Tender For Repairs To Reinforced Cement Concrete Roof Treatment, Parapet Walls, Rain Water Pipes Including Cutting Down Vegetation Growths In Accessible And Non Assessable Roofs And Other Connected Works In Certain Buildings Of Area A & B At Naval Do
Tender Value
94 Lakhs
Estimated cost
Bid Submission
05 Nov 2026
10 days left
EMD
1.66 Lakhs
Bank guarantee accepted
Document Fee
1000
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Visakhapatanam → Andhra Pradesh
EMD Exemption
Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Repairs To Reinforced Cement Concrete Roof Treatment, Parapet Walls, Rain Water Pipes Including Cutting Down Vegetation Growths In Accessible And Non Assessable Roofs And Other Connected Works In Certain Buildings Of Area A & B At Naval Dockyard Visakhapatnam Under Ge(I) Dm Visakhapatnam
BOQ
| Sl. No. | Item Description |
| 1 | Demolition of brick work/PCC Block masonry or stone / boulder masonry built in cement mortar including removal of debries outside of Dockyard premises complete all as specified and directed. |
| 2 | M&L for Pre cast cement concrete type 1:3:6 type C-1 (20mm graded stone aggregate) block masonry with solid blocks exc 10 cm in width and setting in cement mortar 1:4 complete all as specified and directed. |
| 3 | Taking down cement plaster on brick/RCC parapet walls etc including racking out joints hacking for key, scrubbing down with water etc,complete all as specified and directed. |
| 4 | M&L for rendering 15 mm thick plaster in CM (1:4) on fair face of brick or concrete surfaces of walls finished even and smooth without using extra cement complete all as specified and directed. |
| 5 | M&L rendering 10mm thick cement plaster 1:3 on fair faces of brick work or concrete surfaces of wall finished even & smooth(without using extra cement) complete all as specified and directed. |
| 6 | M&L rendering 5mm thick cement plaster 1:3 on fair faces concrete surfaces of ceilings finished even & smooth(without using extra cement complete all as specified and directed. |
| 7 | M&L for preparation of new plastered surfaces of walls and applying two coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 sqm diluted with water as per manufacturer instructions by using Airless spray technology machine with max working pressure of 3300 PSI and capable of operating single spray gun with a max material hose length of 30 mtr, the spray machine should be from reputed manufacturer with pro guard technology and capability of tracking pressure and paint usage and certified by paint manufacturer and acccessories for applying paint in hard to reach areas and penetration of paint on the surface complete all as specified and directed. |
| 8 | M&L for preparation of new plastered surfaces of wall and applying two coats of distemper oil emulsion over a coat of primer with 3mm thick wall care putty on wall by using airless spray technology with max working pressure of 3300 PSI and capable of operating single spray gun with a max material hose length of 30 mtr the spray machine should be of reputed manufacturer with pro guard technology and capability of tracking pressure and paint usage and certified by paint manufacturer and as mentioned in PS and accessories for applying distemper should be able to spray in hard to reach areas and penetration of distemper on the surface complete all as specified and directed. Note : - Sanding of surface to be done by mechanical sander with 1500 - 2700 rpm, with internal dust extraction system for clean environment certified by paint manufacturer. |
| 9 | M&L for preparation of new plastered surfaces of ceiling and applying two coats of distemper oil emulsion over a coat of primer with 3mm thick putty by using airless spray technology with max working pressure of 3300 PSI and capable of operating single spray gun with a max material hose length of 30 mtr the spray machine should be of reputed manufacturer with pro guard technology and capability of tracking pressure and paint usage and certified by paint manufacturer and as mentioned in PS and accessories for applying distemper should be able to spray in hard to reach areas and penetration of distemper on the surface complete.Note : - Sanding of surface to be done by mechanical sander with 1500 - 2700 rpm, with internal dust extraction system for clean environment certified by paint manufacturer. |
| 10 | Demolition of RCC work of any description and in any position not otherwise specifically provided forincluding removal of debris outside ND(V) complete all as specified and directed (reinforcement cut as required to facilitate demolition). |
| 11 | M&L for RCC type B1, 1:2:4 (20mm graded aggregate) nominal mix in foundations, including rafts, footings, foundation beams, plinth beams, bases for columns etc., basement slabs, under-remaed piles and mass concrete complete all as specified and directed. |
| 12 | M&L for mild steel TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and directed. |
| 13 | Dismantling wrought iron or mild steel work of any description complete all as specified and directed. |
| 14 | M&L MS rolled section of grade Fe-410-W (Gde - E-250), quality - A (beam, tee, angle channel or flat sections) as in roof trusses (framed), trussed purlins, crane gantries rails, and fastening and heavy bracket framing including distance pieces, cleats etc.including dismantling existing one complete all as specified and directed. |
| 15 | M&L for steel work in tubular truses including special shaped washers etc., complete using ERW or induction butt welded tubes conforming to IS 1161-1979 grade St 240 including dismantling existing one complete all as specified and directed. |
| 16 | M&L for Mild steel plates, plain or chequered, of grade Fe-410-W (Gde - E-250), 5mm thick or over in thickness in available size complete all as specified and directed. |
| 17 | M&L for preparation of new or previously untreated steel and iron surfaces of any description over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer complete all as specified and directed. |
| 18 | S&F Pre- painted galvatume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specified including dismantling existing one complete all as specified and directed. |
| 19 | S&F Pre-painted galvalume aluminum zinc coating GI based Plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specifiedd including dismantling existing one complete all as specified and directed. |
| 20 | S&F Fibre glass reinforced translucent corrugated sheeting of 2mm thick with two corrugations side lap fixed with coach screw and washer in roof, wall etc fixed with self tapping screws as specifiedd complete all as specified and directed. |
| 21 | M&L for removal of existing membrane of roof treatment,water proofing treatment at parapet / vertical walls, cleaning the concrete / plastered surface, removing dirt and debris, making defective locations and removing loose concrete plastered surface by careful stripping untill hard surface is exposed, cutting the concrete / plastered surfaces to regular shape, wire brushing the exposed surface and removing debris outside ND(V) area complete all as specified and directed. |
| 22 | Brushing neat cement slurry @ 3.0 Kg of cement per sqm all as specified and directed for bonding between old and new concrete complete all as specified and directed. |
| 23 | M&L for 25 mm thick (average thickness) PCC 1:2:4 type B0 (using 12.5 mm graded crushed stone aggregate) as in padding over roof and finishing the surfaces fair and even without using extra cement complete all as specified and directed. |
| 24 | M&L water proofing treatment on cleaned RCC roof comprises with the following operation as specified here-in-below :- (a) 20 mm thick (av. mimimum thickness) plastering in cement mortar 1:3 mixed with liquid water proofing compound @ 3% by weight of cement & finishing the plastered surfaces even and smooth over cleaned RCC roof. The plastered surface shall be cured properly for ten days by ponding of water over roof. (b) After drying the surface, apply bitumen primer of density at 25°C, 0.87 to 0.89 kg / Liter and viscosity 70-160 cps over the plastered surface @ 0.40 Ltr / Sqm. The manufacturer of primer shall be the same membrane manufacturer (c) Providing and laying 3mm thick APP (Atactic Polypropylene Polymer) modified prefabricated five layer, weight not less than 3.6 kg/Sqm water proofing membrane, black finished reinforced with non woven polyester matt make as approved over the primer coat. Membrane shall be laid using butane torch and sealing all joints etc all as per Para 11.44.5 of SSR Part I. (d) Applying one coat of Aluminium paint @ 0.1 ltr per Sqm over APP based polymetric membrane complete all as per manufacturer's instruction. |
| 25 | M&L water proofing treatment on vertical surfaces like. parapet walls etc. comprises with the following operation as specified here-in-below :- (a) 15 mm thick (av. mimimum thickness) plastering in cement mortar 1:3 mixed with liquid water proofing compound @ 3% by weight of cement & finishing the plastered surfaces even and smooth over cleaned surfaces. The plastered surface shall be cured properly for ten days . (b) After drying the surface, apply bitumen primer of density at 25°C, 0.87 to 0.89 kg / Liter and viscosity 70-160 cps over the plastered surface @ 0.40 Ltr / Sqm. The manufacturer of primer shall be the same membrane manufacturer (c) Providing and laying 3mm thick APP (Atactic Polypropylene Polymer) modified prefabricated five layer, weight not less than 3.6 kg/Sqm water proofing membrane, black finished reinforced with non woven polyester matt make as approved over the primer coat. Membrane shall be laid using butane torch and sealing all joints etc all as per Para 11.44.5 of SSR Part I. Primer & the membrane shall be inserted in the groove & the groove shall be sealed with cement mortar 1:3 mixed with liquid water proofing compound @ 3% by weight of cement (d) Applying one coat of Aluminium paint @ 0.1 ltr per Sqm over APP based polymetric membrane complete all as per manufacturer's instruction. |
| 26 | M&L for Cutting grooves in brick wall, 75mm wide and 65mm deep and shaping horizontal face of groove with cement mortar 1:3 complete all as specified & directed |
| 27 | Taking out PVC (SWR) soil waste and vent pipe of any size including all fittings etc complete all as specified and directed |
| 28 | Taking up or down 25 mm bore steel water tubing and connections including cleaning for refixing or removal complete all as specified and directed. |
| 29 | S&F 25 mm dia (outer diameter of the pipe) Unplasticised PVC pipes of pressure rating 10 kgf/cm2 fixed complete to walls, ceilings or in floors etc., any type of pipe complete all as specified and directed. |
| 30 | S&F 25 mm dia gun metal globe/gate valve with iron wheel head screwed both ends for iron pipes and fixed in existing position including taking down unserviceable one complete all as specified and as directed. |
| 31 | S&F 110 mm dia PVC (SWR) pipes single, socketed, in any length with rubber ring joints fixed to wall complete all as specified and directed |
| 32 | S&F 160 mm dia PVC (SWR) pipes single, socketed, in any length with rubber ring joints fixed to wall complete all as specified and directed |
| 33 | S&F 160 mm bore PVC (SWR) bends (any radius) with oval access door complete all as specified and directed. |
| 34 | S&F 110 mm bore PVC (SWR) bends (any radius) with oval access door complete all as specified and directed. |
| 35 | Taking out deteriorated / leaking valley gutters of any shape, size and material from the work shop buildings at height of 6 m to 20 m including disconnecting the funnels from gutters & rain water pipe, in position and S&F new valley gutters with new Pre- painted galvalume aluminum zinc coating GI based plain sheet of 0.6 mm thick made to shape and size ( width of sheet required is 800 mmtto1200 mm) with 200 mm over laps with double washer self driving screws at joint using leak proof jointing material (Tar roof compound or similar material) and fixed in position complete all specified and directed. |
| 36 | Taking out deteriorated / unserviceable funnels of valley gutters of any shape, size and material from the work shop buildings at height of 6 m to 20 m including disconnecting the funnels from gutters & rain water pipe, in position and Supply & fixing with new funnel made out of Galvalume plain sheet of 0.60 mm thick to required shape and size to match with the existing funnels with extra collar of 50 mm over the actual outer diameter of rain water pipe and inserting into the rain water pipe with 150mm length in to the rain water pipe with double washer self driving screws using leak proof jointing material (Tar roof compound) or similar material and fixed in position complete all as specified and directed.Note:- MS flat iron clamps shall be measured and paid separately under respective iten in this schedule as 'supply only' . |
| 37 | Supply only MS flat iron clamps made to any shape with flat iron of 40mm wide and 6m thick (Length of FI required for each clampis 1.00m to 1.50 m ) to support the valley gutter, rain water pipes etc, complete all as specified and directed. |
| 38 | Cleaning and removing all debris/vegetation from roof surfaces of any height and cleaning the mouth of rain water pipe and removal of material outside ND(V) land complete all as specified and directed. |
| 39 | Cleaning of roof / vally gutter upto 600 mm wide including cleaning of RWP holes spouts at height of 6 m to 20 m of workshop buildings by rodding or with bamboo split and well flushing with water after cleaning the same and arresting the leakage by passing by suitable size of PVC SWR / fittings side pipe or by chipping off old concrete and applying concrete / cement mortar using with WPC, including removing of plant / Vegetation growths debris outside ND(V) area complete all as specified & directed complete all as specified and directed.Note :- Necessary bends, pipes etc.shall be measured and paid separately under respective iten in this schedule as 'supply only' |
| 40 | Cleaning away all vegetation, saplings, shrubs, brushwood, undergrowth, roots, and tress not exceeding 30cm girth (measured one metre above ground level) and removing distance of 50M outside the periphery of the area under & plater on surface of defected area with applying coat of bitumen on surface all as specified and directed. |
| 41 | S&F Rough cast, wired figured glass, 6.4mm thick exc.1 sqm but n.exc 1.5 sqm and glazing with oil putty in squares complete all as specified and as directed. |
| 42 | Demolition over Roof, Backup Materials (Roof tiles, Tiles Backup Materials, Screed, APP Membrain, Bituminus Primer, PCC pading & Rought Plaster and Cleaning the surface of the slabs, making it absolutely free from dust, oil or any type of deleterious materials etc by mechanical grinding, and chipping off the loosely adhesive mortar. The cleaning and preparation of the RCC surface must be carried out throughly to leave a sound base for the application of the primer, use of surface grinder is must. If any surface crack observed that should be cut \\"V\\" groove & should be packed with Fosroc Nitobond or equivalent in make as specified in PS SBR Latex polymer modified mortar @ 10% by weight of cement of Cementatious Grouting done with Forsorc or equivalent Cebex 100 @ 225 Gram pkt per 50 Kg bag of cement. All hairline cracks shall be chased to a 6mm x 6mm groove and filled using Fosroc Nitocote VF or equivalent including removal of waste material/Debris away from the Dockyard premises complete all as specified and directed. |
| 43 | M&L for covering Junctions between walls and bottom of the slab and peripheries shall be followed by providing a triangular fillet by 50mm x 50mm size. Groove cutting at all joints with a size of 20mm x 20mm. Roughen the wall floor junction with wire brush and remove loose and dirt particles with the air blower. Apply a bonding coat of Fosroc or equivalent in make as specified Nitobond SBR Latex and cement by volume on cleaned RCC surface by brush taking care to avoid pinholes. Making angle fillet (Hallore/Galta) within 10 minutes of bond coat application. Prepare PMM by taking 5L of Nitobond SBR Latex, 50 kg cement, and 150 kg sand. (i.e., in the ratio of 0.1:1:3) on RCC surface (slab and wall junction) finishing in smooth finish. Add the required amount of water to achieve a dough-like consistency, allowing it to be hand-packed effectively. |
| 44 | M&L for Providing necessary formwork for packing the bore using suitable arrangement (depending upon site conditions). Bore packing of sleeves & drain water pipes to be done using free flow non-shrink grout Fosroc Conbextra GP2 or equivalent for a minimum width of 10-20mm all around the sleeves by placing a leak-proof shuttering all around and then sealed with epoxy putty Fosroc Nitocate VF or equivalent in make as specified. |
| 45 | M&L for Prime the surface with Fosroc Nitoproof WB or equivalent in make as specified primer for priming concrete surfaces prior to the application of liquid applied water proofing coatings the diluted primer should be applied at a coverage of 8-10 Sqm/litre, preferably using roller. The applied primer should be allowed to reach tack free condition before applying liquid applied coatings and membranes. After completing the primer, providing and carrying out waterproofing treatment liquid applied single component pitch free polyurethane coating capable of bridging substrate cracks up to 2mm. Poviding and Applying Forsroc Nitoproof 600PF or equivalent chemicals a single component pitch free polyurethane-based coating. It is elastomeric, seamless waterproof membrane applied in 2 coats to DFT not less than 1.5mm thick @ 2.5 kg per sqm having a elongation capacity of over 400% and primer to be applied. Termination to be done on wall extending the coating to min 300mm height above the finished floor |
| 46 | level and sealed inside the groove of 20mm wide x 10mm thick flushed with polymer modified. Laying 150 Geo Textile (Non-woven NP Fibric) on the entire waterproofing treated surface with overlapping 100mm each, overlap sealed using synthetic rubber adhesive. This cloth making a separation layer between waterproofing and screed concrete Complete all as specified and directed. |
| 47 | Providing and applying protective screed of aversge 50 mm thickness on treated waterproof area. The concrete shall be admixed with Fosroc Conplast Wlxtra or equivalent in make as specified@ 200 ml/ Fosroc Conplast Crystalline @ 400 gm/ bag of cement, compaction, finishing surface suitably, curing, cleaning, testing etc. Paneling & groove 10mm X 6mm (Fosroc PU50) with paneling 3 Mtr X 2 Mtr complete all as specified and directed. |
| 48 | Note :- The unit rate quoted for all the above items includes working in a confined area, 20M height (approx) which requires proper scaffolding arrangements, /necessary safety gears and proper lighting arrangement. The rates quoted shall be accordingly considered for all the safety measure, scaffolding, height, lead and lift in the items. No additional payment is applicable for this elements. Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Oct 08, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedNov 05, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 10 daysNov 07, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 12 daysTender Documents
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