Tender For Repair And Renovation Of Roof Top, Class Rooms And Toilets Of The Mitra Institution (Bhowanipore Branch) In Kolkata District Under Br-Ix.
Tender Value
19.42 Lakhs
Estimated cost
Bid Submission
17 Nov 2026
15 days left
EMD
39000
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Kolkata → West Bengal
EMD Exemption
Not Available
Quantity
Not Available
Website
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Address
Project Description
Tender for Repair And Renovation Of Roof Top, Class Rooms And Toilets Of The Mitra Institution (Bhowanipore Branch) In Kolkata District Under Br-Ix.
BOQ
| Sl. No. | Item Description |
| 1 | BUILDING WORKS (E) ROOFING, SHEET WALLING &WATERPROOF TREATMENT . C. REPAIR & REHABILITATION FOR WATERPROOFING 1. Taking out old damaged tarfelt from the roof, parapet etc. preparing the roof surfaces by removing all spoils, blisters,moss etc. from the working site and disposal of the same beyond the compound and cleaning the site in all respect as per direction of Engineer-in-Charge. All floor |
| 2 | BUILDING WORKS (B) DISMANTLING, CUTTING CHASE, HOLES ETC 2. Dismantling all types of plain cement concrete works, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m In ground floor including roof. (a) upto 150 mm. thick |
| 3 | BUILDING WORKS (B) DISMANTLING, CUTTING CHASE, HOLES ETC 2. Dismantling all types of plain cement concrete works, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m In ground floor including roof (c ) Extra rate for each addl floor over the rate of ground floor. |
| 4 | BUILDING WORKS ( C ) Brickworks,Concrete Works etc?27?..Cement concrete (1:1.5:3) with graded stone chips 5.6 mm size with hexagonal square mesh wire netting, I.R.C. fabric mesh or X.P. M. fitted and fixed after tying the existing reinforcement on concrete without distributing the same and with proper scarping and cleaning the reinforcement and disturbed concrete with wire brush etc. after applying a coat of cement including the cost of wire netting I.R.C or X. P. M. & cost of all handling and scaffolding complete as per direction of Engineer-in -charge....c) 37.5mm thick |
| 5 | BUILDING WORKS (E) ROOFING, SHEET WALLING &WATERPROOF TREATMENT . D. REPAIR & REHABILITATION 3. Repairs to roof cracks with cement and sand mortar (1:4)including cutting grooves and cleaning cracks and grouting the cracks with neat cement before repairs. (Cement 0.63 Kg/Mtr. ) |
| 6 | BUILDING WORKS(M) DRAIN, DOWN PIPES, CHIMNEY ETC?.(C). ADDITIONAL RATE?(4)Regrading mouth of down pipe for easy out let of rain water including cement plaster (1:3) including cutting slope and mending damages. (Cement 57.0 Kg/100 Nos) |
| 7 | BUILDING WORKS (E) ROOFING, SHEET WALLING &WATERPROOF TREATMENT . B. WATERPROOF TREATMENT 4. Supplying & laying 3mm thick pre-fabricated plastomeric water proofing membrane conforming to EN 12311-1 & ASTMD 5147, manufactured with atactic poly propylene (APP) modified premium grade asphalt , specially reinforced with non-woven polyester core with polyester reinforcement @160 gms per sqm & both faces covered with thermo-fusible polyethylene film /MineraL on top face over a coat of primer @ 0.40 lit/sqm of manufacturer's specification onin longitudinal & 100 mm in transverse direction and fused using LPG/ Propane torch employing extra care ensuring full bondage, complete removal of entrapped air and sealing edges into grooves in appropriate manner as per direction of Engineer -in-charge all complete including materials,labour and applicable taxes. (Payment shall be made on the basis of finished surface area.). Membrane Property: Softening Point > 150 deg C, Cold Flexibility < -6 deg C, Tensile Strength, N/cm : 600 (longitudinal), 450 (transverse), Tearing Strength, N: 300 (longitudinal), 200 (transverse)smooth,clean dry surface prepared wherever required.Lap joint shall be provided of 75 mm |
| 8 | BUILDING WORKS(M) DRAIN, DOWN PIPES, CHIMNEY ETC?.(C). ADDITIONAL RATE?(21)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. |
| 9 | BUILDING WORKS(M) DRAIN, DOWN PIPES, CHIMNEY ETC?.(C). ADDITIONAL RATE?(21)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.B) UPVC Fittings:a) Plain Tee(ii) 110 mm. Dia. |
| 10 | BUILDING WORKS(M) DRAIN, DOWN PIPES, CHIMNEY ETC?.(C). ADDITIONAL RATE?(21)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.B) UPVC Fittings:b) Plain Y.(ii) 110 mm. Dia. |
| 11 | BUILDING WORKS(M) DRAIN, DOWN PIPES, CHIMNEY ETC?.(C). ADDITIONAL RATE?(21)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.B) UPVC Fittings:d) Shoe.(ii) 110 mm. Dia. |
| 12 | BUILDING WORKS ( C ) Brickworks,Concrete Works etc?33..Ordinary Cement concrete (mix 1:2:4) with graded stone chips (6mm nominal size) excluding shuttering and reinforcement,if any, in gound floor as perrelevant IS codes. Pakur variety? |
| 13 | BUILDING WORKS (D) Flooring A. ORIGINAL WORKS 36. Supplying and laying true to line and level vitrified tiles of approved brand (size not less than 600 mm X 600 mm X 10mm thick) in floor, skirting etc. set in 20 mm sand cement mortar (1:4) and 2 mm thick cement slurry back side of tiles using cement @ 2.91Kg./sqM or using polymerised adhesivebacking course) laid after application slurry using 1.75 Kg of cement per sqM below mortar only, joints grouted with admixture of white cement and colouring pigment to match with colour of tiles / epoxy grout materials of approved make as directed and removal of wax coating of top surface of tiles with warm water and polishing the tiles using soft and dry cloth upto mirror finish complete including the cost of materials, labour and all other incidental charges complete true to the manufacturer's specification and direction of Engineer-in-Charge. (White cement, synthetic adhesive and grout material to be supplied(6 mm thick layer applied directly over finished artificial stone floor/Mosaic etc without any (1:4) & 2 mm thick cement slurry at back side of tiles, 0.2 kg/ Sq.m white cement for joint filling with pigment. (B) Light Colour. Note: 2. Add extra for each addl, floor over the rate for item 35 & 36 of subhead A. (i) upto 4 th floor-Rs 5/ Sq.m (i) above 4 th floor-Rs 6.25/ Sq.mby the contrr]e) I (I) With application slurry @1.75 kg/ Sq.m, 20 mm sand cement mortar |
| 14 | BUILDING WORKS (G) WOOD AND PVC WORKS A. DOOR WINDOW FRAME 1. 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. (The quantum should be correted upto three decimals). (c) Sal : Siliguri Note: Extra for Lifting Charges for each additional floor, i) Rs. 200/- per Cu.m (upto 4th floor) ii) Rs.250/-(above 4th floor) |
| 15 | BUILDING WORKS (G) WOOD AND PVC WORKS B. DOOR WINDOW SHUTTER 1. Panel shutters of door and window, as per design (each panel consisting of single plank without joint), including fitting and fixing the same in position but excluding the cost of hinge and other fittings.In ground floor. (In case of non-supply of single plank, penal rate of reduction of 20% will be made) (iii) 35mm thick shutters with 19mm thick panel of size 30 to 45 cm. (a) Ordinary Teak Wood. Note: i) Lifting Charges for upper floors refer item H (2). (ii) In case of panel with Rly. Type batton the rates will be reduced by Rs.20.00 /Sq.m.) |
| 16 | BUILDING WORKS (G) WOOD AND PVC WORKS B. DOOR WINDOW SHUTTER 2. Venetian shutters of doors and windows as per design with valves fixed to valveand rod with plated hooks including cost of plated hooks and fitting, fixing shutters in position but excluding the cost of hinges and other fittings. In ground floor: (ii) 35mm thick shutters with 12mm thick panel. (c) Other Local Wood. Note: Lifting Charges for upper floors refer item H (2). |
| 17 | BUILDING WORKS ( C ) Brickworks,Concrete Works etc A. BRICK WORKS 16. 125 mm. thick brick work with 1st class bricks in cement mortar (1:4) in ground floor. |
| 18 | BUILDING WORKS (B) DISMANTLING, CUTTING CHASE, HOLES ETC 10. Stripping off worn out plaster and raking out joints of walls, celings etc. upto any height and in any floor including removing rubbish within a lead of 75m as directed. |
| 19 | SECTION 1. ------------BUILDING WORKS (I) PLASTERING, POINTING ETC. A. ORIGINAL WORKS 1.Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including 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] i) With 1:6 cement mortar (b) 20 mm thick plaster |
| 20 | SECTION 1. ------------BUILDING WORKS (I) PLASTERING, POINTING ETC. A. ORIGINAL WORKS 1.Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including 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] i) With 1:6 cement mortar (c) 15 mm thick plaster |
| 21 | SECTION 1. ------------BUILDING WORKS (I) PLASTERING, POINTING ETC C. ADDITIONAL RATE 1.Extra for each additional floor over the rate for ground floor items 1 to 3 of subhead A : (ii) Internal plaster (a) Upto 4th floor N.B. : Extra for each additional floor in external walls refer item 1 of subhead C |
| 22 | BUILDING WORKS (F) STRUCTURAL STEEL WORKS, GRILLS, GATES ETC. A. ORIGINAL WORKS 13. (a) M.S.or W.I. Ornamental grill of approved design joints continuously welded with M.S, W.I. Flats and bars of windows,railing etc. fitted and fixed with necessary screws and lugs in ground floor. (Add extra @ 1% for each addl. floor upto 4th floor and @ 1.25%for each addl. floor above 4th floor) (i) Grill weighing above 10 Kg./sq.mtr and up to 16 Kg./sq. mtr. (MODE OF MEASUREMENT):-The weight of grill per sq.m. will be determined by taking thephysical weight of fabricated grill and dividing the same by covered area of the same. N.B. No shop priming will be allowed to facilitate inspection of workmanship. Weight of grill is to be taken after final grinding and finishing the weld. |
| 23 | SECTION 1. ------------BUILDING WORKS (J)WHITE WASH, COLOUR WASH, DISTEMPER 7 Applying Interior grade Acrylic Primer of approved quality and brand on plastered or cencrete surface old or new surface to receive Distemper/ Acrylic emulsion paint including scraping and preparing the surface throughly, complete as per manufacturer's specification and as per direction of the EIC. (In Ground Floor) (b) Two Coats i) Water based interior grade Acrylic Primer[This item to be done under specific instruction of the Superintending Engineer] |
| 24 | SECTION 1. ------------BUILDING WORKS (J)WHITE WASH, COLOUR WASH, DISTEMPER A. ORIGINAL WORKS 10 Acrylic Distemper to interior wall, ceiling with a coat of solvent based interior grade acrylic primer (as per manufacturer's specification) including cleaning and smoothning of surface. Two Coats |
| 25 | SECTION 1. ------------BUILDING WORKS (K) PAINTING, VERNISHING ETC A. ORIGINAL WORKS 2 (A) Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface, if necessary : With other than hi-gloss of approved quality-(iv) Two coats (with any shade except white) |
| 26 | SECTION 1. ------------BUILDING WORKS (K) PAINTING, VERNISHING ETC A. ORIGINAL WORKS 1 (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 (This item is applicable to new work or old work when the original surface has been exposed by removal of old paint.) |
| 27 | BUILDING WORKS (K) PAINTING, VERNISHING ETC?(A) ORIGINAL WORKS.(2)(A) Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface, if necessary :(b) On steel or other metal surface :With super gloss (hi-gloss) -(iv) Two coats (with any shade except white) |
| 28 | SECTION 1. ------------BUILDING WORKS (K) PAINTING, VERNISHING ETC A. ORIGINAL WORKS 1 (b) Priming one coat on timber or plastered surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc. (This item is applicable to new work or old work when the original surface has been exposed by removal of old paint.) |
| 29 | SECTION 1. ------------BUILDING WORKS (K) PAINTING, VERNISHING ETC A. ORIGINAL WORKS 2 (A) Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface, if necessary :(a) On timber or plastered surface :With super gloss (hi-gloss) -(iv) Two coats (with any shade except white) |
| 30 | BUILDING WORKS (G) WOOD AND PVC WORKS D. ACCESSORIES 4. Supplying, fitting and fixing M.S. clamps for door and window frame made of flat bent bar, end bifurcated with necessary screws etc. by cement concrete(1:2:4) as per direction. (Cost of concrete will be paid separately) (b) 40mm X 6mm, 200mm Length (The concreting will have to be done for equivalent thickness of 2 layers of brick work and for the entire width of the wall. No deduction on brick work will be made). |
| 31 | MATERIALS AND LABOUR 1. Building (B) Labour Rates Per Diem : 3)Mazdoor (Male). Note: (I)The above rates of labour are exclusive of 10% contractors profit and 1% Labour welfare cess which would be admissible to the Contractors, but contractual percentage will not be applicable. (II) The workersemployed on high rise building or any structure over 30 ft in height and also workers engaged in Tunnel shall be paid 20% extra wages. |
| 32 | BUILDING WORKS (G) WOOD AND PVC WORKS D. ACCESSORIES 10. i) Iron hasp bolt of approved quality fitted and fixed complete (oxidised) with 16mm dia rod with centre bolt and round fitting. (b) 250mm long. |
| 33 | BUILDING WORKS (G) WOOD AND PVC WORKS D. ACCESSORIES 5. Iron butt hinges of approved quality fitted and fixed with steel screws, with ISI mark (vi) 100mm. X 50mm. X 1.25mm.. (Add Extra 30% for Oxidised Fittings) |
| 34 | Sub Total |
| 35 | GST 18% |
| 36 | CESS 1% Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Oct 31, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedNov 17, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 15 daysNov 19, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 17 daysTender Documents
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