REPAIR MAINT TO INTERNAL ROAD OF OFFICE COMPLEX AREA AND CONNECTED WORK AT POCKET NO 9 (SAHARANPUR) IN AGE B R-III UNDER GE ROORKEE

Repair to potholes any depth n.exc 1 sqm each including sweeping free from dust and mud, or water,scoring sunken surfaces in roads, paths, etc. cutting arounds edges to at least 25mm in depth and making good by applying tack coat at 5@ kg per 10 sq m. putting in premixed bituminous macadam, well rammed and sealed with binder 9.8 kg per 10 sq m, blinded with 0.09 cum of stone chippings, 6.3 mm size and again will rammed (including supply or premixed macadam, binder and chippings), depth of potholes exc 30mm rolled and compacted complete all as specified and directed.

Preparing black top surface of brushing with wire brushes for removing caked mud etc. sweeping with brooms and finally fanning to clear the surfaces with gunny bags to remove all loose dirt etc and applying evenly a priming /tack coat with bituminous primer of paving bitumen (VG-10) grade @ 5 Kg per 10 Sqm complete all as specified and directed.

M&L for premix bituminous macadam mixed with paving bitumen 4% (by weight of total mix) binder content (VG-30) viscosity grade ant penitration laid / rolled and compacted to required gradient and chamber (consolidated thickness n.exc 75 mm) with 8 to 10 tonne power roller complete all as as spfd and directed. Note :- (a) 05 Nos of core cutter test to be carried out by contractor on his own cost before laying of SDAC on BM surface at location directed by Engineer-in-Charge and test report to be submitted before processing RAR/Payment. (CTL/IIT Roorkee / any Govt Institute as approved by GE. (b) The unit rates are worked out on the basis of binder content of 4% by total mix. Any addition / deduction in the actual binder content used, the rate shall be adjusted as per given in SSR-II.

M&L for preparing of existing black top surface by brushing with wire brushes for removing caked mud etc. sweeping with brooms and finally fanning the cleaned the surfaces with gunny bags to remove all loose dirt etc. applying evenly a tack coat with paving bituminous @ 5 Kg per 10 Sqm VG-30 complete all as specified and directed.

M&L for bituminous premixed semi dense asphaltic 30mm thick (consolidated thickness) stone chippings mixed with 5.5% of binder contents paving bitumen (VG-30 viscosity grade mixed in hot mix plant, transported to site on tippers and laid with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction, complete all as specified and directed. Note :- (a) 05 Nos of core cutter test to be carried out by contractor on his own cost after 07 days from date of laying of SDAC at location directed by Engineer-in-Charge and test report to be submitted before processing RAR/Payment. (CTL/IIT Roorkee / any Govt Institute as approved by GE. (b) The unit rates are worked out on the basis of binder content of 5.5% by total mix. Any addition / deduction in the actual binder content used, the rate shall be adjusted as per given in SSR-II.

M&L for thermoplastic reflective paint as in road marking 2 mm thick single coat as in centre line or edge line road marking of 100/150 mm width using HOT MARK thermoplastic paint ( Hot application) white by indigeneous modern propelled raod marking machine as directed including all ingredients such as binder glass beads Titanium-diaoxide calcium carbonate lintar fillers thermoplastic requirement for glass beads shall be as per the table No. 800-4 specification including spraying of glass beads instrucions complete all as specified and as directed.

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