Public Works Department Tender

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Public Works Department - PWD Tender

Works
Civil And Construction
Building Construction
Eprocure
Opening Date30 Jul 2024
Closing Date21 Aug 2024
Tender Amount₹ 81,96,474 
Notes
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Costs

Summary

Urgent Repair To Distressed Concrete In Ceiling Of Different Ward, Corridor And Attached Rooms Inside Seven Storied, Rcc Structural Built Rrm Building Within Cnmc Hospital Campus, Kolkata During The Year 2024-25.

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BOQ Items

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2nd floor

7.04

8717

1238.28

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3rd floor

7.74

10046

1297.87

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4th floor

7.04

9557

1357.46

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5th floor

8.8

12470

1417.05

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Cleaning the concrete surface by removing dirt and debris, marking defectivelocations and removing loose concrete by careful stripping untill hard surface is exposed, cutting the concrete to regular shape, wire brushing the exposed surface and removing debris from site complete as per direction of the Engineer - in - Charge.

1285.92

137930

107.26

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Applying epoxy based reactive joining agent for joining the old concrete withfresh concrete to be applied within manufacturer's specified time as per manufacturers specification. (0.4 Kg / m² of concrete surface).

1285.92

473561

368.27

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Cleaning the exposed reinforcement preferably upto full diameter by wire brush, applying two coats of polymer based rust removing compound left for 24 hours, removing the coating and then applying two (2) coats of polymer modified anti corrosive protective coating formulated to inhibit the corrosion of reinforcement as per manufacturer's specification] [Mode of measurement:The affected surface area of reinforcement shall be considered for payment]

128.59

119844

931.99

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a) Applying 2 coats of bonding agent with synthetic multi functional rubber emulsion having adhesive and water proofing properties by mixing with water in proportion (1 bonding agent : 4 water : 6 cement) as per Manufacturer's specification [Cement to be supplied by the Department]

1299.47

136286

104.88

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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, basement and upto roof of ground floor/upto 4 m (i) Tor steel/Mild Steel. In GroundFloor TATA/RINL/SAIL

0.17

10869

65477.85

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1st floor

0.33

21929

66049.91

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2nd floor

0.22

14723

66621.98

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3rd floor

0.18

12229

67194.04

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4th floor

0.22

14976

67766.11

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5th floor

0.28

18888

68433.51

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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.b) 25 mm thick

321.48

197761

615.16

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Welding in M.S. structural work with gas or electric: (a) Tack weld

3960

42476

10.73

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Guniting concrete surface with cement mortar (25 mm nominal thick) applied with compressor after cleaning surface and spraying with epoxy complete as per Technical specification.

964.44

1048271

1086.92

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Providing and inserting nipples with approved fixing compound after drilling holes for grouting as per Technical specifications including subsequent cutting/removal and sealing of the hole as necessary of nipples after completion of grouting with Cement/Epoxy.

384

46680

121.56

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Sealing of cracks / porous concrete by injection process through nipples/Grouting complete as per Technical specification.

115.2

121095

1051.17

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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](ii) With 1:4 cement mortar(c) 10 mm thick plaster ground floor

187.72

29207

155.59

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1st floor

281.59

45155

160.36

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2nd floor

187.72

30997

165.12

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3rd floor

206.5

35083

169.89

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4th floor

187.72

32787

174.66

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5th floor

234.66

42384

180.62

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(i) With 1:6 cement mortar (b) 20 mm thick plaster. Ground floor

225.99

46253

204.67

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1st floor

282.49

59163

209.44

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2nd floor

282.49

60510

214.2

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3rd floor

225.99

49485

218.97

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4th floor

141.25

31603

223.74

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5th floor

141.25

32445

229.7

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Supplying and laying true to line and level Double Charge Vitrified Tiles of approved brandconforming to IS 15622: 2006 (Group B I a) and tested as per IS 13630:2006 (relevant parts) [Non-modular sizes for tiles with Water Absorption (av.) ≤ 0.08 %] in floor, skirting etc. set in 20 mm thick sand cement mortar (1:4) bed prepared after application of slurry using 1.75Kg of cement perSqm 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 with 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)(a) ln Ground FIoor:(size not Iess than 600mmX 600 mm X 9.5 mm thick) (A) Deep Colour & White. ground floor

187.72

332553

1771.54

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1st floor

187.72

335238

1785.84

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2nd floor

187.72

337923

1800.14

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3rd floor

187.72

340607

1814.44

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4th floor

187.72

343292

1828.75

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5th floor

187.72

346872

1847.81

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Cutting joints of existing floor and wall (Granite/Marbel/Tiles etc) by 3mm wide x 7mm deep & filling the joints with 100% stain free chemical and temperature resistant, anti-bacterial and anti-fungal epoxy grout with approved manufecturer to match the colour of existing floor/wall icuding the cost of materials, labour and all other incidental charges complete true to the manufacturer's specification and direction of Engineer-in-charge.

2575.2

250932

97.44

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Rendering the surface of walls and ceiling with white cement based wall putty of approved make and brand(1.5mm thick)

2585.39

338939

131.1

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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. 1 Two Coats

18178.26

1516540

83.43

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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)(a) One Coat(ii) Solvent based interior grade Acrylic Primer . 4th floor

1782.18

71579

40.16

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5th floor

1425.75

57263

40.16

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Applying Acrylic Emulsion Paint of approved make and brand on walls and ceiling including sand papering in intermediate coats including putty (to be done under specific instruction of Superintending Engineer) : (Two coats)ii) Luxury Quality. 4th floor

1782.18

148680

83.43

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5th floor

1425.75

118945

83.43

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Supplying bubble free float glass of approved make and brand conforming to IS: 2835-1987..iii) 5mm thick clear glass.

25.92

16249

626.89

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Priming one coat on timber or plastered surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc.

2426.62

109898

45.29

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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. pn the surface, if necessary :a) On timber or plastered surface :With super gloss (hi-gloss) -iv) Two coats (with any shade except white)

2426.62

234256

96.54

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Polishing only of old marble or terrazo work with oxalic acid powder using 33 gms/ sq.m. by manual labour / machine where necessary.

4505.43

204044

45.29

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Lifting up bodily (1.5 x 0.9 x 0.9) meters wooden work bench table with drawers or reagent racks along with sink and waste pipe and removing the same outside the room carefully without disturbing or damaging other furniture and resetting again after completion of channel drain construction.

120

20594

171.62

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Providing and fixing of false ceiling with powder coated exposed G.I. grid suspension system (E-Grid T 2430 or equivalent load carrying capacity with mid span deflection not exceeding 1/360 span with hanger spacing of 1200mm c/c) consisting of Main Runner 3600 mm long, Cross Tee 1200 mm / 600 mm long and Wall Angle. The Wall Angle shall be fixed on PVC Dash Fasteners on the perimeter of the wall by steel screws with distance 300mm c/c. The Main Runners to be placed @ 1200 mm. The Cross Tee 1200mm will be inserted in the pre-cut slots of Main Runner at regular interval of 600 mm to form a modular grid of 1200mm X 600mm. Additional Cross Tees of 600 mm shall be placed perpendicular to the Cross Tee 1200 mm long to finally form a grid of 600 mm X 600 mm. Grid of module size 600 mm X 600 mm shall be supported by 6 mm dia G.I. wire from purlins / soffit. 6 mm thick High Pressure Steam Cured Non Asbestos Fibre Cement Standard Ceiling Board (Density 1300 Kg/m3) of size 595 mm X 595 mm, conforming IS 14862 & Type B Category III of ISO 8336, tested as per AS-1530 part 3 & BS-476 Part 4,5,6,7 & 8, should be placed in the Grid module to form a False Ceiling. All complete as per the drawing & directions of Engineer-in-charge. In ground floor. False Ceiling (with 6mm thick Fibre Cement Standard Ceiling Board and E-Grid T-2430).

41.7

29372

704.35

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Removal of rubbish.earth etc. from the working site and disposal of the same beyond the compound, in conformity with the Municipal / Corporation Rules for such disposal, loading into truck and cleaning the site in all respect as per direction of Engineer in charge

200

39568

197.84



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