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Technical disclosure of tunnel waterproof construction Waterproof grade, waterproof measures, waterproof construction process flow chart -
Technical disclosure of waterproof construction of cable tunnel When the power supply is cut off, the operating handle shall be locked or tagged. Insulating gloves shall be worn during the electrical test, electroscope shall be used according to the voltage level, and the electrical test shall be carried out for each phase or each phase on both sides of the equipment. After verifying that there is no power in the equipment or circuit, the maintenance equipment or circuit shall be short circuited and grounded. The installation of grounding wire should be carried out by two people. The grounding terminal should be connected first and then the conductor terminal. The removal sequence is reverse -
Technical disclosure of tunnel waterproof board non-woven fabric construction 2.2 Construction method The waterproof board shall be constructed 10~20m ahead of the secondary lining, welded with an automatic crawling hot welder, and paved with a special trolley as the operating platform. Laying waterproof board requires forming a flow line of "initial support surface repair → non-woven cloth laying and hanging → waterproof board laying and hanging → waterproof board quality inspection → secondary lining construction". 2.2.1 Construction preparation (1) -
Technical disclosure of tunnel waterproof board geotextile construction This disclosure is applicable to the construction of waterproof board and geotextile of XX tunnel. -
Technical disclosure of roof waterproofing The installation elevation of the upper mouth of the water outlet cup shall consider the locally increased gradient (5%) at the water outlet and the thickness of the leveling layer, waterproof layer, additional layer and protective layer. The elevation must be accurate. After the leveling layer is plastered at the junction of the water outlet cup and the base course, a 20mm × 20mm groove shall be reserved and sealed. -
Technical disclosure of foundation waterproofing of a project Poor lap of coiled material: the lap form of the joint and the lap width of the long and short sides are too small, the bonding at the joint is not dense, and the joint is damaged and empty; The standard line shall be snapped according to the procedure during the construction operation to make it conform to the specification of the coiled material. During the operation, the line shall be paved in line to make the long side of the coiled material not less than 100mm and the short side not less than 150mm. -
Technical disclosure record of roof waterproofing The quality requirements of the divisional and subdivisional works of the project must be excellent. The personnel entering the construction site must follow the unified command of the management personnel at the construction site. Before pasting the large area exterior wall tiles, the template must be made. After the design, supervision, construction and construction management personnel jointly check and approve, the large area pasting can be carried out. -
Technical disclosure record of polyurethane waterproofing Before painting the waterproof layer, clean up the sundries and mortar blocks on the surface of the base course, and wipe them with a clean wet cloth. After inspection, the base course is free of unevenness, air cracks, sanding and other defects, the next process can be started. -
Technical disclosure of tunnel secondary lining (Level II) Construction method, secondary lining construction, safety and environmental protection requirements -
Technical disclosure of tunnel construction safety Technical requirements for construction safety and other safety requirements -
Technical disclosure of tunnel integrated grounding Technical requirements for tunnel integrated grounding, tunnel integrated grounding settings, process requirements -
Technical disclosure of secondary tunnel entry Construction steps: excavation of intercepting ditch at the top of tunnel and side and front slopes at the portal -
Anti corrosion and waterproof safety technical disclosure General safety technical disclosure of anti-corrosion and waterproof construction, safety technical disclosure of steel pipe asphalt fiber cloth anti-corrosion construction -
Technical disclosure of wet paving waterproof coiled material 1. Clean the dust and sundries on the surface of the base course for laying the waterproof layer, and remove the residual mortar hard blocks and protruding parts on the surface 2. The waterproof layer shall not be paved in rainy and windy days. 3. The coiled material and base treatment agent used for the waterproof layer shall be stored separately, away from the fire source, ventilated and adequately lit during operation. -
Basement BAC waterproof technical disclosure Civil air defense works, basement BAC waterproof construction. Technical disclosure -
Technical disclosure of tunnel side and front slope excavation Compiled according to the latest technical specification in 2008, this paper describes in detail the key points of technology and specification requirements of side and front slope excavation in construction. -
Technical disclosure of waterproof construction of bottom plate Construction preparation, main machines and tools, materials and requirements, technical requirements, processes and operating procedures... wait -
Basement waterproof safety technical disclosure 1. The work at heights shall be deemed as work at heights if there is no stable standing place above 2m from the ground. 2. Personnel suffering from hypertension, heart disease, mental illness and other conditions that are not suitable for working at heights are prohibited from working at heights. It is forbidden to work after drinking. -
Technical disclosure of underground waterproof construction This project is the first phase of the residential building of the Bishui Yuntian Kangleyuan Residential Community in Karamay City. It is located in the south of the plot at the intersection of Nanxin Road and West Ring Road in Karamay City. The construction unit is Karamay Taisheng Real Estate Development Co., Ltd. -
Technical disclosure of waterproof concrete construction Complete the acceptance of concealed inspection and pre inspection of reinforcement and formwork, and check whether the through wall bolts, equipment pipes or sleeves, construction joints and embedded parts in the waterproof concrete structure have been well waterproof during the concealed inspection and pre inspection. -
Safety technical disclosure of a coating waterproof operation This document is the technical disclosure of coating waterproof operation safety. The document includes: the operators must be healthy, pass the professional training and examination, and can operate independently after obtaining the operation certificate or special type of work certificate issued by the relevant department. Students must operate under the guidance of the master. There should be a firm foothold at the place where suspended operations are carried out, and protective nets -
Safety technical disclosure record of waterproof coiled material Contents of safety technical disclosure: 1. Safety helmets must be properly worn when entering the construction site, slippers, high-heeled shoes or hard soled shoes are not allowed to enter the construction site, and smoking is strictly prohibited on the site. 2. Safety protection articles must be properly worn during site construction, and safety belts must be properly fastened when working at heights. 3. Laughing, fighting and drunken operation are not allowed during site construction. -
Technical disclosure of waterproof construction project Material preparation and technical quality requirements ①. All waterproof materials in the basement must be waterproof materials approved by the human defense quality supervision department and issued with a permit. ② Waterproof materials used for underground waterproof and toilet waterproof works must have product qualification certificates and performance inspection reports that have passed national quality inspection, and the variety, specification and performance of materials shall comply with the current national standards -
Technical disclosure of waterproof concrete construction On the underground outdoor wall, the water supply and drainage pipeline passes through the wall opening, the formwork has many through wall screws, and the heating passes through the wall opening, etc. Water stop belts and water stop rings shall be placed at different elevations and positions. The holes, internal and external corners and other parts must be provided with additional layers or special treatment. These parts are difficult to construct and not easy to operate, which are difficult to construct. Special attention should be paid to strengthen technology -
Safety technical disclosure of coating waterproof roof Safety technical disclosure of coating waterproof roofing. doc, which is detailed and rich, can be downloaded by netizens. -
Technical disclosure of PVC waterproof roll roofing The variety, quality and technical performance of PVC waterproof roll must meet the requirements of design and construction technical specifications. -
Technical disclosure of tunnel lining construction supervision Before the construction of low side wall, first check whether there is advance excavation on the side wall. If there is, the construction of low side wall can be carried out only after the treatment is completed. -
Safety technical disclosure of coating waterproof roof This document is the technical disclosure of the safety of the coating waterproof roof, The materials are valuable and detailed for reference. -
Safety technical disclosure of coating waterproof operation This information is the technical disclosure of coating waterproof operation safety. The information is valuable and detailed for reference. -
Disclosure of safety technical criteria for waterproof construction Disclosure of safety technical criteria for waterproof construction -
Complete three-level safety technical disclosure of tunnel Conscientiously implement the guiding ideology of "full staff flood control" proposed in the Detailed Rules for the Implementation of Flood Control Regulations of the People's Republic of China by Railway and the spirit of various flood control notices issued by the Ministry of Railways and Chengdu Railway Bureau to ensure the safety of flood control during construction. -
Safety technical disclosure of a coating waterproof roof 1. Safety and fire prevention measures shall be taken at the site where materials are prepared, and safety operation requirements shall be observed. 2. The stabilizer of the mastic, some of which are toxic powdered water, should be prevented from being inhaled into the nose. 3. Wear gloves, masks, work clothes, etc. during preparation and construction operations. 4. When mixing materials, the feeding port and discharging port should be closed tightly, and the transmission parts should be equipped with protective shields. -
Technical disclosure design of inclined roof waterproofing Construction preparation, construction method, finished product protection and precautions for waterproof membrane paving, common problem handling measures, quality standards and quality assurance measures, and protection measures for safe and civilized construction -
Technical disclosure of roof waterproof construction 1. The waterproof materials for flat roof and inclined roof of the project are (Cadbury) 3+3mm SBS modified asphalt coiled materials. 2. When entering the site, waterproof materials must be provided with factory certificate, product instructions, and manufacturer's packaging anti-counterfeit marks. Retesting of various materials shall be carried out in advance. 3. The specification and technical performance of coiled materials and supporting materials must comply with the design and relevant specifications -
Technical disclosure of tunnel blasting construction Blasting design procedure, selection of blasting materials, blasthole layout, blasting parameters -
Technical disclosure of tunnel construction in winter Definition of winter construction, overall technical scheme of winter construction, winter construction standards -
Three level technical disclosure of tunnel secondary lining construction Tunnel lining concrete construction, inverted arch and filling concrete construction, arch wall lining concrete construction -
Technical disclosure design of tunnel waterproof and drainage Technical requirements and construction process flow, construction joints and deformation joints of secondary lining -
Technical disclosure of tunnel rail crossing pipe construction Statistical Table of Tunnel Rail Crossing Pipe Setting and Tunnel Mileage Location
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one Technical disclosure of roof waterproofing -
two Technical disclosure of foundation waterproof -
three External wall waterproof technical disclosure -
four Technical disclosure of polypropylene fiber waterproofing -
five Technical disclosure of roof waterproofing -
six Technical disclosure of tunnel concrete -
seven Sbs waterproof technical disclosure -
eight Technical disclosure of polyurethane waterproofing