Tender For Repairs To Leakage/Seepage, Roof Sheet, Sunken Slabs And Certain Other Work In G & H Including Tech Area At Nb (K) Under Ge (Nw) Kochi
Tender Value
44.90 Lakhs
Estimated cost
Bid Submission
24 Aug 2026
1 days left
EMD
89800
Bank guarantee accepted
Document Fee
500
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Ernakulam → Kerala
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Repairs To Leakage/Seepage, Roof Sheet, Sunken Slabs And Certain Other Work In G & H Including Tech Area At Nb (K) Under Ge (Nw) Kochi
Corrigendum
| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 17-Aug-2026 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 24-Aug-2026 |
BOQ
| Sl. No. | Item Description |
| 1 | Dismantling timber scantlings 40 Sqcm and over in section, in any position in framed work complete all as specified and directed. |
| 2 | M&L for second class hard wood scantling, clean sawn, 40 Sqcm and over in section, in framed work complete all as specified and directed. |
| 3 | Dismantling single layer mangalore pattern or similar tiles in roofing complete all as specified and directed. |
| 4 | Dismantling tile battens of any size including tiling fillets spaced exc 15 cm centre to centre complete all as specified and directed. |
| 5 | S&F second class hard wood clean swan battens for tiles fixed at 30 cm centre to centre, Sectional area exc 5 Sqcm and nexc 15 Sqcm complete all as specified and directed. |
| 6 | All as per item No 5 above but fixing only battens (battens shall be used obtained from dismantlings) complete all as specified and directed. |
| 7 | M&L for preparing surface of tiles or slate battens, any size and spacing, prepared and treated all over (measured overall on one side only, spaces not deducted) with creosote complete all as specified and directed. |
| 8 | M&L for roof tiles, Mangalore pattern, interlocking at side joints, laid dry complete all as specified and directed. |
| 9 | All as per item No 8 above but except tiles (tiles obtained from dismantling shall be used) complete all as specified and directed. |
| 10 | M&L for ridge or hip tiles to suit Mangalore pattern of roofing tiles, bedded and jointed in cement mortar 1:6 complete all as specified and directed. |
| 11 | All as per item No 10 above but except tiles (tiles obtained from dismantling shall be used) complete all as specified and directed. |
| 12 | M&L for roof tiles, Mangalore pattern, interlocking at side joints, laid dry on RCC slope roof and chajja fxied with cement mortar (1:4) including dismantling of old tiles complete all as specified and directed. |
| 13 | S&F in repair EURO GUARD PRO SQUARE UPVC RAINWATER GUTTER (220 MM), with all necessary fittings, clamp, joints, end cap, corner drop, centre drop, etc joining compounds, nut, bolts or screws etc and fixing in position, at any height complete all as specified and directed. |
| 14 | S&F in repair 110 mm bore PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls (jointing shall be done with solvent cement) complete all as specified and directed. |
| 15 | S&F PVC (SWR) bends, any radius, 110mm bore complete all as specified and directed. |
| 16 | S&F in repair PVC eaves gutter 180mm dia, semi circular with all necessary fittings, joining compounds, clamps, nut, bolts or screws etc and fixing in position at any height complete all as specified and directed. ( Height up to 12 mtr) |
| 17 | S&F in repair 80mm bore PVC (SWR) rain water pipes , with all necessary fittings (except bend), joining compounds, clamps, nut, bolts or screws etc and fixing in position, at any height complete all as specified and directed. |
| 18 | S&F 180mm bore PVC (SWR) bends, any radius, fixed with rubber ring joints complete all as specified and directed. ( Height up to 12 mtr) |
| 19 | Dismantling of plain or corrugated steel sheeting any gauge, thickness including nanital or similar pattern roof covering complete all as specified and directed. |
| 20 | S&F 0.71 mm thick, aluminium sheeting alloy 31000 H4 in ridge,hip,valley gutter,drip and straight flashing(length and gritg as fixed) complete all as specified and directed. |
| 21 | S&F for pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50mm thick of any colour having tensile strength of 550Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and directed. |
| 22 | S&F pre painted plain sheet 0.50mm thick of any colour having tensile strength of 550Mpa as in roof covering/cladding, fixed with screws complete all as specified and directed. |
| 23 | M&L for 2 mm thick fibre glass reinforced translucent corrugated sheeting with two corrugations side lap fixed with L type or J type or cranked hook bolts in roof and walls complete all as specified and directed. |
| 24 | Dismantling of boarding of any description,fixed in any position with nails complete all as specified and directed. |
| 25 | M&L for 4mm thick ACP sheet as in ceiling and eves board including cutting and fixing with screw and 40x40x2mm MS Tubes in between to wall and wall end ACP sheet complete all as specified and directed. |
| 26 | Dismantling wrought iron or mild steel work of any description not otherwise provided for complete all as specified and directed. |
| 27 | S&F roof trusse (framed) confirming to Fe 410W, trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces, cleats etc. complete all as specified and directed. |
| 28 | Cleaning vegetation growth over MP tiles roof, RCC roof, chajja etc upto fourth storey complete all as specified and directed. |
| 29 | Taking down the existing water proofing treatment from the roof including cement mortor, removing debris off the premises and cleaning the roof complete all as specified and directed. |
| 30 | M&L for 10 mm thick layer of rendering in CM 1:3 mixed with 3 % of WPC over neat cement slurry with 3.0 Kg of cement per Sqm complete all as specified and directed. (Note: WPC shall be measured and paid separately). |
| 31 | M&L for water proofing treatment by applying oil bound bituminous primer 0.20 Kg/Sqm, providing and laying 4 mm thick APP modified water proofing membrane weighing not less than 4 Kg/Sqm, reinforced with non-woven polyster matt not less than 160 gm/sqm, having softening point not less than 1400 C longitidunal tensile strength not less than 650 N/Sqcm tearing strength of 180 N by torque application including minimum 10 cm side overlap and 15 cm end lap and applying a coat of blown grade hot bitumen 85/25 conforming to IS : 702 heated to a working temp of 180 degree and applied @1.2kg/Sqm finishing the surface with solar reflective bitmininous aluminium paint @100 gm/sqm, complete all as specified and as directed by Engineer-in-Charge and as per manufacturer's instructions. |
| 32 | Taking down existing damaged water closet alongwith complete PCC and lime concrete from sunken floor and providing new EWC / IWC and water proofing treatment to sunken floor as per following stage :- (i) 15mm thick plastering in CM (1:2) with WPC at all around and base of sunken floor with proper slope. (ii) Applying a coat of 85/25 gde hot bitumen @ 0.7Kg/Sqm over a coat of bituminous primer @0.5Kg/Sqm and then pasteing of polythene film, 150 micron, natural colour with cold cut back adhessive.(iii) Providing cement concrete to fill up the sunken floor (PCC 1:4:8) after testing of water tightness. |
| 33 | Demolition of brick work or stone, boulder, precast PCC block masonry including all quoins, arches, pillar, etc. built in cement mortar or cement lime mortar complete all as specified and directed. |
| 34 | M&L for pre-cast cement concrete block masonry with solid blocks, Type C1, 1:3:6 (using 20mm graded stone aggregate) exc. 10 cm in width and setting in mortar 1:6, complete complete all as specified and directed. |
| 35 | M&L for cement plaster in two coat 8mm thick in CM 1:4 using WPC over 12mm in CM 1:6 on external surfaces finished even and smooth without using extra cement complete all as specified and directed. (Note: WPC shall be measured and paid seperately) |
| 36 | M&L for rendering 10mm thick on brick or concrete wall surfaces with cement mortar (1:6) finished even and smooth without using extra cement complete all as specified and directed. |
| 37 | Supply only Liquid water proofing compound complete all as specified and directed. |
| 38 | M&L for preparation of new surfaces of walls including cornices (plastered) and applying two coats of cement base paint over a coat of priming complete all as specified and directed. |
| 39 | M&L for preparation of newly plastered surfaces of wall and applying three coats of white wash on walls complete all as specified and directed. |
| 40 | Dismanting wall/ceiling board (fibre pulp insulation) or insulation boards any thickness including cover filters complete all as specified and directed. |
| 41 | S&F exposed GI powder coated snap grid frame for false ceiling 600x600mm size of wall angle 25x25x0.25mm size of cross tee and main tee 26x24x0.25mm and 32mm x 24mm x 0.25mm with 1.5mm dia double GI suspentor including supply and fixing of 4mm thick E Board decorative type in false ceiling including fixing arrangement from steel tress any type of tress complete all as specified and directed. |
| 42 | M&L for repair of cracks in the masonry walls upto 4th storey complete as follows and as directed by Engineer-in-Charge. (i) By marking 75mm either side of the crack and cutting with hand held cutter including chip off the plaster and exposing brick work (ii) Make groove at every 150 mm c/c perpendicular to the crack and provide 8 mm dia TMT bar (iii) Prepare AR mortar in the ratio of 1:3 and add Nitobound AR manufactured by M/s Fosroc or equivalent per bag of cement and grout and apply the same with 20 mm nozzle to the primed concrete surface. Fill up and finish the crack using a trowel. Note: Reinforcement shall be measured and paid separately under relevent item of this schedule. |
| 43 | M&L for repair of cracks between the interface of concrete and brick upto 4th storey complete as follows and as directed by Engineer-in-Charge. (i)By marking 75mm either side of the crack and cutting with hand held cutter including chip off the plaster and exposing brick work and concrete surface (ii) Clean with water and allow to dry (iii) Prepare AR mortar in the ratio of 1:3 and add Nitobound AR manufactured by M/s Fosroc or equivalent per bag of cement and apply the same up to half the thickness of plaster using trowel to the primed concrete surface (iv)Fix chicken wire mesh or fibre mesh over the first layer of plastering. (v) Continue the 2nd layer of plastering with Nitobond SBR followed by smooth finish including filling up and finishing the crack using a trowel. |
| 44 | M&L for one coat of brush bond TGP crystalline capillary water proofing system for cementitious substrates for waterproofing against the positive or negative sides of wall for damp proofing, repairing cracks, plugging holes and stopping active leakage complete all as specified and directed. |
| 45 | M&L for removing completely existing expansion joints (width of joint 20mm-25mm) between columns & walls and cleaning the surface & gap thouroughly with wire brush/coir brush & water jet and filling the gap with approved joint filling sealant, and inserthing 25mm thick neoprime/shalitex padsand sealed with poly sulphide sealent of approved make,minimum 40 mm deep 0.80mm thick/300mm wide wide aluminium sheet shall be fixed over the joint with rawl plugs & cadmium plated steel screws complete all as specified and directed. |
| 46 | M&L for 75mm dia of outlet PVC (SWR) floor trap, plain with grating including jointing with solvent cement complete all as specied and directed. |
| 47 | Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing) removing serviceable tiles to store and rubbish of premises complete all as specifeid and directed. |
| 48 | M&L for coloured ceramic tiles coloured light shade 7 to 8 mm thick area of each tile exceeding 0.18 sqm but not exceeding 0.38 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match over 15mm thick screed bed in CM 1:6 complete all as specifeid and directed. |
| 49 | M&L for racking out of tiles joints, manually or by mechenical means or chipping off the the disintegrated concrete of sunken slabs and sides and clean the area with wire brush and coir brush. Seal the disturbed area with polymer modified mortar using of approved make. Coving has to be done at all the corners with polymer modified mortar Seal all the plumbing line sand holes with non shrink grout of make BASF/ M/S Fosroc, IWL, STP Ltd. Replace all pipes by PVC and shall be placed properly in position Keep the water on sunken tanks and floors for 24 hrs for observing the leakages and to ensure water tightness. Pressure grouting has to be done at all the damaged areas/ joints with water proofing admixture. Water proof the area with Acrylic polymer modified water proofing coating , Brush bond RFX or equivalent in two coats.Water proofing products confirm to BASF/ M/S Fosroc chemicals Pvt Ltd/ IWL, STP Ltd. Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Aug 17, 2026
11:30 IST
Tender Published
Tender notice published.
Completed
Aug 24, 2026
18:00 IST
Corrigendum-1 Issued
Clarifications on tender conditions and amendments issued.
Upcoming · 1 dayAug 24, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 1 dayAug 31, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 8 daysTender Documents
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