REPAIR TO POT HOLES,ROAD FURNITURE AND OTHER CONNECTED WORKS IN DOMESTIC AND TECHNICAL AREA AT AIR FORCE STATION TEZPUR UNDER GE (AF) TEZPUR.

Amount

Demolition of brickwork or stone/boulder masonry, built in cement mortar or cement lime mortar including all quoins, arches, pillars,etc, but excluding ashlar facings, dressed stonework and precast concrete articles,complete all as directed.

Dismantling wrought iron or mild steel work of any description not otherwise provided for,complete all as directed.

Demolition and breaking up existing drain pipes (Salt glazed ware, AC or reinforced concrete), 600 mm internal diameter,set in cement mortar,complete all directed.

Surface dressing n exc 15 cm deep,in soft/loose soil,complete all as specified and directed.

Removing excavated soils to a distance exceeding 250 Metres but not exceeding 500 Metres and depositing where directed,complete all as specified and directed.

Materials and Labour for,sand filling under floors or in foundations including watering and consolidation,complete all as specified and directed.

Materials and Labour for,broken stone or boulder hardcore of gauge n exc. 63 mm, deposited,spread and levelled in layers n exc.15 cm thick, watered and rammed to a true surface,complete all as specified and directed.

Materials and Labour for plain cement concrete (1:3:6) Type C-2 using 40 mm graded aggregate in foundations, filling and mass concrete including demolition of existing cement concrete(un reinforced) of any description and in any position not otherwise specifically provided for,complete all as specified and directed.

Materials and Labour for plain cement concrete (1:2:4) Type B-2 using 40 mm graded aggregate in foundations, filling and mass concrete including demolition of existing cement concrete(un reinforced) of any description and in any position not otherwise specifically provided for,complete all as specified and directed.

Materials and Labour for plain cement concrete (1:2:4) type B0 using 12.5 mm graded aggregate in lintels up to 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings up to 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, as directed including necessary from work and including demolition of existing cement concrete (un reinforced) of any description and in any position not otherwise specifically provided for,complete all as specified and directed.

Materials and Labour for providing precast cement concrete (1:2:4) type B1 using 20 mm graded aggregate in window or door cills, lintels,bressumers, steps,quoin blocks (for use with masonry),string courses, copings kneelers,apex stones, pier caps, columns, posts,boundary pillars,bed plates, pintle blocks, ancho-rage blocks, bonders (for stone walling) corbels, brackets,etc. (of any section indicated), with plain fair faces,including chamfers,weatherings,throating etc. and setting in mortar complete with joints to match,including demolition of existing cement concrete (un reinforced) of any description and in any position not otherwise specifically provided for,complete all as specified and directed.

Materials and Labour for brick work with Sub Class ‘B’ bricks straight or curved on plan exceeding 6M mean radius built in cement mortar (1:4),complete all as specified and directed.

Materials and Labour for 100 mm thick plain cement concrete (1:4:8) type D2 using 40 mm graded aggregate as in sub base in floor/paving/ hardstanding including demolition of existing cement concrete (un reinforced) in ground floors and paving (Considering 0.10 CuM per Sq M),complete all as specified and directed.

Materials and Labour for 100 mm thick plain cement concrete (1:2:4) type B2 using 40 mm graded aggregate as in sub base in floor/paving/ hardstanding including demolition of existing cement concrete (un reinforced) in ground floors and paving (Considering 0.10 CuM per Sq M),complete all as specified and directed.

Materials and Labour for,machine pressed precast concrete interlocking paver block with grey cement and pigment, any shape and size confirming to IS 15658-2006 of 80 mm thickness M-40 Grade including demolition of existing stone sett paving of any description or thickness laid dry or laid dry and pointed,complete all as specified and directed.

Materials and Labour for,chequered ceramic tiles, coloured, 12 mm thick (square/ rectangular) area of each tile exceeding 0.06 Sq M but not exceeding 0.11 Sq M, conforming to IS 4457-2007, on floors, set and jointed in neat cement slurry and pointed in white cement mixed with pigment to match colour,over and including 20 mm thick screed bed or bedding layer of cement mortar (1:6) and including dismantling existing floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles and rubbish off the premises, complete all as specified and directed. MAKE:- (Johnson ‘Endura’/ Somany ‘Durastone’/ Regency ‘Duro’)

Materials and Labour for rendering 15 mm thick, cement plaster, in cement mortar (1:4) on on fair faces of brick work or concrete surface in walls,complete all as specified and directed.

Material and Labour for preparing new surfaces plastered or unplastered, priming with alkaliresistant priming paint and applying two coats of cement based paint,on wall, complete all as specified and directed.

Material and Labour for preparing new or previously untreated brick,stone,concrete, asbestos cement or plaster surfaces of any description over 10cm girth or width,not otherwise described and applying two coats of synthetic enamel paint (ordinary tint) over priming paints plaster coat,complete all as specified and directed.

Materials and Labour for,600 mm bore, reinforced concrete pipes, class NP3, laid and jointed complete with collars,complete all as specified and directed.

Repair to potholes any depth, not exceeding 1 sq m each including making good by applying tack coat (Paving Bitumen VG-10 Grade) @ 5 kg per 10 sq m, putting in premixed bituminous macadam,well rammed and sealed with binder (Paving Bitumen VG-30 Grade) 9.8 kg per 10 sq m, blinded with 0.09 cu m of stone chippings, 6.3 mm size and again well rammed (including supply of premixed macadam, binder and chippings),complete all as specified and directed.

Materials and Labour for,preparing black top surfaces by brushing with wire brushes for removing caked mud etc. sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc.including applying tack coat on existing bitumenous,cement concrete or primed granular surface to ensure a bond between the surface being paved and the overlaying course with cationic bitumen emulsion RS-1 Grade at the rate of 5 Kgs per 10 Sq M of surface area, complete all as specified and directed.

Materials and Labour for, bituminous premix semi-dense asphaltic concrete 40 mm consolidated thickness with 5.5 % binder (Paving Bitumen VG-30 Grade) content by weight of total mix, rolled and compacted to required camber and gradient,complete all as specified and directed.

Supply and Fix in repair,cat eye solar reflective type of metal body alloy of size 100mm x 100mm x 20mm with PAMA strip lens reflector of model No. DA 972.0 fixed with and including MS stud of suitable size as per manufactures instructions,complete all as specified and directed.

Supply and Fix in repair,solar cat eye aluminum alloy stud (100% water proofing design IP 65) of size 125mm x 125mm x 25mm (shank 65mm) of high efficiency Mono rystafie solar panel 2.4V/0.3 watt one NI-ed rechargeable battery (1.2V/1600MA) consisting of super bright LED with 10,000 to 18,000 mcd completed as per manufactures instructions etc.,all as specified and directed.

Supply and Fix in repair,metal tubular dealineator made out of ABS round body fitted with 2 Nos 65 mm dia highly reflective reflectors made out of PMMA and mounted on 45/50 mm dia mild steel pipe of 600 mm height duly powder coated and thermo plastic elastomer 3 bands of green, red and yellow reflector radium tape of 25 mm wide strips with anti theft steel net for reflector protection including embedding in PCC 1:2:4 (150x150x300mm) type B1,complete all as specified and directed.

Supply and Fix in repair,pole and bracket mounted polycarbonate convex mirror with FRP brim and back holding plate,800 mm dia.,130 degree viewing angle,minimum viewing distance 8 Metres,suitable for outdoor use, fixed to 2 Metre high pole above GL made out of 40 mm bore galvanised steel tubing,medium grade,planting depth of pole 0.50 M below GL with PCC foundation block of size 400 mm (L)x 400mm (B)x 600 mm (D) in cement concrete 1:2:4, Type B1 using 20 mm graded aggregate,complete all as specified and directed.

Supply and Fix in repairs,ABS plastic speed breaker of size 750 mm (L) x 250 mm (W) x 75mm(H),colour yellow & black,UV resistant,with PMMA strip lens reflectors, minimum load carrying capacity 25 MT,modular interlocking type,fixed to existing road surface as per manufacturer's instructions,complete all as specified and directed.

Materials and Labour for, for preparing bituminous surfaces of road and marking 2.5mm thick centre lines, stop lines, dashes, arrows etc.and the like n. exc 10cm wide on roads pavements with hot applied thermo plastic road marking paint of approved colour confirming to BS 3262-1989 with special applicator machine all as per manufacturer's instruction,complete all as specified and directed.

Materials and Labour for,Manufacturing, supplying and fixing retro reflective Cautionary /warning sign boards of equilateral triangular shape having each side of 900 mm with support length of 3650 mm and made up of 2 mm thick aluminium sheet,face to be fully covered with high intensity encapsulated type heat activated retro reflective sheeting conforming to type - IV of ASTM-D 4956-01 in blue and silver white or other colour combination including subject matter, message (bi-lingual), symbols and borders etc. as per IRC ; 67:2001, pasted on substrate by an adhesive backing which shall be activated by applying heat and pressure conforming to class -2 of ASTM-D-4956-01 and fixing the same with suitable sized aluminium alloy rivets @ 20 cm c/c to back support frame of M.S. angle iron of size 25x25x3 mm along with theft resistant measures, mounted and fixed with 2 Nos. M.S.angles of size 35x35x5 mm to a vertical post made up to M.S. Tee section ISMT 50x50x6 mm welded with base plate of size 100x100x5 mm at the bottom end and including making holes in pipes, angles flats, providing & fixing M.S.message plate of required size, steel work to be painted with two or more coats of synthetic enamel paint of required shade and of approved brand & manufacture over priming coat of zinc chromate yellow primer (vertical MS-Tee support to be painted in black and white colours).Backside of aluminium sheet to be painted with two or more coats of epoxy paint over and including appropriate priming coat including all leads and lifts etc.,complete all as specified and directed.

Materials and Labour for,Manufacturing, supplying and fixing Retroreflective regulatory sign board of size 900 mm dia meter made out of 2 mm thick aluminium sheet, face to be fully covered with high intensity encapsulated lens type retro -reflective sheeting as approved by Engineer-in-Charge . Letter,symbols, borders etc. will be as per IRC - 67 with required colour scheme on the boards and with the high intensity grade A. The aluminium sheet to be riveted to M.S. frame of angle iron of size 40x40x4 mm. The boards will be fixed to 1 No.50x50 mm square post made of M.S. angle 50x50x4mm, 4 m long welded to the frame with adequate anti-theft arrangement .Sheet work to be painted with two or more coats of synthetic enamel paint over an under coat (primer) and back side of aluminium sheet to be painted with two or more coats of epoxy paint including appropriate priming coat complete in all respects,complete all as specified and directed.

Shri A. K. Goswami

LUIT CONSTRUCTION