中(zhong)、小型橋式(shi)起(qi)重(zhong)機(ji)較多采用制動器(qi)、減(jian)速器(qi)和(he)電動機(ji)組(zu)合(he)(he)成(cheng)一(yi)體的(de)“三合(he)(he)一(yi)”驅動方式(shi)，大起(qi)重(zhong)量的(de)普通橋式(shi)起(qi)重(zhong)機(ji)為便(bian)于安(an)裝(zhuang)和(he)調整，驅動裝(zhuang)置常(chang)采用萬向聯軸器(qi)。吊（升降(jiang)機(ji)）的(de)采購，起(qi)重(zhong)設(she)備(bei)資質多少錢，除遵守公司設(she)備(bei)招標規定外，必(bi)須(xu)采購有(you)生產許(xu)可證并經檢驗合(he)(he)格(ge)的(de)設(she)備(bei)，禁止采購國家明令(ling)淘汰(tai)和(he)已經報廢的(de)設(she)備(bei)。企業工(gong)程(cheng)業績：近 5 年承擔過下列(lie) 2 類(lei)中(zhong)的(de) 1 類(lei)工(gong)程(cheng)，工(gong)程(cheng)質量合(he)(he)格(ge)。（1）累計(ji)安(an)裝(zhuang)拆卸 1600 千牛(niu)·米以(yi)上塔式(shi)起(qi)重(zhong)機(ji)8 臺(tai)次(ci)；（2）累計(ji)安(an)裝(zhuang)拆卸 100 噸以(yi)上門式(shi)起(qi)重(zhong)機(ji) 8 臺(tai)次(ci)。

企業(ye)主人員：技(ji)術負責人具有5 年以(yi)上(shang)從事工(gong)(gong)程施工(gong)(gong)技(ji)術管理(li)工(gong)(gong)作經(jing)歷(li)，且(qie)具有工(gong)(gong)程序列中(zhong)(zhong)級以(yi)上(shang)職(zhi)稱(cheng);電氣、機械等中(zhong)(zhong)級以(yi)上(shang)職(zhi)稱(cheng)人員不少于2 人，且(qie)齊全(quan)。中(zhong)(zhong)、小型橋式起(qi)重(zhong)機較(jiao)多采用制動(dong)(dong)器(qi)、減速(su)器(qi)和(he)電動(dong)(dong)機組合(he)成一體的(de)(de)“三合(he)一”驅動(dong)(dong)方式，大(da)起(qi)重(zhong)量(liang)的(de)(de)普通(tong)橋式起(qi)重(zhong)機為(wei)便(bian)于安裝和(he)調整，驅動(dong)(dong)裝置常(chang)采用萬向聯軸器(qi)。施工(gong)(gong)監督檢(jian)(jian)驗：對建筑起(qi)重(zhong)機械的(de)(de)安裝/改造/重(zhong)大(da)修理(li)施工(gong)(gong)過程中(zhong)(zhong)，在(zai)施工(gong)(gong)單位自檢(jian)(jian)合(he)格(ge)基礎上(shang)，由檢(jian)(jian)測機構對施工(gong)(gong)過程進行的(de)(de)強制性、驗證性檢(jian)(jian)驗。

城市化的(de)速度越來越快，房子(zi)越建(jian)越多(duo)(duo)，而無論(lun)多(duo)(duo)美的(de)建(jian)筑(zhu)，都少(shao)不(bu)了起(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)的(de)身影。起(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)是指在一(yi)定(ding)范圍內(nei)垂直(zhi)提升和水平搬運(yun)重(zhong)(zhong)(zhong)物的(de)多(duo)(duo)動(dong)作(zuo)起(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)械。又稱天車(che)，航(hang)吊，吊車(che)。工(gong)(gong)(gong)種有建(jian)筑(zhu)起(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)械司機(ji)(ji)（T/S/W）、建(jian)筑(zhu)起(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)械安裝拆卸工(gong)(gong)(gong)（T/S/W）、建(jian)筑(zhu)起(qi)(qi)重(zhong)(zhong)(zhong)信(xin)號司索工(gong)(gong)(gong)這幾種。其(qi)中(zhong)，T是指塔式(shi)起(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)；S是指施(shi)工(gong)(gong)(gong)升降機(ji)(ji)；W是指物料提升機(ji)(ji)。對鋼結(jie)構的(de)銹蝕、磨損、裂紋、變形等損傷情況進(jin)行(xing)檢查和測量，并按規(gui)定(ding)對整機(ji)(ji)性能進(jin)行(xing)荷載(zai)試驗，由此分析判(pan)斷出安全度，做出合(he)格或不(bu)合(he)格結(jie)論(lun)的(de)活(huo)動(dong)。