兴隆场砟底式纵向排水槽泄水孔变更(国外英文资料).doc

兴隆场砟底式纵向排水槽泄水孔变更(国外英文资料) Change design proposal LYDJSG 1 of lan-chongqing railway (2012) Suggested name Slag bottom type vertical drains add 10 CMPVC Φ tube drainage hole Change the drawing no. To: chengdu railway bureau, chongqing construction command, iron 2 courtyard lan-chongqing line guangyuan to chongqing railway project department, gansu iron a chongqing junction supervisor station: Reason of change Xinglong field marshalling yards based on the original design part of the longitudinal drain slag bottom type, horizontal drain tank (figure number: two stand (01), 8011-6, 7), in the bed of the underlying position not drain design, subgrade bed water cant discharge. Should be on the top of the subgrade vertical drains on both sides, each 0.5 meters installed a Φ 10 cm of PVC pipe, as the drainage hole. Second, the scope of change Marshalling yards all not vertical drains design drainage hole, add every 0.5 meters on both sides of the ditch set a Φ 10 cm of PVC pipe, as the drainage hole. Project cost estimation The change will cost 300,000 yuan. Attachment: 1, the layout of the bottom of the marshalling station 2, site construction photos (chapter) : Unit leader: Suggest people unit China railway 23 bureau group limited company lan-chongqing railway command Contact phone number Fill in one The date of Contact phone number Supervisors opinion: Professional supervising engineer: director: date: Note: the proposed change design proposal by the local government or unit shall be filled in by the subordinate construction unit. Change the design of the present site to the summary LYDJSG 1 of lan-chongqing railway (2012) Day period To point The host Single bit Post service The participants will sign the meeting Sign unit The name position Contact phone number The construction unit Chengdu railway administration Consulting unit Supervision unit The project supervision station of chongqing railway project is introduced by the new lan-chongqing railway Design units China i