中(zhong)、小型(xing)橋(qiao)式(shi)(shi)起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機較多(duo)采用制動(dong)器、減速器和電動(dong)機組合(he)成(cheng)一體的(de)“三合(he)一”驅動(dong)方式(shi)(shi)，大(da)起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)量的(de)普(pu)通(tong)橋(qiao)式(shi)(shi)起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機為(wei)便于安裝(zhuang)和調整，驅動(dong)裝(zhuang)置常采用萬向聯(lian)軸(zhou)器。城市化的(de)速度越(yue)來越(yue)快(kuai)，房子越(yue)建越(yue)多(duo)，小型(xing)起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)設備資(zi)質(zhi)，而無論多(duo)美的(de)建筑，都少不了起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機的(de)身(shen)影(ying)。起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機是(shi)指(zhi)在一定(ding)范圍內垂(chui)直提升和水平搬運重(zhong)(zhong)(zhong)物(wu)的(de)多(duo)動(dong)作起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機械。又稱天車，航吊(diao)，煤礦起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)設備資(zi)質(zhi)，吊(diao)車。因起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)設備安裝(zhuang)工程承包資(zi)質(zhi)類別(bie)的(de)至低資(zi)質(zhi)是(shi)“三級”，則起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)設備安裝(zhuang)工程承包資(zi)質(zhi)三級保留(liu)對建造師等人員的(de)要求。

一級(ji)：企業資(zi)(zi)產(chan)：凈資(zi)(zi)產(chan) 800 萬元以(yi)上(shang)(shang)。企業主要人(ren)員：技(ji)術負責人(ren)具(ju)有 10 年以(yi)上(shang)(shang)從事(shi)工(gong)(gong)程施工(gong)(gong)技(ji)術管理(li)工(gong)(gong)作經歷，且(qie)具(ju)有工(gong)(gong)程序列職稱(cheng)。企業工(gong)(gong)程業績：近(jin) 5 年承擔過(guo)下列 2 類中的 1 類工(gong)(gong)程，工(gong)(gong)程質量(liang)合格。（1）累計安(an)(an)裝拆卸 1600 千(qian)牛(niu)·米以(yi)上(shang)(shang)塔式起重機8 臺次；（2）累計安(an)(an)裝拆卸 100 噸以(yi)上(shang)(shang)門式起重機 8 臺次。型式試驗：由國家建(jian)筑特(te)(te)種設備(bei)安(an)(an)全(quan)(quan)監督(du)管理(li)部門核準(zhun)的技(ji)術機構對建(jian)筑特(te)(te)種設備(bei)產(chan)品、部件或材(cai)料，就(jiu)是否滿足安(an)(an)全(quan)(quan)要求而進(jin)行(xing)的的技(ji)術審查(cha)、檢驗測試和(he)安(an)(an)全(quan)(quan)性(xing)能試驗。

使用(yong)單(dan)位(wei)：一(yi)般指建(jian)(jian)(jian)筑起(qi)(qi)重機械設備(bei)(bei)的(de)(de)(de)(de)產權(quan)單(dan)位(wei)（經營使用(yong)單(dan)位(wei)），池州起(qi)(qi)重設備(bei)(bei)資質(zhi)，租賃(lin)合同(tong)規定的(de)(de)(de)(de)負有(you)(you)(you)使用(yong)管(guan)理(li)(li)義務(wu)的(de)(de)(de)(de)承租單(dan)位(wei)，也(ye)包括(kuo)受產權(quan)人的(de)(de)(de)(de)委托具(ju)有(you)(you)(you)實際(ji)使用(yong)管(guan)理(li)(li)權(quan)的(de)(de)(de)(de)單(dan)位(wei)。起(qi)(qi)步起(qi)(qi)重機對房(fang)屋建(jian)(jian)(jian)造(zao)的(de)(de)(de)(de)重要性不言而(er)喻(yu)，它是(shi)房(fang)屋建(jian)(jian)(jian)設的(de)(de)(de)(de)過程中(zhong)不可或缺的(de)(de)(de)(de)部(bu)分，因(yin)此，安(an)裝或拆卸(xie)起(qi)(qi)重機也(ye)需要有(you)(you)(you)資質(zhi)才能進(jin)行的(de)(de)(de)(de)。建(jian)(jian)(jian)筑特種設備(bei)(bei)安(an)全(quan)監督(du)(du)管(guan)理(li)(li)部(bu)門(men)(men)：國家及地(di)方(fang)行使建(jian)(jian)(jian)筑特種設備(bei)(bei)安(an)全(quan)監督(du)(du)的(de)(de)(de)(de)行政(zheng)單(dan)位(wei)。 檢(jian)驗檢(jian)測機構：由國家建(jian)(jian)(jian)筑特種設備(bei)(bei)安(an)全(quan)監督(du)(du)管(guan)理(li)(li)部(bu)門(men)(men)核準的(de)(de)(de)(de)建(jian)(jian)(jian)筑特種設備(bei)(bei)檢(jian)驗機構。