Public Works Department-PWD has published Wbpwd/Ee/Kcd/Nit63e/2019-20/7 Retrofitting Work Of Existing Column At Annex Building Of Bangabasi College 19 Rajkumar Chakraborty Sarani Kolkata 700019 Structural Work. Submission Date for this Tender is 07-02-2020. Structural Work Tenders in 45 GANESH CHANDRA AVENUE 3RD FLOOR West Bengal. Bidders can get complete Tender details and download the document.
Name of Work: Retrofitting work of existing column at Annex Building of Bangabasi College, 19, Rajkumar Chakraborty Sarani, Kolkata- 700019 (Structural work). | |||||
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Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
1 | 1 | Taking out existing partition/ceiling of particle board, masonite board, ply board,\nsoft board etc. of any thickness and refixing same in new position with necessary\nclamps making holes in walls, floor, roof and mending damages if any.[concrete\nplaster will be paid separately] | 1 | 168.6 | Sq.M |
2 | 2 | Taking out rain water down pipe. | 2 | 62 | mtr |
3 | 3 | Dismantling all types of plain cement concrete\nworks, stacking serviceable materials at site and\nremoving rubbish as directed within a lead of 75\nm.\nIn ground floor including roof.\n(a) upto 150 mm. thick | 3 | 11.52 | Cum |
4 | 4 | Dismantling R.C. floor, roof, beams etc. including\ncutting rods and removing rubbish as directed\nwithin a lead of 75 m. including stacking of steel\nbars\nG.Floor | 4 | 5.82 | Cum |
5 | 4.01 | 1st Floor | 5 | 3.08 | Cum |
6 | 4.02 | 2nd floor | 6 | 3.08 | cum |
7 | 5 | Taking out carefully G.C.I. or C.I. or asbestos\nsheets (including ridges etc.) from roof or wall\nafter unscrewing bolts, nuts, screws etc.and\nstacking the material at site as directed. | 7 | 36 | Sq.M |
8 | 6 | Dismantling artificial stone flooring upto 50 mm.\nthick by carefully chiselling without damaging the\nbase and removing rubbish as directed within a\nlead of 75 m.\na) In ground floor including roof.\n | 8 | 45 | Sq.M |
9 | 6.01 | b) In 1st floor including roof | 9 | 36 | Sq.M |
10 | 6.02 | c) In 2nd floor including roof | 10 | 36 | Sq.M |
11 | 7 | Dismantling all types of masonry excepting cement\nconcrete plain or reinforced, stacking serviceable\nmaterials at site and removing rubbish as directed\nwithin a lead of 75 m.\na) In ground floor including roof.\n | 11 | 61.92 | Cum |
12 | 7.01 | b) In 1st floor including roof | 12 | 96.27 | cum |
13 | 7.02 | c) In 2nd floor including roof | 13 | 59.84 | cum |
14 | 8 | Earth work in excavation of foundation trenches or\ndrains, in all sorts of soil (including mixed soil but\nexcluding laterite or sandstone) including removing,\nspreading or stacking the spoils within a lead of 75 m.\nas directed. The item includes necessary trimming the\nsides of trenches, levelling, dressing and ramming the\nbottom, bailing out water as required complete.\n(a) Depth of excavation not exceeding 1,500 mm. | 14 | 172.8 | cum |
15 | 9 | Bailing or pumping out water from foundation\ntrenches. | 15 | 172.8 | cum |
16 | 10 | Hire and labour charges for shoring work (including\nnecessary close plank walling, framing,\nEucalyptus/Jhou bulla piling, strutting etc) complete\nas per direction of the Engineer-in-charge for\nfoundation excavation (vertical surface are in contact\nwith supported earth is to be measured.) (This item\nshould be executed on specific direction of the\nEnginner in charge).\n(a) Depth upto 1.5 m. | 16 | 18 | Sq.M |
17 | 11 | Earth work in filling in foundation trenches or plinth\nwith good earth, in layers not exceeding 150 mm.\nincluding watering and ramming etc. layer by layer\ncomplete. (Payment to be made on the basis of\nmeasurement of finished quantity of work)\n(a) With earth obtained from excavation of foundation | 17 | 57.6 | cum |
18 | 12 | (A) Filling in foundation or plinth by silver sand in\nlayers not exceeding 150 mm as directed and\nconsolidating the same by thorough saturation with\nwater, ramming complete including the cost of supply\nof sand. (payment to be made on measurement of\nfinished quantity) | 18 | 25.38 | cum |
19 | 13 | Labour for propping up overhead members as a\nprecautionary measure against falling as directed with\nnecessary planks, Eucalyptus props, packing nails, wire\nropes, iron wires etc. including hire charges of all materials\nfitting, fixing dismantling and removing the props etc and all\nancillary works in this connection complete. | 19 | 13.66 | cum |
20 | 14 | Cleaning the concrete surface by removing dirt and debris, marking defective\nlocations and removing loose concrete by careful stripping untill hard surface\nis exposed, cutting the concrete to regular shape, wire brushing the exposed\nsurface and removing debris from site complete as per direction of the\nEngineer - in - Charge. | 20 | 144.59 | Sq.M |
21 | 15 | Stripping off worn out plaster and raking out\njoints of walls, celings etc. upto any height and in\nany floor including removing rubbish within a\nlead of 75m as directed. | 21 | 142.44 | Sq.M |
22 | 16 | Removing corroded worn out portion of reinforcement (when the area of bar\nis damaged by more than 25%) by cutting and replacing the same by a new\nplain round bar of requisite diameter by binding with required lap / welding\nwith old bar, including cost of reinforcement, complete in all respect\nincluding removing unserviceable materials from site as per direction of the\nEngineer - in - charge. Note : Payment on weight (Kg.) of new\nreinforcement. | 22 | 225.34 | kg |
23 | 17 | Cleaning the exposed reinforcement preferably upto full diameter by wire\nbrush, applying two coats of polymer based rust removing compound left for\n24 hours, removing the coating and then applying two (2) coats of polymer\nmodified anti corrosive protective coating formulated to inhibit the corrosion\nof reinforcement as per manufacturer's specification] | 23 | 21.68 | Sq.M |
24 | 18 | Applying epoxy based reactive joining agent for joining the old concrete with\nfresh concrete to be applied within manufacturer's specified time as per\nmanufacturers specification. (0.4 Kg / m² of concrete surface). | 24 | 144.59 | Sq.M |
25 | 19 | Cleaning the exposed corroded reinforcement as well as worn out concrete by sand blasting with air compressor including all materials, hire charges of machineries and labour etc. all complete as per technical specification and direction of the Engineer-in-Charge. | 25 | 144.59 | Sq.M |
26 | 20 | Providing and inserting nipples with approved fixing\ncompound after drilling holes for grouting as per\nTechnical specifications including subsequent\ncutting/removal and sealing of the hole as\nnecessary of nipples after completion of grouting\nwith Cement/Epoxy. | 26 | 1008 | nos |
27 | 21 | Sealing of crack / porous concrete with Epoxy\nGrout by injection through nipples complete as per\nclause 2803.1. | 27 | 504 | kg |
28 | 22 | Reinforcement for reinforced concrete work in all sorts of structures\nincluding distribution bars, stirrups, binders etc initial straightening and\nremoval of loose rust (if necessary), cutting to requisite length, hooking and\nbending to correct shape, placing in proper position and binding with 16\ngauge black annealed wire at every intersection, complete as per drawing\nand direction.\nground floor | 28 | 4.24 | mtr |
29 | 22.01 | 1st floor | 29 | 3.08 | MT |
30 | 22.02 | 2nd floor | 30 | 3.03 | MT |
31 | 23 | Hire and labour charges for shuttering with centering and necessary staging\nupto 4 m using approved stout props and thick hard wood planks of approved\nthickness with required bracing for concrete slabs, beams and columns,\nlintels curved or straight including fitting, fixing and striking out after\ncompletion of works (upto roof of ground floor)\n(a) 25 mm to 30 mm thick wooden shuttering as per decision & direction of\nEngineer-In-Charge.\ng floor | 31 | 384.08 | Sq.M |
32 | 23.01 | 1st floor | 32 | 260.84 | Sq.M |
33 | 23.02 | 2nd floor | 33 | 256.23 | Sq.M |
34 | 24 | (e) Extra for staging beyond 4 m in any floor (Mode of measurement: area in\nplan x mean height of staging upto soffit of shuttering above initial 4 m) | 34 | 96 | cum |
35 | 25 | Controlled Cement concrete with well graded stone chips (20 mm nominal\nsize) excluding shuttering and reinforcement with complete design of concrete\nas per IS : 456 and relevant special publications, submission of job mix\nformula after preliminary mix design after testing of concrete cubes as per\ndirection of Engineer-in charge. Consumption of cement will not be less than\n300 Kg of cement with Super plasticiser per cubic meter of controlled\nconcrete but actual consumption will be determined on the basis of\npreliminary test and job mix foumula. In ground floor and foundation.[using\nconcrete mixture]\nM 25 Grade\n(i) Pakur Variety\nfrom Foundation level to 1st floor slab soffit | 35 | 35.22 | cum |
36 | 25.01 | 1st floor | 36 | 21.35 | cum |
37 | 25.02 | 2nd floor | 37 | 20.93 | cum |
38 | 26 | Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm\nnominal size) excluding shuttering and reinforcement if any, in ground floor\nas per relevant IS codes.\n(i) Pakur Variety\nGr Floor | 38 | 3.37 | Cum |
39 | 26.01 | 1st floor | 39 | 2.86 | cum |
40 | 26.02 | 2nd floor | 40 | 2.86 | cum |
41 | 27 | Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20 mm\nnominal size) excluding shuttering and reinforcement,if any, in ground floor\nas per relevant IS codes.\na) Pakur Variety | 41 | 11.32 | cum |
42 | 28 | Extra rate for using water proofing and plasticising admixture @ 0.2% by\nweight of cement (or at manufacturer's specified rate) for concrete of various\ngrades. | 42 | 46.5 | kg |
43 | 29 | Brick soling with picked jhama bricks including preparation of bed as\nnecessary with brick joints properly filled in and packed with powdered\nearth and including necessary cushion of similar material below the\nsoling (and in between layers when more than one layer is used)\ncompletes as per direction.\n(a) Single brick flat soling (thickness 75 mm.) | 43 | 84.24 | Sq.M |
44 | 30 | Brick work with 1st class bricks in cement mortar (1:6)\nb) In superstructure, ground floor\nGr floor | 44 | 66.85 | Cu.M |
45 | 30.01 | 1st floor | 45 | 48.96 | cum |
46 | 30.02 | 2nd floor | 46 | 47.99 | cum |
47 | 31 | Plaster (to wall, floor, ceiling etc.) with sand and cement mortar\nincluding rounding off or chamfering corners as directed and\nraking out joints including throating, nosing and drip course,\nscaffolding/staging where necessary (Ground floor).[Excluding\ncost of chipping over concrete surface]\n(i) With 1:6 cement mortar\n(b) 20 mm thick plaster\nGround floor | 47 | 220.6 | Sq.M |
48 | 31.01 | 1st floor | 48 | 171.62 | Sq.M |
49 | 31.02 | 2nd floor | 49 | 168.21 | Sq.M |
50 | 31.03 | (c) 15 mm thick plaster\nGround floor | 50 | 228.62 | Sq.M |
51 | 31.04 | 1st floor | 51 | 150.88 | Sq.M |
52 | 31.05 | 2nd floor | 52 | 147.89 | Sq.M |
53 | 32 | Neat cement punning about 1.5mm thick in wall, dado, window\nsill, floor etc.\nNOTE:Cement 0.152 cu.m per100 sq.m. | 53 | 80.5 | Sq.M |
54 | 33 | Supplying, fitting & fixing Zn-Al alloy (55% Al & 45% Zn)\ncoating of 150 grams per sq. metre (followed by colour\ncoated on both side) steel sheet work having minimum yield\nstrength of 550 Mpa of trapizoidal profile of approved make\n(excluding the supporting frame work) fitted and fixed with\n55 mm & 25 mm self tapping screw, EPDM Washer 16 mm\ndia & 3 mm th. washer etc. complete with 150 mm end lap\nand one corrugation minimum side lap. (Payment to be made\non area of finished work). | 54 | 36 | Sq.M |
55 | 34 | Supplying, fitting & fixing UPVC pipes A- Type and fittings conforming to\nIS:13592-1992 with all necessary clamps nails, including making holes in\nwalls, floor etc. cutting trenches in any soil through masonry concrete\nstructures etc if necessary and mending good damages including joining with\njointing materails (Spun Yarn, Valamoid/Bitumen/M-Seal etc) complete.\nA) UPVC Pipes\n(ii) 110 mm. Dia. | 55 | 62 | Mtr |
56 | 34.01 | a) Plain Tee\nii) 110 mm Dia | 56 | 8 | Nos |
57 | 34.02 | c) Bend 87.5 degree\n(ii) 110 mm. Dia. | 57 | 5 | nos |
58 | 34.03 | d) shoe\nii) 110 mm dia | 58 | 4 | nos |
59 | 35 | Supplying and laying true to line and level Double Charge\nVitrified Tiles of approved brandconforming to IS 15622: 2006\n(Group B I a) and tested as per IS 13630:2006 (relevant parts)\n[Non-modular sizes for tiles with Water Absorption (av.) =\n0.08 %] in floor, skirting etc. set in 20 mm thick sand cement\nmortar (1:4) bed prepared after application of slurry using 1.75Kg of cement per Sqm over the base and 2mm thick cement slurry using cement @2.91Kg./sqm at the back side of the tiles and laid over the mortar bed using 0.2 kg/sqm of White cement used for joint filling with approved pigment as directed and removal of wax coating of top surface of tiles\nwith warm water and polishing the tiles using soft and dry cloth upto mirror finish complete including the cost of materials,Iabour and all other incidental charges complete true to the manufacturer's specification and direction of Engineer-in-Charge. (Note: This work should not be executed without specific permission of Superintending Engineer)\n(a) ln Ground FIoor:(size not Iess than 600mmX 600 mm X 9.5 mm thick) | 59 | 18 | sqm |
60 | 36 | Labour for lowering and stacking after dismantling in parts R.S.\njoists, channels, angles, tees, plates etc.complete as directed.\n(a) From 1st floor level | 60 | 265.48 | Qntl |
61 | 37 | Removal of rubbish,earth etc. from the working\nsite and disposal of the same beyond the\ncompound, in conformity with the Municipal /\nCorporation Rules for such disposal, loading into\ntruck and cleaning the site in all respect as per\ndirection of Engineer in charge | 61 | 299.71 | cum |
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