(de)施(shi)工(gong)(gong)(gong)都須嚴(yan)格遵(zun)循的(de)(de)重要原(yuan)則。所謂先(xian)地(di)(di)下(xia)(xia)(xia),后(hou)(hou)地(di)(di)上,就是(shi)說(shuo)在施(shi)工(gong)(gong)(gong)時(shi)應先(xian)完成(cheng)零(ling)點標(biao)高(gao)以下(xia)(xia)(xia)的(de)(de)工(gong)(gong)(gong)程(cheng),然后(hou)(hou)再(zai)完成(cheng)零(ling)點標(biao)高(gao)以上的(de)(de)部分。從整個施(shi)工(gong)(gong)(gong)現(xian)場(chang)來看,零(ling)點標(biao)高(gao)以下(xia)(xia)(xia)的(de)(de)工(gong)(gong)(gong)程(cheng),大(da)致包(bao)括如下(xia)(xia)(xia)的(de)(de)工(gong)(gong)(gong)作:鋪設(she)地(di)(di)下(xia)(xia)(xia)管網(wang),修建(jian)專用(yong)線和現(xian)場(chang)內的(de)(de)鐵路與公路。在地(di)(di)下(xia)(xia)(xia)工(gong)(gong)(gong)程(cheng)的(de)(de)施(shi)工(gong)(gong)(gong)中,除遵(zun)守上述順序(xu)外,還應貫(guan)徹先(xian)深(shen)后(hou)(hou)淺(qian)的(de)(de)原(yuan)則,即先(xian)做深(shen)層(ceng)(ceng)的(de)(de),再(zai)做淺(qian)層(ceng)(ceng)的(de)(de)。一層(ceng)(ceng)一層(ceng)(ceng)的(de)(de)做上來,只有(you)在完成(cheng)零(ling)點標(biao)高(gao)以下(xia)(xia)(xia)的(de)(de)工(gong)(gong)(gong)程(cheng)之后(hou)(hou),再(zai)進行(xing)地(di)(di)面(mian)以上工(gong)(gong)(gong)程(cheng)的(de)(de)施(shi)工(gong)(gong)(gong),地(di)(di)下(xia)(xia)(xia)工(gong)(gong)(gong)程(cheng)按(an)照先(xian)深(shen)后(hou)(hou)淺(qian)的(de)(de)程(cheng)序(xu)施(shi)工(gong)(gong)(gong),在許(xu)多情(qing)況下(xia)(xia)(xia)是(shi)屬(shu)于(yu)施(shi)工(gong)(gong)(gong)工(gong)(gong)(gong)藝上的(de)(de)嚴(yan)格要求(qiu),而(er)一般情(qing)況下(xia)(xia)(xia)也是(shi)最為合(he)理的(de)(de)。
4、管線及管道工程先主干,后分支,排水先下游,其他先源頭。
管線(xian)道路(lu)(lu)(lu)中(zhong)的(de)先(xian)主干、后分支(zhi)的(de)施(shi)(shi)工(gong)順序,能(neng)使完(wan)成(cheng)部(bu)分的(de)工(gong)程(cheng)(cheng)得以迅(xun)速發揮作用。如果先(xian)進行分支(zhi)、管線(xian)道路(lu)(lu)(lu)的(de)施(shi)(shi)工(gong),由于這(zhe)些管線(xian)道路(lu)(lu)(lu)沒有與干管、干線(xian)和(he)干道接(jie)通,它們也就(jiu)不能(neng)發揮工(gong)程(cheng)(cheng)的(de)效益(yi),上(shang)水(shui)道不能(neng)供(gong)水(shui),下(xia)水(shui)道的(de)水(shui)仍(reng)然排不出(chu)去,煤氣、蒸汽、電力也沒有來源,道路(lu)(lu)(lu)也不能(neng)充分利用。管線(xian)道路(lu)(lu)(lu)工(gong)程(cheng)(cheng)的(de)施(shi)(shi)工(gong)必須(xu)要(yao)首先(xian)完(wan)成(cheng)主干,道路(lu)(lu)(lu)也就(jiu)從與附近干道聯接(jie)處(chu)逐漸通向場內。
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