Name of the application form: Block B, Phase I, Xintiandi, Pingyin, Jinan. : 00 1
To: Shandong Beite Construction Project Management Consulting Co., Ltd., our unit has completed the concealed project of D-type water supply pipeline in the eight-story east unit, and now we submit the application form for inspection of this project, please review and accept it. Attachment: 1, hidden acceptance record of water supply pipeline 2, water (gas) pressure test record of water supply pipeline 3, quality acceptance record of inspection lot of indoor water supply pipeline and fittings installation project 4, process handover contractor (seal) Date review opinion of project manager of Jiangsu Nantong Sanjian Group Co., Ltd.: The date of the chief/professional supervision engineer of the project supervision institution is uniformly supervised by Shandong Construction Supervision Association.
supply water
Acceptance record of pipeline concealed works
Lu 0 12 Project Name Jinan Pingyin Xintiandi Phase I Block B Construction Unit Jiangsu Nantong Sanjian Group Co., Ltd. Sub-project Name Water Supply Pipeline and Fittings Installation Supervision (Construction) Unit Shandong Beite Construction Project Management Consulting Co., Ltd. Environmental Temperature 2 1℃ Acceptance Date Month Day FigureNo. and Pipeline No. Shi Shui-No.37 and No.43 pipelines: J2 pipe diameter De25De20 quantity 136m material PP-R/PB pipe joint mode hot melt working fluid tap water anticorrosion/insulation/concealment mode Eight-story East Unit: D-type wall and concealment schematic diagram and explanation: DE25 and de20PP-R pipes are used for indoor cold water supply pipeline and de25 Pb pipe is used for hot water supply pipeline in this project, which is directly buried in indoor ground. Pipe spacing 10cm, 8cm away from the wall, pipe clamp spacing 1 m, add pipe clamps at elbows and tees, and the concrete protective layer of the pipe shall not be less than 4cm. The nozzle is firmly hot-melted, without necking, and the pressure is qualified. (See attached figure) After three-party inspection, the acceptance conclusion meets the design requirements. The hydrostatic test conforms to the Code for Acceptance of Construction Quality of Building Water Supply, Drainage and Heating Engineering (GB50242-2002), and the quality is qualified. Agree to conceal, before the next working procedure construction. Professional foreman of the supervision (construction) unit of the construction unit: professional quality inspector: person in charge of project expertise (quality): (official seal) Supervision engineer: (person in charge of project expertise of the construction unit): (official seal) Producer of Shandong Construction Engineering Quality Supervision Station.
Water (gas) pressure test record of water supply pipeline
Lu 0 13 Project Name Jinan Pingyin Xintiandi Phase I Block B Construction Unit Jiangsu Nantong Sanjian Group Co., Ltd. Sub-project Name Indoor Water Supply Pipeline and Fittings Installation Supervision (Construction) Unit Shandong Beite Construction Project Management Consulting Co., Ltd. Ambient Temperature 2 1℃ Test Date Year Month Day Test Scope Specification Model Test Medium Working Pressure (MPa) Test Category Test Pressure (MPa) Test conclusion of starting and ending time pressure drop (MP A) The tap water intensity of indoor cold water supply pipe De20De25 of PP-R in Building D of East Unit on the eighth floor is 0.8 MPa1.2 MPa13:15 rpm14:150.065+050. Leakage-free indoor hot water supply pipeline PB hot water pipe De25 in East Unit D of eight floors: tap water strength of 0.8MPa1.2 MPa13:15 rpm 14: 150.05438+0: no deformation and no leakage sealing of 0.92 MPa 65438. 438+050.0 1 No-leakage construction unit supervision (construction) unit tester: professional quality inspector: professional technical director of the project: (official seal) supervision engineer: (professional technical director of the construction unit): (official seal) producer of Shandong Construction Engineering Quality Supervision Station.