《室外電纜溝施工方案（中英文）.doc》由會(huì)員分享，可在線閱讀，更多相關(guān)《室外電纜溝施工方案（中英文）.doc（11頁(yè)珍藏版）》請(qǐng)?jiān)趨R文網(wǎng)上搜索。

1、電纜溝開(kāi)挖施工方案 Work Method of Cable Trench Excavation 編 制：Compiled by: 審 核：Reviewed by: 2009 年 10 月 21 日 October 21, 2009 目 錄 Content 一. 概況 OVERVIEW .3 1.1 工程概況 PROJECT OVERVIEW.3 1.2 施工范圍 SCOPE OF WORK.3 二編制依據(jù) COMPILATION BASIS.4 三 施工工藝流程 CONSTRUCTION PROCESS: .4 四. 前期準(zhǔn)備 PREPARATIONS .4 4.1 技術(shù)準(zhǔn)備 TECHNIC

2、AL PREPARATION .4 4.2 材料準(zhǔn)備 MATERIAL PREPARATION.5 4.3 主要機(jī)具準(zhǔn)備 MAIN EQUIPMENTS PREPARATION.5 4.4 作業(yè)環(huán)境準(zhǔn)備 OPERATING ENVIRONMENT PREPARATIONS .5 五. 電纜溝施工 CABLE TRENCH CONSTRUCTION .5 5.1 電纜溝測(cè)量、定位 CABLE TRENCH MEASUREMENT AND POSITIONING .5 5.2 電纜溝開(kāi)挖 CABLE TRENCH EXCAVATION.6 六. 質(zhì)量控制 QUALITY CONTROL .7 6.

3、1 電纜溝外形尺寸允許偏差表 ALLOWABLE DEVIATED EXTERNAL DIMENSIONS OF CABLE TRENCH TABLE .7 6.2 應(yīng)注意的質(zhì)量問(wèn)題 QUALITY ISSUES .8 七. 成品保護(hù) FINISHED PROTECTION.8 八. 施工記錄 CONSTRUCTION OF RECORD .8 九. 安全生產(chǎn)、文明施工要求和措施 SAFETY AND CIVILIZED CONSTRUCTION REQUESTS AND MEASURES.9 附廠區(qū)電纜溝圖： ATTACHED: CABLE TRENCH DRAWING.9 一. 概況 Ov

4、erview 1.1 工程概況 Project Overview 項(xiàng)目名稱(chēng)： 本工程涉及三個(gè)變電站，分別是現(xiàn)有的 220/35kV A472 變電站、現(xiàn)有的 35/10kV B301S 變電站 以及新建的 35/10kV C581 變電站，工作內(nèi)容為三個(gè)變電站之間和從三個(gè)變電站接至 MV 用戶(hù) 的電力電纜、控制電纜、接地電纜敷設(shè)所需電纜溝的開(kāi)挖工程。The project involves three substations, namely the existing 220/35kV A472 substation, the existing 35/10kV B301S the 35/10kV

5、 C581 substation and a new substation. This is the power, control and grounding cable trench excavation project among three substations and for MV users connected to the three substations. 1.2 施工范圍 Scope of Work 1) 由 A472 變電站引出 3 路 35kV 出線。其中： 一路引至 B301S 建筑（35/10kV 變電站）原 1#主變，原 1#主變電纜將抽出，與新增 4#主變連 接

6、；另兩路引至 35/10kV C581 變電站 1#主變和 2#主變。回路采用 FS-YJY-26/35kV-1*300mm2 單芯電纜，直埋敷設(shè)。去 C581 的兩路 35kV 線路，敷設(shè)時(shí)沿不同路徑，以避免兩回線路同時(shí) 受損。Pull three 35V outgoings from A472 substation. Of which: The first outgoing is led to B301S Building (35/10kV substation) the original one # main transformer, pull the original one # ma

7、in transformer cable out, and connect to the adding 4 # main transformer; the other two outgoings are led to 35/10kV C581 # 1 and substation 2 # main transformer. Use FS-YJY- 26/35kV-1 * 300mm2 single-core cables for Loop and buried pulling. Two 35kV lines to C581 are laid along different paths to a

8、void damage of the two loops. 2) 由 B301S 變電站引出 7 路 10kV 出線。全部引至 B399 中心制冷站。回路采用 10kV 截面為 95mm2 的三芯鎧裝電纜，由 B301S 南面現(xiàn)有的電纜井引出直埋至裝置。Pull 7 10kV outgoings from B301S substation to B399central refrigeration station. Loop uses 10kV three-core armored cable with cross-section 95mm2 and pull out from the exis

9、ting cable well in the south of B301S then buried lay to the device. 3) 由 C581 引出 10 路 10kV 線路，分別為 A507 的四臺(tái)變壓器，B551 的兩臺(tái)變壓器，B553TDA 裝 置氫氣壓縮機(jī) 2 臺(tái)，C521 鹽酸裝置氯氣壓縮機(jī) 1 臺(tái)，鹽酸壓縮機(jī) 1 臺(tái)提供電源。其中，變壓器 回路采用 10kV 截面為 185mm2 的三芯鎧裝電纜，馬達(dá)回路采用 10kV 截面為 95mm2 的三芯鎧 裝電纜。以上電纜線路均沿規(guī)劃路徑埋地敷設(shè)。10 10kV lines led from C581 are used to

10、 supply power to A507s four transformers, B551 two transformers, B553TDA 2 sets of hydrogen compressor unit, C521 hydrochloric acid chlorine gas compressor unit, and hydrochloric acid compressor unit respectively. Among them, transformer circuit uses x 3-core armored cable with 10kV cross-section 18

11、5mm2, motor circuit uses three-core armored cable with 10kV cross-section 95mm2. All cable lines will be laid underground along the planning path. 4) 接地電纜回路：Ground cable loop: 從 A472 敷設(shè)一根 95mm2 裸銅線去 C581，同時(shí)從 C581 敷設(shè)四根 95mm2 裸銅線，分別引至 B551、 A507、B553 和 C521，作等電位聯(lián)結(jié)。以上電纜線路均沿規(guī)劃路徑埋地敷設(shè)。Lay a 95mm2 bare cop

12、per wire to C581 from A472. Meanwhile lay four bare copper wires to B551, A507, B553 and C521 for equipotential bonding. All cable lines will be laid underground along the planning path. 5）本工程電纜溝走向如下：The cable trench directions are as follows: 電纜溝南線為 A472 至 C581，全長(zhǎng)約 850 米，根據(jù) K-K 斷面圖：開(kāi)挖深度為 1 米，溝槽底寬 0

13、.6 米，溝槽面寬約 1.1 米。 Cable trench south line is from A472 to C581 about 850 meters long. According to KK sectional drawing, excavation depth is of 1 meter with trench bottom width 0.6 m and face width1.1 m. 電纜溝北線為 A472 至 C581 和 B301，其中共線約 220 米，根據(jù) A-A 斷面圖有：開(kāi)挖深度為 1 米，溝槽底寬 1 米，溝槽面寬約 1.5 米；Cable trench no

14、rth line is from A472 to C581 and B301 and the collinear is about 220 meters. According to AA sectional drawing, excavation depth is 1 meter trench with trench bottom width 1 m and face width1.5 m. 至 C581 支線約 430 米，根據(jù) E-E 斷面圖有：開(kāi)挖深度為 1 米，溝槽底寬 0.6 米，溝槽面寬約 1.1 米；至 B301 支線約 300 米，根據(jù) B-B 斷面圖有：開(kāi)挖深度為 1 米，溝

15、槽底寬 0.6 米，溝槽面 寬約 1.1 米。The sub-line the C581 is about 430 meters. According to EE sectional drawing excavation depth is 1 meter trench with trench bottom width 1 m and face width1.1 m. The sub-line to B301the is about 300 meters. According to BB sectional drawing , excavation depth is 1 meter trench

16、 with trench bottom width 1 m and face width1.1 m. 二編制依據(jù) Compilation Basis 1）根據(jù)電氣包（中壓部分）招標(biāo)文件及招標(biāo)圖紙編制而成。According to Electric package (MV) the tender and tender drawings. 2）在充分研究工程的客觀情況和施工特點(diǎn)，結(jié)合我公司類(lèi)似工程施工經(jīng)驗(yàn)的基礎(chǔ)上編制的。 Based on full study on construction characteristics and objective situation and combined

17、with similar construction experience. 3）在本方案編制過(guò)程中，嚴(yán)格執(zhí)行國(guó)家現(xiàn)行建筑和安裝工程施工及驗(yàn)收規(guī)范、規(guī)程、標(biāo)準(zhǔn)、設(shè) 計(jì)規(guī)范。具體如下：In this compilation process, strictly implement current national construction and installation construction, acceptance norms, procedures, standards, and design specifications. As follows: 電氣裝置安裝工程電纜線路施工及驗(yàn)收規(guī)范 G

18、B50168-2006 Electrical installation cable construction and acceptance standards GB50168-2006 電氣裝置安裝工程接地裝置施工及驗(yàn)收規(guī)范 GB50169-2006 Electrical installation earthing construction and acceptance standard GB50169-2006 建筑電氣工程施工質(zhì)量驗(yàn)收規(guī)范 GB503032002 Building Electrical Construction Quality Acceptance GB50303-2002

19、 三 施工工藝流程：Construction Process: 前期準(zhǔn)備電纜溝測(cè)量、定位確定開(kāi)挖順序沿灰線切出槽邊輪廓線分層開(kāi)挖修整槽邊 清底 preparation cable trench measurements excavation ordercutting contour line along the calcareousness stratified excavation finishing cable trench edgeclear up 四. 前期準(zhǔn)備 Preparations 4.1 技術(shù)準(zhǔn)備 technical preparation 1） 針對(duì)本工程特點(diǎn)編審詳細(xì)的電纜溝

20、施工作業(yè)指導(dǎo)書(shū)，及時(shí)組織圖紙會(huì)審。Compile particular cable trench construction engineering guide book as per project characteristics and organize promptly drawings joint examination. 2) 根據(jù)上海市電力建設(shè)工程施工工藝實(shí)施細(xì)則結(jié)合本工程實(shí)際編寫(xiě)電纜溝施工工藝卡，并組織實(shí) 施。Compile construction technique cards according to the Shanghai Municipal Electric Power

21、 Construction Engineering Construction Technology Implementation Details and organize its implementation. 3) 施工人員全面了解電纜敷設(shè)來(lái)路、終點(diǎn)及敷設(shè)路徑。Construction workers have comprehensive understanding antecedents, destination, and laying path of laying cables. 4.2 材料準(zhǔn)備 Material preparation 根據(jù)材料計(jì)劃采購(gòu)所有的材料。所有材料規(guī)格型號(hào)及電

22、壓等級(jí)應(yīng)符合設(shè)計(jì)要求，并有產(chǎn)品合格 證。Purchase materials as per the plan. All materials specification models and the voltage level should meet the design requirements and have product certificates. 4.3 主要機(jī)具準(zhǔn)備 Main equipments preparation 尖、平頭鐵鍬、手錘、手推車(chē)、梯子、鐵鎬、撬棍、鋼尺、坡度尺、小線或 20鉛絲等。 Sharp, flat head shovel, hand hammers, w

23、heelbarrows, ladders, picks, crowbars, steel ruler, slope-foot, small lead wire or 20 #lead wire and so on. 4.4 作業(yè)環(huán)境準(zhǔn)備 operating environment preparations 1）土方開(kāi)挖前，應(yīng)根據(jù)施工方案的要求，將施工區(qū)域內(nèi)的地上、地下障礙物清除和處理完畢。 Prior to earth excavation, clear up obstructions on the ground or underground as per construction plan.

24、 2）建筑物或構(gòu)筑物的位置或場(chǎng)地的定位控制線（樁） 、標(biāo)準(zhǔn)水平樁及基槽的灰線尺寸，必須經(jīng)過(guò)檢 驗(yàn)合格，并辦完預(yù)檢手續(xù)。The location building or structure and the calcareousness of site positioning control lines (piles), standard level pile and the groove base size must be tested qualified, and finished pre-screening procedures. 3）場(chǎng)地要清理平整，做好排水坡度，在施工區(qū)域內(nèi)，要挖臨時(shí)性排

25、水溝。Clean up the site and make drainage slope. Excavate temporary drains in the construction area. 4）夜間施工時(shí)，應(yīng)合理安排工序，防止錯(cuò)挖或超挖。施工場(chǎng)地應(yīng)根據(jù)需要安裝照明設(shè)施，在危險(xiǎn) 地段應(yīng)設(shè)置明顯標(biāo)志。Arrange night construction procedures properly to prevent wrong dig or super-dug. Install the lighting facilities as needed and set signs in a dange

26、rous location. 5）開(kāi)挖低于地下水位的基坑（槽）時(shí)，應(yīng)根據(jù)工程地質(zhì)資料，采取措施降低地下水位，一般要降 至低于開(kāi)挖底面的 05m ，然后再開(kāi)挖。 Excavate base pit (groove) below the groundwater level should low groundwater level based on engineering geological data to be lower than 0.5m of the underside, and then excavate. 五. 電纜溝施工 Cable Trench Construction 5.1 電

27、纜溝測(cè)量、定位 cable trench measurement and positioning 1）根據(jù)出線電纜布局和電纜溝開(kāi)挖現(xiàn)場(chǎng)地形條件確定出電纜溝具體走向。 Determine the specific direction of cable trench of outgoing according to layout and excavation terrain conditions. 2) 電纜溝線路測(cè)量包括定線測(cè)量、水準(zhǔn)測(cè)量和直接丈量。The cable trench line measurements include alignment, leveling and direct

28、measurement. 定線測(cè)量要測(cè)定線路的中心線和轉(zhuǎn)角，并應(yīng)測(cè)量溝槽與相鄰的永久性建筑物的位置關(guān)系，必要 時(shí)應(yīng)在地面上設(shè)立標(biāo)志。Alignment measurement needs to determine the centerline and corners, and measure grooves and adjacent permanent building location relations. If necessary, set up ground signs. 在進(jìn)行溝槽水準(zhǔn)測(cè)量時(shí),應(yīng)沿線設(shè)臨時(shí)水準(zhǔn)點(diǎn),臨時(shí)水準(zhǔn)點(diǎn)標(biāo)高值由控制水準(zhǔn)點(diǎn)引測(cè)。 Conduct leveling sh

29、ould set temporary standard points, whose elevation is cited by the control measure. 5.2 電纜溝開(kāi)挖 Cable Trench Excavation 1) 開(kāi)挖路線確定后，需要由管理公司和業(yè)主確認(rèn)，盡量避免開(kāi)挖路線下有管線。如確有管線，則 盡量選擇管線較少區(qū)域開(kāi)挖。The management company and the owner need to confirm excavation line. Try to avoid pipeline route digging and choose less p

30、ipeline area on excavating. 2) 開(kāi)挖前要認(rèn)真調(diào)查了解地上地下障礙物，以便開(kāi)挖時(shí)采取妥善加固保護(hù)措施。根據(jù)建設(shè)方提供 的現(xiàn)況地下管線圖，進(jìn)行現(xiàn)場(chǎng)調(diào)查探摸，在每個(gè)開(kāi)挖路線上，每隔 30m 進(jìn)行人工開(kāi)挖試空井， 明確整個(gè)斷面有無(wú)其它管線，及其管線分布情況，采取有效措施加以保護(hù)。 Investigate obstructions above and below ground before excavation to take appropriate reinforcement measures. According to the underground pipeline

31、drawings provided by the owner, make site investigations. At intervals of 30m on each route excavate wells manually to check whether the entire cross-section has other pipelines and its distribution to take effective protection measures. 3） 根據(jù)基礎(chǔ)和土質(zhì)、現(xiàn)場(chǎng)出土等條件要合理確定開(kāi)挖順序。Determine excavation order rationa

32、lly according to the foundation, on-site soil quality and other conditions etc. 4） 開(kāi)挖時(shí)，應(yīng)先沿灰線直邊切出槽邊的輪廓線，然后再分段分層平均下挖。Cut out the contour line along the calcareousness, and then excavate with sub-layer and subsection. 一般粘性土可自上而下分層開(kāi)挖，每層深度以 60cm 為宜，從開(kāi)挖端部逆向倒退按踏步型挖掘。 Generally clay can be excavated from to

33、p to bottom by layer with the appropriate depth 60cm. backward excavate from the end by stepping type. 碎石類(lèi)土先用鎬翻松，正向挖掘，每層深度，視翻土厚度而定，每層應(yīng)清底和出土，然后逐步 挖掘。Gravel type soil first use pick to loose, then forward excavate with each layer depth depended on the thickness of digging soil. Clear the bottom and di

34、g out the earth by layer and then excavate gradually. 5) 在開(kāi)挖槽邊棄土?xí)r，應(yīng)保證邊坡和直立幫的穩(wěn)定。當(dāng)土質(zhì)良好時(shí)，拋于槽邊的土方（或材料） ， 應(yīng)距槽（溝）邊緣 08m 以外，高度不宜超過(guò) 1m。開(kāi)挖基坑（槽）的土方，在場(chǎng)地有條件堆 放時(shí)，留足回填需用的好土，多余的土方運(yùn)出，避免二次搬運(yùn)。Excavate side earth should ensure the stability of the slope and upright. When the soil is fine, throw earth on the groove sid

35、e (or material) 0.8m away from the pit (groove) edge with height more than 1m. Stack backfill soil if it has conditions and move the excess earth out to avoid secondary handling. 6） 土方開(kāi)挖部分采用人工開(kāi)挖為主，部分區(qū)域在保證人員，設(shè)備安全，不損壞現(xiàn)有管線的基礎(chǔ)上 采用機(jī)械開(kāi)挖，槽底預(yù)留 20cm 由人工清底。開(kāi)挖過(guò)程中嚴(yán)禁超挖，以防擾動(dòng)地基。對(duì)于有地 下障礙物（管、纜）的地段由人工開(kāi)挖，嚴(yán)禁破壞。具體如下： Ma

36、inly take manual excavation and ensure personnel and equipment safety on some parts. Take mechanical excavation on the basis of not damaging the existing pipeline and set aside 20cm at the bottom for clearing by hand. Ultra- excavation is strictly prohibited to prevent ground disturbance. For underg

37、round obstacles (pipes, cables) parts excavate manually. As follows: 機(jī)械與人工相結(jié)合開(kāi)挖路線（A472 至 C581 南線與北線）Mechanical and manual excavation line (A472 to C581 South Line and North Line) 機(jī)械開(kāi)挖整個(gè)過(guò)程都有人員跟隨進(jìn)行指揮，在確認(rèn)的機(jī)械開(kāi)挖路線上進(jìn)行開(kāi)挖工作，機(jī)械開(kāi)挖 深度不得很深，首次開(kāi)挖控制在 300mm 左右，再 100mm 每次挖下去，避免破壞地下管線，如 有管線，立即進(jìn)行人工開(kāi)挖。Mechanical excava

38、tion should be under command and follow the confirmed line. Do not mechanically excavate too deep but first by 300mm and then 100mm each to avoid destructing pipelines. If there are pipelines, immediately take manual excavation. C581 南線開(kāi)挖到臨時(shí)道路，通過(guò)其它承包商倉(cāng)庫(kù)的時(shí)候先不開(kāi)挖斷，等電纜溝開(kāi)挖到最后的 時(shí)候再回頭開(kāi)挖這部分，開(kāi)挖后并在這些地段鋪上木方。Wh

39、en C581 South Line temporary road through the warehouse of other contractor, dig down and cover with wooden poles until all cable trench is excavated to the final parts. 人工開(kāi)挖路線（A472 至 B301S 支線）Manual excavation line (A472 to B301S Branch) 在人工開(kāi)挖路線上，安排人員進(jìn)行開(kāi)挖，不得機(jī)械開(kāi)挖。開(kāi)挖過(guò)程中需要小心謹(jǐn)慎，注意地下 管線。Arrange personne

40、l on manual excavation line rather than taking mechanical excavation. Pay attention to underground pipelines. 7）土方開(kāi)挖一般不宜在雨季進(jìn)行，否則工作面不宜過(guò)大，應(yīng)分段逐片的分期完成。The earth excavation in general should not be carried out during the rainy season, or working face should not be too great and should be completed in sec

41、tion. 雨期開(kāi)挖基坑（槽）時(shí)，應(yīng)注意邊坡穩(wěn)定，必要時(shí)可適當(dāng)放緩邊坡或設(shè)置支撐。同時(shí)應(yīng)在坑 （槽）外側(cè)圍以土堤或開(kāi)挖水溝，防止地面水流入。施工時(shí)應(yīng)加強(qiáng)對(duì)邊坡、支撐、土堤等的檢 查。On pluvial days excavate pit (groove), pay attention to slope stability. If necessary, low slope or set up support. Meanwhile enclose embankment around the pit (groove) or did a ditch to prevent surface water

42、inflow. Strengthen on checking the slope, support, embankment etc. 8）土方開(kāi)挖不宜在冬期施工。如必須在冬期施工時(shí)，其施工方法應(yīng)按冬施方案進(jìn)行。Earth excavation should not be done in the winter period. If necessary, take winter program. 采用防止凍結(jié)法開(kāi)挖土方時(shí)，可在凍結(jié)前用保溫材料覆蓋或?qū)⒈韺油练宜?，其翻耕深度?yīng) 根據(jù)當(dāng)?shù)貧夂驐l件確定，一般不小于 03m 。On prevent-freezing earthwork excavati

43、on method, cover insulation material before freezing or loosen topsoil with tillage depth determined by local climatic conditions, generally not less than 0.3m. 開(kāi)挖電纜溝時(shí)，必須防止溝底基土遭受凍結(jié)，如溝槽開(kāi)挖完畢至埋設(shè)電纜之間，有較長(zhǎng)的停歇 時(shí)間，應(yīng)在基底標(biāo)高以上預(yù)留適當(dāng)厚度的松土，或用其他保溫材料覆蓋 Prevent the groove base soil be frozen, such as the interval betw

44、een trench excavation and cable laying reserve loose soil with appropriate thickness above basement elevation or cover with other thermal insulation material. 9） 開(kāi)槽后及時(shí)約請(qǐng)各有關(guān)人員驗(yàn)槽，驗(yàn)槽合格后方可進(jìn)行下道工序。 Invite related personnel to check the excavated trench and carry out the next working procedure after passin

45、g the examination. 六. 質(zhì)量控制 Quality Control 6.1 電纜溝外形尺寸允許偏差表 Allowable deviated external dimensions of cable trench table 允許偏差項(xiàng)目 allowable deviation item 電纜溝外形尺寸允許偏差 allowable deviated external dimensions of cable trench table 序號(hào) s/no 項(xiàng)目 items 允許偏差（mm） allowable deviation 檢驗(yàn)方法 test method 1 標(biāo)高 elevation 0mm ，50mm 用水準(zhǔn)儀檢查 water level check 2 長(zhǎng)度、寬度 0 mm 由設(shè)計(jì)中心向兩邊量、拉線和尺量檢查 design length, width