Thorough PCC and gravel replacement at switchyard along with Construction of roof truss and colour shed, inside and outside painting, repair of plinth protection and plinth drain of Control room building at Jogighat 33/11 KV Sub-Station under Kurseong Division, WBSEDCL- 1 Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth ofexcavation not exceeding 1,500 mm. 2 Earth work in filling in foundation trenches or plinth with good earth, in layers not exceeding 150 mm. including watering and ramming etc. layer by layer complete. (Payment to be made on the basis of measurement of finished quantity of work)(a) With earth obtained from excavation of foundation 3 Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand. 4 Cement concrete with 30mm down graded shingles excluding shuttering. N.B.Variety. a) In ground floor (1:3:6) proportion. 5 Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes. 6 Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes. (ii ) River BazreeIn Ground Floor: 7 Brick work with 1st class bricks in cement mortar(1:4).a) In foundation and plinth. 8 125mm tick brick work with 1st class bricks in Cement mortar (1:4) . a)In ground floor. 9 Reinforcement for reinforced concrete work in all sorts of structures including distribution bars, stirrups, binders etc initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing and direction.(a) For works in foundation and upto roof of ground floor/upto 4 m(i) Tor steel/Mild SteelI. SAIL/ TATA/RINLIn Ground Floor: 10 i) 25mm to 30mm thick shuttering without staging in foundation etc. In Ground Floor: 11 M.S. structural works in columns, beams etc. with simple rolled structural members (e.g. joists, angle, channel sections conforming to IS: 226, IS: 808 & SP (6)- 1964 connected to one another with bracket, gussets, cleats as per design, direction of Engineer-incharge complete including cutting to requisite shape and length, fabrication with necessary bolting, metal arc welding conforming to IS: 816- 1969 & IS: 1995 using electrodes of approved makeand brand conforming to IS:814- 2004, haulage, hoisting and erection all complete. The rate includes the cost of rolled steel section, consumables such as electrodes, gas and hire charge of all tools and plants and labour required for the work including all incidental chages such as electricity charges, labour insurance charges etc.I) For structural members of specified sections weighing less than 22.5 Kg./m In Ground Floor: 12 M.S. structural works with hollow sections (square or rectangular shape) conforming to IS: 806-1968 & IS:1161-1998) connected to one another with bracket, gusset, cleat as per design, drawing & direction of Engineer-in-Charge complete including cutting to requisite shape & size, fabrication including metal arc welding conforming to IS: 816-1969 & IS: 9595 using electrodes of approved make and brand conforming to IS:814- 2004, haulage, hoisting and erection all complete.i) For roof truss worksa) Span up to 12 Mtr 13 M.S. gate as per approved design made of strong M.S. frame work, intermediate stiffeners and round / square bars or angles. M.S. sheet (not less than 14 gauge) gussets, cleats etc. including necessary riveting, bolting, welding, locking and hanging arrangements, fitting and fixing complete as per direction of the Engineer-in -charge. 14 Plaster (to wall, floor, ceiling etc.) with sand and cement mortarincluding rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface](ii) With 1:4 cement mortar 20 mm thick plasterIn Ground Floor: 15 15 mm thick plaster 16 10 mm thick plaster 17 Neat cement punning about 1.5mm thick in wall, dado, window sill, floor etc. NOTE:Cement 0.152 cu.m per100 sq.m. 18 Dismantling all types of masonry excepting plain cement concrete of reinforced, stacking serviceable materials at site and removing rubbish as directed within a lead of 75m. a) In ground floor including roof 19 Dismantling all types of plain cement concrete works, stacking serviceable materials at site and removing rubbish as directed within a lead of 75m.In ground floor including roofa) Upto 150 mm thick. 20 Dismantling R.C. floor, beams etc including cutting rods and removing rubbish as directed within a lead of 75m including stacking steel bars. In ground floor including roof 21 Removal of rubbish, earth etc from the work site and disposed of the same beyond the compound in conformity with The Municipal Corporation rules for such disposal loading into the truckand cleaning the site in all respects as per direction of E.I.C. 22 Supplying and laying chequered tiles of any shade & of approved quality with (1:1½:3) cement concrete laid in panels or patterns as directed in pavement, footpath etc. including necessary underlay 25 mm thick [avg] cement mortar (1:3) complete in all respect with all labour and materials. [Using cement slurry @ 4.4 kg/Sq.m at back side and @2.4 kg/Sq.m for joint filling]Red Variety(i) 25 mm. thick 23 18 mm. to 22 mm. thick, kota stone slab set in 20 mm thick (avg) cement mortar (1:4) in floor, stair & lobby including pointing in cement slurry with admixture of pigment matching the stone shade, including grinding & polishing as per direction of Engineer - in - charge to match with the existing work. [Slurry for bedding @ 4.4 kg/Sq.m and pointing @2.0kg/Sq.m] 24 Supplying, fitting & fixing 1st quality Ceramic tiles in walls and floors to match with the existing work & 4 nos. of key stones (10mm) fixed with araldite at the back of each tile & finishing the joints with white cement mixed with colouring oxide if required to match the colour of tiles including roughening of concrete surface, if necessary or by synthetic adhesive & grout materials etc.(A) FloorWith Sand Cement Mortar (1:4) 20 mm thick & 2 mm thick cement slurry at back side of tiles using cement @ 2.91 Kg/Sq.m & joint filling using white cement slurry @ 0.20kg/Sq.m.(a) Area of each tile upto 0.09 Sq.m [using adhesive 3 mm thick](i) Coloured decorative 25 (A) WallWith Sand Cement Mortar (1:3) 15 mm thick & 2 mm thick cement slurry at back side of tiles using cement @ 2.91 Kg/Sq.m & joint filling using white cement slurry @ 0.20kg/Sq.m(a) Area of each tile upto 0.09 Sq.m [using adhesive 3 mm thick](i) Coloured decorative 26 Supplying, fitting and fixing PVC pipes of approved make of Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match with GI Pipes as per IS : 1239 (Part - I). with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, nipple, longscrew, reducing socket, reducing tee, short piece etc. fitted with holder bats clamps, including cutting pipes, making threads,fitting, fixing etc. complete in all respect including cost of all necessary fittings as required,jointing materials and two coats of painting with approved paint in any position above ground. (Payment will be made on the centre line measurements of total pipe line including all specials. No separate payment will be made for accesories, specials. Payment for painting will be made seperately)a) For Exposed Work PVC Pipes15 mm 27 20 mm 28 25 mm 29 32 mm 30 40 mm 31 Supplying, fitting and fixing CPVC (Chlorinated Polyvinyl Chloride) pipes of approved make conforming to IS-15778: 2007 . with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, nipple, longscrew, reducing socket, reducing tee, short piece etc. fitted with holder bats clamps, including cutting pipes, fitting, fixing etc. complete in all respect including cost of all necessary fittings as required,jointing materials in any position above ground. (Payment will be made on the centre line measurements of total pipe line including all specials. No separate payment will be made foraccesories, specials.(b) For Concealed Work(i) CPVC Pipes Class-1,SDR-11 15 mm 32 20 mm 33 25 mm 34 Supplying, fitting & fixing UPVC pipes A- Type and fittings conforming to IS:13592-1992 with all necessary clamps nails, including making holes in walls, floor etc. cutting trenches in any soil through masonry concrete structures etc if necessary and mending good damages including joining with jointing materails (Spun Yarn, Valamoid/Bitumen/M-Seal etc) complete.A) UPVC Pipes:(ii) 110 mm. Dia. 35 Supply of UPVC pipes (B Type) & fittings conforming to IS-13592-1992(A) (i) Single Socketed 3 Meter Length(b) 110 mm 36 Coupler/Plain Tee (b) 110 mm 37 v) Plain Y (b) 110 mm 38 x) Bend 87.5º (b) 110 mm 39 xv) Vent Cowl (b) 110 mm 40 xvi) Pipe Clip(b) 110 mm 41 Labour for fitting and fixing U.P.V.C. pipes for above ground work including cost of jointing materials etc. fitting and fixing all necessary specials, cutting pipes, cutting holes in walls or R.C. floor where necessary and mending good all damages excluding the cost of masonry or concrete work, if necessary, but including the cost and fitting and fixing holder bat clamps (any floor) or for underground work including cutting trenches upto 1.5 metre and refilling the same complete as per direction of the Engineerin-charge. (Payment will bemade on centre line measurement of the total pipeline including specials.(A) Under ground(ii) 110 mm dia. 42 Supplying, fitting and fixing bib cock or stop cock.(a) (i) Chromium plated Bib Cock short body (Equivalent to Code No. 511 & Model - Tropical / Sumthing Special of ESSCO or similar brand). 43 (e) PTMT (Polytetra Bib Cock / Stop Cock ( Prayag or equivalent) 15 mm 44 (b) (i) Chromium plated Stop Cock (Equivalent to Code No. 513(A) & 513(B) & Model - Tropical / Sumthing Special of ESSCO or similar 45 Supplying, fitting & fixing Zn-Al alloy (55% Al & 45% Zn) coating of 150 grams per sq. metre (followed by colour coated on both side) steel sheet work having minimum yield strength of 550 Mpa of trapizoidal profile of approved make (excluding the supporting frame work) fitted and fixed with 55 mm & 25 mm self tapping screw, EPDM Washer 16 mm dia & 3 mm th. washer, necessary ridging etc. complete with 150 mm end lap and one corrugation minimum side lap.(i) In Roof:-a) With 0.5 mm thick sheet 46 Supply, fitting & fixing uPVC rain gutterof approved make (Brand: Aquastar or Similar quality) having 160 mm width, outlet dia of 90mm minimum, including uPVC fittings, clamps/bent etc. as per manufacturer specification including cost of labour for fitting and fixing, tools etc. complete in all respect. 47 Acrylic Distemper to interior wall, ceiling with a coat of solvent based interior grade acrylic primer (as per manufacturers specification) including cleaning and smoothning of surface.Two Coats 48 Scraping of moss, blisters etc.thoroughly from exterior surface of walls necessitating the use of scraper, wire brush etc.(Payment against this item will be made only when this has been done on the specific direction of the Engineer-in-charge) 49 Applying Exterior grade Acrylic primer of approved quality and brand on plastered or cencrete surface old or new surface to receivedecorative textured (matt finish) or smooth finish acrylic exterior emulsion paint including scraping and preparing the surface throughly,complete as per manufacturers specification and as per direction of the EIC. In Ground Floor:(a) One Coat 50 Protective and Decorative Acrylic exterior emulsion paint of approved quality, as per manufacturers specification and as per direction of Engineer-in-Charge to be applied over acrylic primer as required. The rate includes cost of material, labour, scaffolding and all incidental charges but excluding the cost of primerIn Ground floor (Two Coat)Premium 100% Acrylic Emulsion 51 (a) Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc 52 Priming one coat on timber or plastered surface with synthetic oilbound primer of approved quality including smoothening surfaces by sand papering etc. 53 Painting with best quality synthetic enamel paint of approved makeand brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface, if necessary : On steel or other metal surface :With super gloss (hi-gloss) -(iii) One coat (with any shade except white) 54 (a) On timber or plastered surface :With super gloss (hi-gloss) -Two coats (with any shade except white) 55 Supplying, fitting, fixing, Chain link fencing of approved qualitywith R.C.C posts wooden posts or iron posts by means ofgalvanised C clips to grid of horizontal strands of galvanisedhigh tensile spring steel wire of 12 S.W.G which have to betensioned and fixed to the vertical posts by means of galvanisedspecial clips, bolts and nuts etc25 mm. x 25 mm. x 12 g. 56 Supplying, fitting galvanised 3 ply 12 gauge / 4 points line ofbarbed wire in fencing (holes already made in the body of the post)or fixed by staples tightening and fixing the wires in taut conditionwith straining bolts including the cost of cutting and of lappingjoints in the wire as necessary but excluding the cost of galvanisedstaples,straining bolt and binding wire where necessary 57 Wood work in door and window frame fitted and fixed in position complete including a protective coat of painting at the contact surface of the frame exluding cost of concrete, Iron Butt Hinges and M.S clamps Sal : Siliguri. 58 Supplying solid flush type doors of deluxe decorative (both side) quality, conforming to I:S 2202 timber frame consisting of top and bottom rail and side styles of well seasoned timber 65mm wide each and the entire frame fitted with 27.5mm wide battens places both ways in order to made the door of solid core and internal lipping with teak, mahogony or rose wood approved decorative veneers using phenol formaldehyde as glue etc. complete, including fitting, fixing the shutters in position but excluding the cost of hinges and other fittings in ground floor:(a) 35mm thick shutters (single leaf) 59 Supply, delivery and stacking of 40 mm Nominal graded Stone aggregateloading, unloading, carrying and cost of material with all charges if applicable. Void to be deducted from stack measurements as per PWD SOR 60 Labour for layingshingles of 63 mm & 37.5 mm including rough dressing.
