Relaying of Damaged Sections of Concrete Roads from SCT Bhavan to DCS Control Room Area, FACT UC, Udyogamandal

Relaying of Damaged Sections of Concrete Roads from SCT Bhavan to DCS Control Room Area ,FACT-UC Udyogamandal.

Dismantling and removing the existing CC/RCC works and conveying and depositing the debris at places pointed out within a distance of 150m as directed by Engineer-in charge.

Cleaning the loose particles,dust, oily/greasy materials,bitumen dippings,sealants etc. on the road surface with broom / wire brush & water washing, air compressor etc. with all charges as per departmental instructions.

Steel reinforcement for R.C.C. work including straightening, cutting,bending, placing in position and binding all complete at levels with Thermo-Mechanically Treated bars of grade Fe-500D or more.

Centering and shuttering including strutting, propping etc. and removal of form for all heights for Foundations, footings, bases of columns, etc. for mass concrete

Providing and laying in position automatic batching plant mixed (RMC) M-30 grade cement concrete for reinforced cement concrete pavements, using cement content as per approved design mix, including pumping of concrete to site of laying, spreading and compacting mechanically by using needle and surface or screed vibrators, levelling to required slope/camber, finishing with required texture including making provision for construction/expansion, contraction & longitudinal joints ( 3-4 mm wide x 50 mm deep and widened at top for sealent reservoir of size10-12 mmwide and 20 mm deep) by groove cutting machine, providing and filling joints with approved backer / back up rods, joint sealants etc. as per IRC 15:2011 and as per relevant clauses of section 602 of MORTH specifications complete but excluding the cost of sealants, centering, shuttering and reinforcement to be separately, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge."(Note :- Cement content considered in this item is @ 340 kg/cum.)"

Add for using extra cement in the items of design mix over and above the specified cement content therein.

Providing and laying in position Bitumen sealing compound with grade A bitumen conforming to IS 1834 into sawed groove widened at top for sealant reservoir of specified size including fixing Polyethylene foam backer rod of required diameter (approx. 25 % larger than the initial 3 to 4 mm joint) overlaid with bond breaking tape. Item includes cleaning the joints with water jet / air compressor and allowing the joint to become thoroughly dry before sealant is applied & application of sealant as per manufacturer's instructions.

Painting road surface with adequate number of coats to give uniform finish with road marking paint of superior make as approved by the Engineer incharge, i/c cleaning the surface of all dirt, scales, oil, grease and other foreign materials etc. and lining out complete as per IRC35 specifications: New work (Two or more coats).

Providing and fixing Glow studs of size 100x20 mm made of heavy duty body shall be moulded ASA (Acrylic styrene Acryloretrite ) or HIP (High impact polystyrene) or ABS having electronically welded microprismatic lens with abrasion resistant coating as approved by Engineer in charge. The glow stud shall support a load of 13635 kg tested in accordance with ASTM D4280. The slope of retroreflective surface shall be 35 (+/-5) degrees to base . The reflective panels on both sides with at least 12 cm of reflective area up each side. The luminance intensity should be as per the specification and shall be tested as described in ASTM I: 809 as recommended in BS: 873 part 4 : 1973. The studs shall be fixed to the Road surface using the adhesive conforming to IS, as per procedure recommended by the manufacturer complete and as per direction of Engineer-in-charge.

T K SALIM (BID ID -3284548)

MUHAMMED HANEEFA PY (BID ID -3290750)