CA NO CWE/CHM(U)-38/2021-22 REPAIR AND MAINTENANCE OF APPROACH ROADS, HARD STANDING/ SECURITY FENCING, GATES, STAIRS AND OTHER MISC REPAIR OF WATER SUPPLY INSTALLATIONS UNDER GE (U) CHANDIMANDIR

Amount

M& L for preparing of old black top surfaces by brushing with wire brushes , sweeping with brooms and finally fanning the clean surface with gunny bag to remove loose dirt etc complete all as specified and as directed.

M&L for applying evenly a priming/tack coat with bituminous primer (VG-10) at 5 kg per 10 Sqm on prepared surface with mechanical sprayer complete all as specified and as directed.

M&L Bituminous premix asphaltic semi dense concrete 30 mm consolidated thickness with 5.5% binder (VG-30) contents by weight of total mix, mixed in hot mix plant and laid with mechanical paver, rolled and compacted with power rollers to required camber and gradient complete all as specified and directed. Note : - (i) Bituminous premix asphaltic concrete shall be laid using self propelled hydrastatic paver. (ii) Preparation of mix shall be using hot mix plant and transporting in tipper . (iii) Rolling shall be done in three stages as per clause 5.6.2 of IRC 111:2009 using 9 to 10 tonnes dead weight or vibratory steel wheel roller, pneumatic rollar of 12 to 15 tonnes and finally 6 to 8 tonnes smooth wheel rollars.

M&L for Premix bituminous, macadam using 4% binder content using paving bitumen (VG-30) by wt of total mix using hot mix plant and laid with mechanical paver, rolled and compacted to required gradient and camber using vibromax power roller of capacity 8 to 12 Tonne complete all as specified and directed (consolidated thickness not exceeding 75 mm) complete all as specified and directed. Note :- (i) Bituminous macadam shall be laid using self propelled hydrastatic paver finisher. (ii) Preparation of mix shall be using hot mix plant and transporting in tipper.

Scarifying or picking bitumenous macadam surface in area not exceeding 400 sqm, depth 50 to 75mm complete all as specified and directed.

Repair to potholes any depth, not exc 1 Sqm each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths, etc. cutting around edges to at least 25 mm in depth, making good by applying tack coat @ 5 kg per 10 sqm paving bitumen (VG-10) putting in premixed bituminous macadam, well rammed and sealed with binder paving bitumen (VG-30) 9.8 kg per 10sqm, blinded with 0.09 cum of stone chippings, 6.3 mm size and again well rammed (including supply of premixed macadam, binder and chippings), depth of potholes exc 30 mm complete all as specified and directed.

S&F sparkle solar stud conforming to ISO 9001 and BS14001 standard directional red in colour in three LED on each side of size not less than 120mm x 120mm x 50mm of pressure dia casted aluminum aloy and poly carbonate metal which shall be absolutely weather resistance and strong enough to suppor a load of 13.635 kg tested in accordance with ASTMD4280 fixed steel zinc plated nails of adequate size or with adhesive (Epoxy) with two years warrenty for free replacement as in repair complete all as specified and directed. Make : Green lite/3M/SHAKTI.

M & L 2mm thick, white/yellow hot thermoplastic road marking paint, confirming to BS standards 3262 with 20% of glass beads (intermixed) spread and laid by automatic mechnical engine driven machine, painting as in strips (continuous or breaking) complete all as specified and directed.

S & F Road studs (Cat eye) 100x100x18.5mm fitted with ABS body with reflective panels DA-978 having load bearing capacity 25 tones complete all as specified and directed. Make:-Green Lite/3M/SHAKTI.

S&F dual direction delineator made out of 18 guage MS rectangular pipe of size 25 x 68 mm and of length 700 mm pipe powder coated . Head made out of impact resistant plastic rectangular moulded with flat face provided with high intensity prismatic reflector of colour (white/yellow/red) of size 100 x 125 mm with additional two reflective strips of 25 mm wide all as specified and directed. Make:-Cat Part GPL-UBPH-11-56 Green Lite/ 3M/SHAKTI.

Demolition of cement Concrete in ground floors and pavings n exc 15 cm thickness (below or above ground level) complete all as specified and as directed.

M&L for 100 mm thick PCC 1:4:8 type D-2 (40 mm graded crushed stone aggs) as in sub base finish even and rough to receive the top layer complete all as specified and as directed.

M&L factory made precast concrete interlocking paver block with grey cement and pigment any shape and size casted in rubber moulds and compacted on vibratory table confirming to IS 15658-2006 of 80mm thickness, M-40 Grade complete all as specified and directed.

M&L factory made precast concrete interlocking paver block with grey cement and no pigment any shape and size casted in rubber moulds and compacted on vibratory table confirming to IS 15658-2006 of 80mm thickness, M-40 Grade complete all as specified and directed.

M&L factory made precast concrete interlocking paver block with Grey cement and pigment any shape and size cased in rubber moulds and compacted on vibratory table conforming to IS 15658-2006 of 60mm thickness M-35 Grade complete all as specified and directed.

M&L factory made precast concrete interlocking paver block with Grey cement and no pigment any shape and size cased in rubber moulds and compacted on vibratory table conforming to IS 15658-2006 of 60mm thickness M-35 Grade complete all as specified and directed.

M&L Providing cement concrete 1:2:4 type B-1 using 20 mm graded stone aggregate as in kerbs or mud stops,rounded or chamfered on edges including form work complete all as specified and as directed.

M& L for sand filling under floors / paver block or in foundations including watering and consolidation complete all as specified.

M&L Preparing new concrete surfaces exc 10 cm in width or girth and appplying two coats of synthetic enamel paint over a coat of primer complete all as specified and as directed.

Preparing old decorated concrete surfaces and applying one coat of exterior emulsion paint complete all as specified and as directed.

Dismantling posts or struts (wood, steel or RCC) posts embedded in concrete, brick work, masonry, etc complete all as specified and directed.

Supply only MS steel bars 10mm dia and over as in line wire to chain link fencing complete all as specified and directed.

M & L for galvanised 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining and fixing in repair to any type of standrd rails straining bolts, incuding, securing or tying at crossing with and provisioning of galvanised mild steel wire, staples or steel pins, etc (each line to be measured) complete all as specified and directed.

Supply only chain link fencing of 3mm dia galvanised steel, wire of make as approved by GE. complete all as specified and directed. Note. Weight of chain link fencing shall be ascertained by BOO conveyed by the GE.

Fixing only chain link fencing including line wire any mesh, size and type of standards, rails, straining bolts, etc including binding wire etc complete all as specified and directed. Note. Chain link fencing and line wire shall be measured and paid as supply only.

Excavation in post holes (or similar holes) each n.exc 0.5 cum and getting out in hard/dense removing surplus soil to a distabce n.exc 50 mtr and making good surface complete all as specified and directed.

M&L for cement concrete type C-2 (1:3:6) 40mm graded stone aggregate in foundation filling and mass concrete complete all as specified and directed.

S&F posts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc ; flat iron fillets (for securing wire mesh etc) including all necessary drilling, bolting or reveting etc and similar work conforming to Fe-290 Gde E-165 complete all as specified and directed.

M&L for framed work as in doors or gates of angle or other section with gusset plates, rails, braces etc complete drilled for fixing of steel sheeting or other covering doors, etc to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings conforimg to Fe-410(Gde-E-250) quality- 'A' complete all as specified and directed.

Material & labour for glazed ceramic coloured tiles 450mm x 300mm x 6 mm to 7 mm as on vertical surfaces such as skirting/dado risers to steps etc set and jointed in neat cement slurry and pointed in white or coloured cement to match the colour of tiles over and including rendering/bedding layer 10mm thick in CM 1:4 with and including dismantling of existing tiles complete all as specified and directed.

Demolition of brick work built in cement mortar including all quoins, arches pillars etc complete all as specified and directed.

M&L for Brick work with sub-class “B” bricks straight or curved in plan exceeding 6mtr mean radius with old size bricks in cement mortar 1:6 complete all as specified and directed.

S&F for mild steel screw bolts (machine cut) with hexagonal or square heads at one end and screwed the other or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square, not exceeding 5 cm long and diameter of neck 5 to 10mm complete all as specified and directed.

Preparation of steel surfaces of any description over 10 cm in width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

M&L for plain cement concrete, 1:4:8, type D2 (using 40mm graded stone aggregate) as in sub base of floors, finish the surface even and rough to receive the topping layer complete all as specified and direted.

M&L 100mm thick cement concrete type B-2 , 1:2:4 (40mm graded stone aggregate) with finished the surface even and smooth using extra cement complete all as specified and directed.

M & L for 20 to 23 mm thick machine cut kota stone slabs of suitable size of kota stone as in stairs bedded in grey cement jointed, pointed in coloured cement incl cutting & grinding and polishing over and including screed bed 15 mm thik in Cm 1:4 complete all as specified and directed.

M&L for coloured chequered cement concrete tiles with grey cement and pigments 250mm x 250mm x 25mm thick, set with neat grey cement slurry, jointed and pointed in cement slurry and pigments in floors over and including screed bed 15 mm thik in Cm 1:4, complete all as specified and directed.

Materials & labour for 25mm thick PCC 1:2:4 type B-0 using 12.5mm graded crushed stone aggregate as in sub floor/leveling course to receive topping layer complete all as specified and directed.

M &L for 15mm thick rendering in CM 1:4 on fair faces of brick work finish the surfaces even and fair with and including three coats of white wash complete all as specified and directed.