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Dy.Ex.Engr.1 2 3 4 513 Providing,laying and rolling of open graded premixsurfacing of 20 milimetre thickness composed of13.2 milimetre to 5.60 milimetre aggregates usingIndian standard viscous grade VG-30 bulk bitumento required line,grade and level to serve aswearing course on a previously prepared base,including mixing in a suitable plant ,laying with ahydrostatic paver finisher with sensor control to therequired grade and rolling with a smooth wheeledvibratory roller 8-10 tonne capacity finished torequired level and grades on Back Topped surfacesincluding laying seal coat sealing the voids in abituminous surface laid to the specified level andcross fall using Type A seal coat at the rate of 98kilogramme per 100 square meter with Indianstandard viscous grade using VG-30 bulk bitumenbut excluding a coat of prime/ tack coat.ClauseNo.501511Section -900andChapter 10 Table10.7 of MORTHManual forConstruction &Supervision ofBituminous Works139 to 154192 to 199337-361Clause No. 513 201-204A) Work shall be carried out in days Time and indry climate and should be closed before 6.00 P.M.B) The representative of Contractor shall maintaina register giving details of Chalan of bitumenreceived and should get it signed from therepresentaitve in charge of department in token ofits acceptance.C) For controlling traffic during construction andmaintain diversion no extra payment shall bemade.D) Seal coat at 98 kilogramme per 100 SquareMetre.E) The binder content of hot mix material shall bedetermined by ignition method only as specifiedin AASHTO T308. The testing by ignition methodshall be done in furnace which shall be equipedwith internal balance. The furnace shall have Webbased SCADA facility.The data so acquired shallbe uploaded to PWD Website in real time withtime lag not more than 30 Seconds.Contractor No.of Corrections Executive Engineer 168