4.1 when the bridge is installed horizontally, the support span is generally 1.5-3m, and the spacing of fixed points is not easy to be greater than 2m when it is laid vertically.

4.2橋架應(yīng)平整，無扭曲變形，內(nèi)壁無毛刺，各種附件齊全

4.2 the bridge shall be flat without distortion and deformation, the inner wall shall be free of burrs, and various accessories shall be complete

4.3橋架接口應(yīng)平整，接縫處應(yīng)緊密平直。槽蓋裝上后應(yīng)平整，無翹角，出線口的位置準(zhǔn)確。

4.3 the bridge interface shall be flat, and the joint shall be tight and straight. After the slot cover is installed, it shall be flat without warping angle, and the position of outlet shall be accurate.

4.4在吊頂內(nèi)敷設(shè)時，如果吊頂無法上人時應(yīng)留有檢修孔。

4.4 when laying in the ceiling, if the ceiling cannot be accessed, an access hole shall be reserved.

4.5橋架的所有非導(dǎo)電部分的鐵件均應(yīng)相互連接和跨接，使之成為一連續(xù)導(dǎo)體，并做好整體接地；每段橋架之間的接地跨接采用編織銅線。

4.5 the iron parts of all non-conductive parts of the bridge shall be connected and bridged to form a continuous conductor, and shall be grounded as a whole; The grounding jumper between each section of bridge adopts braided copper wire.

4.6橋架經(jīng)過建筑物的變形縫時，橋架本身應(yīng)斷開，槽內(nèi)用連接板搭接，不需固定。保護(hù)地線和槽內(nèi)導(dǎo)線應(yīng)留有補(bǔ)償余量。直線段鋼制橋應(yīng)認(rèn)真執(zhí)行施工規(guī)章制度加強(qiáng)對施工人員管理，落實施工技術(shù)措施，檢查和督促施工人員作業(yè)，做到、文明施工。

4.6 when the bridge passes through the deformation joint of the building, the bridge itself shall be disconnected, and the groove shall be overlapped with connecting plates without fixing. Compensation allowance shall be reserved for protective ground wire and conductor in slot. The steel bridge in straight section shall carefully implement the rules and regulations for safe construction, strengthen the management of construction personnel, implement technical measures for safe construction, check and supervise the safe operation of construction personnel, and achieve safe and civilized construction.

1.2組織施工人員學(xué)習(xí)施工標(biāo)準(zhǔn)和熟悉施工圖紙，嚴(yán)格按照設(shè)計及有關(guān)規(guī)定、規(guī)范、標(biāo)準(zhǔn)要求進(jìn)行施工，隨時檢查施工質(zhì)量，發(fā)現(xiàn)問題及時整改。

1.2 organize construction personnel to learn construction standards and be familiar with construction drawings, carry out construction in strict accordance with the design and relevant regulations, specifications and standards, check construction quality at any time, and rectify problems in time.

1.3對施工現(xiàn)場搭設(shè)腳手架、并架和施工現(xiàn)場使用的電氣、機(jī)械設(shè)備、防護(hù)裝置應(yīng)符合相關(guān)規(guī)定并驗收合格后才能使用。?施工人員在整個施工過程中應(yīng)遵守下列規(guī)定：

1.3 scaffolds shall be erected and combined on the construction site, and electrical, mechanical equipment and safety protection devices used on the construction site shall comply with relevant safety regulations and can only be used after passing the acceptance.? Construction personnel shall abide by the following regulations during the whole construction process:

2.1必須遵守和執(zhí)行相關(guān)的生產(chǎn)、文明施工的管理制度并應(yīng)接受建設(shè)單位監(jiān)理人員的檢查監(jiān)督。必須戴帽進(jìn)入施工現(xiàn)場，高空作業(yè)必須系好帶。

2.1 relevant management systems for safe production and civilized construction must be observed and implemented, and shall be subject to the inspection and supervision of the supervisor of the owner. Safety helmet must be worn to enter the construction site, and safety belt must be fastened for high-altitude operation.

2.3在控制室、開關(guān)室工作必須要有監(jiān)護(hù)人員在場，并在斷電的情況下進(jìn)行作業(yè)，應(yīng)摘下手表、鑰匙、打火機(jī)、鋼筆等金屬物品，并戴絕緣手套，穿絕緣鞋。

2.3 when working in the control room and switch room, supervisors must be present and work in case of power failure. Take off metal items such as watches, keys, lighters and pens, and wear insulating gloves and insulating shoes.

2.4需要整理排放電纜時，事前應(yīng)征求監(jiān)護(hù)人員的同意，并在監(jiān)護(hù)人員監(jiān)護(hù)下進(jìn)行。

2.4 when it is necessary to arrange and discharge cables, the consent of the supervisor shall be obtained in advance and carried out under the supervision of the supervisor.

2.5施工完畢后，應(yīng)將施工現(xiàn)場清理干凈。

2.5 after construction, the construction site shall be cleaned.

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