Military Engineer Services-MES has published Tender For Additional /Alternator To Bldg No. 10 For Mareech System At Arm Unit, Naval Base Kochi. Submission Date for this Tender is 05-12-2023. Building Work Tenders in kochi Kerala. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 23-Nov-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 30-11-2023 |
| 2 | 30-Nov-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 05-12-2023 |
| Sl. No. | Item Description |
| 1 | Taking down cement plaster on brick walls etc incl raking out joints hacking for key scrubbing down with water etc complete all as specified and as directed. |
| 2 | Demolition of brick /block work in cement mortar complete all as specified and as directed. |
| 3 | M&L for precast cement concrete block masonry type C1, 1:3:6 (20 mm graded aggregate) with solid blocks exc 10 cm in width and setting in cement mortar 1:6 complete all as specified and directed. |
| 4 | M & L hard core of broken stone of gauge n.exc 63 mm, deposited, spread and leveled in layers n.exc 15 cm thick watered and rammed to a true surfaces complete all as specified and as directed. |
| 5 | M&L cement concrete type D-2, 1:4:8 using (40mm graded stone aggregate) 100mm thick as in sub base flooring complete all as specified and as directed. |
| 6 | M & L for chequered colour cement concrete tiles 300x300x 25mm thick set jointed and pointed in neat cement slurry with grey cement and pigment in floors/stepsincluding screed bed or bedding layer of morter 15mm thick in cm 1:4 complete all as specified and directed |
| 7 | M&L for rendering 10mm thick on fair faces ofbrick or concrete surfaces in cement mortar 1:6, including finishing even and smooth without using extra cement, complete all as specified and as directed. |
| 8 | M&L for preparation new plastered internal surfaces and applying two coats of Interior Emulsion (Asian Rayale interior enulsion or equivalent in list of makes) over a coat of primer and 1.5mm thick wall care putty complete all as specified and directed. Note:- Application of paint, primer and wall care putty shall be as per manufacturer"s instruction. |
| 9 | Taking down chowkats with shutter n.exc 1.5 Sqm each (without taking off shutters from the frame) complete all as specified and as directed. |
| 10 | Taking down chowkats with shutter exc 1.5 Sqmbut n.exc 4 Sqm each (without taking off shutters from the frame) complete all as specified and as directed. |
| 11 | Use and waste of Formwork to sides and soffits of floor or roof beams, beamhaunchings, girders, bressummers, lintels, cantilevers, shelves including supports, overhangs, etc. also splays between floors and beams, etc. flat rough finished surfaces complete all as specified and as directed . |
| 12 | M & L for reinforcement cement concrete Type B1 1:2:4 (20mm graded aggregate) inlintels ,foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete complete in all as specified |
| 13 | M&L for TMTbarsinreinforcement10mm diaandoverincludingcuttolength , bendtorequiredshape , cranking/hookingendsifnecessaryandbindingwith0.9mmdiaMSwireannealedorweldingsoastosecurethebarfirmlyinposition/requiredshapecomplete all as specified and as directed . |
| 14 | M&L for TMT bars 5mm dia and over and including 10mm dia in stirrups, spacers and binders etc , cut to length, bent to shape required, including cranking bending spirally for hooping for coloumns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clipscomplete all as specified and directed |
| 15 | S&F powder coated aluminium frame for doors, windows, ventilators, partitions with one or more rebates including jointing cleats for fixing etc complete all as specified and as directed. |
| 16 | S & F Powder coated aluminium window and ventilator shutters, sliding type without sash bar, aluminium section weighing 0.55 kg/m or more including necessary joining cleats, glazing clips, rubber packing, anodised aluminium snap beading, screws etc. complete all as specified and as directed. Make : JINDAL or equivalent section from HINDALCO/INDALCO/MS AJIT IND PVT LTD |
| 17 | S&F Stainless steel wire cloth 0.36 mm nominal dia of wire and average width of aperture 1.40 mm and fixed with stainless steel wire staples complete all as specified and directed. |
| 18 | S&F 4 mm thick, sheet glass, ordinary quality and glazingwithoil putty /beedingin squares not exceeding 0.5 sqm each pane for fixing to aluminium/wooden joinery work complete complete all as specified and as directed. |
| 19 | S & F Powder coated aluminium10mm dia hexagonal grill fixed (decogrill) to aluminium frame with aluminium bidding complete all as specified and as directed. Make : JINDAL or equivalent section from HINDALCO/INDALCO/MS AJIT IND PVT LTD |
| 20 | S&F hydraulic door closer designation No:03 universal type suitable for door shutters of 851 to 1000 mm in width aluminium extruded section body ,weight of the shutter between 61 to 80Kgall as specified complete all as specified and directed. |
| 21 | S&F Powder coated aluminium door shutters,aluminium section weighing not less than 0.55 kg/m including necessary joining cleats,glazing clips, ruber neoprene packing,handles 2 Nos in each door, hinges,anodised aluminum snap beading screws etc. complete all as specified and as directed. |
| 22 | M&L 25 mm thick cement concrete type BO 1:2:4 using 12.5 mm graded stone aggregate as in below tiling complete all as specified and as directed. |
| 23 | S&F in repairs 2 mm thick PVC tiles/ sheets laminated plain coloured, marbled mosaic or mottled finish, laid with approved rubber based adhesive in floors complete all as specified & directed. |
| 24 | S&F in repairs 2mm PVCtiles, plain coloured or mottled finish laid with approved rubber basedadhesivein vertical surfaces such as in skirting etc complete all as specified & directed. |
| 25 | M&L point wiring with 1.5 Sqmm PVC insulated unsheathed FRLS multistranded single core copper conductor cable in PVC concealed conduit rigid non metallic on wall except beam, column and RCC roof and chases cutting incl1.6 mm thick MS sheet pressed terminal box (recessed) with 3mm thick laminated hylem top cover incl 1.5 Sqmm PVC insulated copper conductor earth continuity wire for one light/fan point controlled by one switch complete all as specified and as directed. |
| 26 | All as per item No 25 above but for one 5 pin 5 amps socket outlet on the same board complete all as specified and as directed. |
| 27 | All as per item No 25.above but for one 5 pin 5 amps socket outlet an independent board complete all as specified and as directed. |
| 28 | All as per item No 25 above but with 4 Sqmm copper conductor including 4 Sqmm copper cable on earth wire for one 3 Pin 16 Amps Socket outlet independent board complete all as specified and as directed.. |
| 29 | S&F switch piano flush type 5A one way complete all as specified and as directed. |
| 30 | S&F S/S combination 3 pin 5 Amps flush type complete all as specified and as directed. |
| 31 | S&F S/S combination2 in 1 3 pin 5 and 15A flush type universal complete all as specified and as directed. |
| 32 | S&F ceiling rose surface bakelite 65 x 50mm 3 terminals complete all as specified and as directed. |
| 33 | Material and labour for submain wiring with 2 runs 6 Sq mm single core,PVC insulated, unsheathed, multistranded copper conductorFRLSH cable 1100 volts grade drawn through PVCconcealed conduit not less then 25 mmwith all accessories , one run of 6 Sqmm cable single core PVC insulated, unsheathed, ,1100 Volts grademultistranded copper conductor FRLSH cableas earth continuityconductor and connecting including cutting the chases etc and making good the disturbed surface to match with the existing complete all as specified anddirected. Note:-Three runs of6 Sqmm sizecopper cable, and one run of PVC conduit shallbe measured as one unit length. |
| 34 | S&F Sheet metal enclosureSPNDBwhen MCB"s to be used 8 way with 200 amps bus bardouble door complete all as specified and as directed. |
| 35 | S&F MCB SPN 40 amp, 240 volts, 10 KA including all electrical connection all as specified and as directed. Make-L&T Cat Part No. BB20320B or equivalent make in list of makes |
| 36 | S/F MCB SP 6 Amps to 32 Amps 240 volt ,all as specified and directed,capacity complete all as specified and directed. Make-L&T Cat Part No. BB10060B to BB10320B or equivalent make in list of makes |
| 37 | S & F SPN enclosure withtwo pin and earth plug and socket complete with one SP MCB, 20 Amps having breaking capacity 10 kA,including taking down old unserviceable eath plug complete all as specified and as directed. |
| 38 | Supply and fix LED Building securitylight 45W IP 65 protection, 120 Lumen/Watt including all accessories and suitable GI pipe for fixing on wall including all connection all as specified and dirceted . Make Crompton cat no LSTS-45-CDL-M or equivalent make in list of makes |
| 39 | Supply and fix LED flat panel with high brightness with glare free recessed 2 feet by 2 feet, 120 Lumen/Watt, 36 Watt endura slim pro plus fitting including all connection all as specified and directed. Make:Philips Cat Part No. RC380BLED36S-6500G4L60W60PSUOD or equivalent make in list of makes |
| 40 | S&F Tubelight fitting 1 x20 w ,with T 8 LED tube with aluminium Extrusion heat sink for optimum performance with high luminous efficiency and batten pre wired suitable for use with LED tube with concealed accessories complete. including taking down old one complete all as specified and directed. Make: Philips Cat part No:BN 021 LED12S 6500 PSU GR or equivalent make in list of makes |
| 41 | Earhing complete with galvanized steel earth plate electrode 600X600X6mm buried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate not less than 1.5 M below ground level, connected to galvanized earth lead wire 4 mm , by means of galvanized iron or steel bolts, nuts, check nuts and washers, and conneced to equipments as directed, including funnel with GI med grade watering pipe 20 mm bore, wire mesh charcoal or coke and common salt in alternate layers, of 15 cm compacted thickness all around the earth electrode, with concrete pit in PCC 1:3:6 type C-1 , 50 mm thick pre cast RCC 1:2:4 type B1 cover slab reinforced with 8 mm dia reinforced bar 15 cm C/C and earth lead handle protection including necessary excavation earth work in soft/loose soil and disposal of spoil to a distance n.exc.50m and necessary testing complete all as shown on electrical plate no.3 of MES SSR Part I and as directed . |
| 42 | Supply, installation , testing and commissioning of Air cooled Floor mounted Packaged Ductable Type Inverter AC of capacity 8 TR, energy efficient with inverter type, including supply and first charging of Eco friendlyrefrigerent R-410A, hard drawn copper refrigerent piping between indoor and out door units, control cabling between indoor & Out door units, Canvas flexible connections at Indoor units, provide rigid PVC Drain piping 25 mm dia up to nearest drain point. Package AC should Comprising of hermetically sealed scroll compressor with desired temperature of 22±2°C, cooling coil internally grooved copper tubing with aluminium fins, fans, motor, safety devices, hydrophilic coated suitable to work till 52 Deg ambient, LT panel with terminal box with suitable isollators and XLPE cabling with suitable MCCBs & MCBs at both Lt panel end and machine end as per OEM, including grouted on ribbed rubber pads as vibration insulators alongwith all standard fittings, HP/LP cutout, single phase preventor, OLR suitable for operational on three phase AC electric supply, including required foundation for base, MS frame stand for outdoor unit of Package Unit including fabrication work and installation work complete all as per OEM recommendation with making up good existing walls/floors/ceiling with existing finishes complete all as specified and directed . Make: Blue star /carrier/ Daikin Note: Copper piping and canvas measured and paid seperately under relevant item. |
| 43 | Supply, installation, testing and commissioning of dehumidifier of desiccant rotor type capacity not less than 700 CFM or nearest higher capacity model with RH controlling capacity of 55% ± 5% and display unit, including necessary pre filters necessary fixing and air inlet/ outlet connections with GI duct or flexible pipes as suitable in site conditions complete arrangements along the wall/ ceiling/ floor at site with suitable capacity of electrical DB panels, switch controls with suitable size of XLPE LT aluminium conductor Electric Cable Connections from LT panelto dehumidifier unit as per OEM recommendations complete all as specified and directed.Make: Bry Air /Hygro Tech Engineers Note:- Dehumidifier shallsatisfy the following requirements:- 1. Dehumidifier inside and outside body MOC shall be GI PP powder coated (anti corrosive paint) with double skin construction. 2. RH and temp sensor & controller with display unit to be installed inside the each room. 3. Air circulation type: 100 % recirculation. 4. Dehumifidier : Desiccant rotor type/Equivalent approved by OEM. 5. Desiccant type : Solid silica gel 6. All motors : IE 3 rated 7. Rotor seals : silicon Rubber 8. Desiccant rotor water vapour absorption capacity should be > 40% 9. Rotor should washable in water or non alkaline detergent after saturation in humid air. 10. Rotor assembly : Belt drive with idler pulley. |
| 44 | Note for item No. 43 continues:- 11. Electrical heaters: Tubular heaters. 12. Including operation Control panel switch gear 13. Bed drive motor : Induction motor 60W, 230/415 V AC, 3 ph 14. Process/reactivation air filters: mesh filters 15. Incase Dehumidifier unit shall be mounted on wall /ceiling suspended in a seperate on/off switch control to be provided for each dehumidifier insidethe room at above5 ft height from the Floor. 16. Including of suitable round/ rectangular shaped PVC pipe connections for openingsof machineries from supply and return air out lets |
| 45 | Material andlaying of Refrigerant piping (Suction & Discharge) Hard drawn from hard copper tube of suitable sizes as recommended by OEM, with copper elbows, tees all connecting material with insulation for Indoor and outdoor unit connections complete all as specified and as directed . Note for item No 44 : (i) One run of both Suction & Discharge pipe line along with insulation shall be measured as one length. (ii) Copper tubing shall be laid on tray of suitable size recommended by OEM and directed by Engg in Charge |
| 46 | Supply and fixingof Hard PVC drain piping of 32 mm PVC pipe alongwith 9mm nitrile rubber sleeve as recommended by OEM and as directed . |
| 47 | Supply , assembly and erection of GI sheet of size 24 Gauge(0.63mm) with TDF flange rectangular/square duct made out of "L"shaped hollow profile, duly factory boxed, incl all accessories such as Corner, Cleat, Carriage bolt,Gasket and appropriate sealant on longitudinal joints etc complete all as specified and as directed . |
| 48 | Supply , assembly and erection of GI sheet of size 22 Gauge(0.80mm)with TDF flange rectangular/square duct made out of "L"shaped hollow profile, duly factory boxed, incl all accessories such as Corner, Cleat, Carriage bolt,Gasket and appropriate sealant on longitudinal joints etc complete all as specified and as directed . |
| 49 | Supply and fixing and Application of Acoustic Insulation having 9mm thickness at Inside the Duct with Engineered Nitrile Rubber open cell foam with Density 150 - 180 Kg/m3using manufacturer"s recommended Rubber based Adhesive in a blend of solvents complete as per OEM recommendations and as directed . |
| 50 | Supply and fixing of Thermal Insulation of ducts using 13MM Closed Cell Nitrile Rubber, well adhesived, 40 -60 Kg/cm2 on Ducts not exposed to sunlight using Closed Cell Class O Nitrile Rubber Elastomeric Insulation of Density 40 - 60 Kg/m3, using manufacturer"s recommended Rubber based Adhesive in a blend of solvents complete as per OEM recommendations and as directed . |
| 51 | Material andLabour Machine made powder coatedsupply/return air square diffusers /grills of aluminium construction including 18 G GI collar VCD for supply air inlet complete all as specified and as directed .. |
| 52 | Material and Labour for superior quality flame proof type Canvas Connection between indoor unit and duct complete all as specified and directed . |
| 53 | Supply, fixing and testing of under deck insulation using class "O" Nitrile rubber of 32mm thickness (16mm-02 Layers) with duly laminated aluminium foil one side.The Insulation density shall be 40-55 Kg/m3, thermal conductivity to be 0.035 @ 0 deg C mean temperature and water vapour diffusion resistance should be 7000 without any external vapour barrier.The fire performance should meet the building regulation as per class O tested according to BS476 part 6:1989, surface spread of flame should be class I tested according to BS 476 part 7:1997 complete all as per OEM specifications and as directed . Note : (i) The cost for adhesive, fasteners and grids/supports as per OEM and site requirement shall be deemed to be include in the quoted rate. (ii) It shall be fixed properly as the ceiling without any air gap (with min joints) to reduce thermal conductivity and to achieve desired temp inside the room. |
| 54 | GeneralNotes for item42 to 52:- (i) The false ceiling along with accessories required to be removed during the erection of ducts/AC units/ under deck insulation works shall be repaired/replaced to existing shape or as per site requirement and as directed by EIC. The cost required for the same shall be deemed to be included in the above unit cost. (ii)The work shall be carried out through OEM/authorized agency. The contractor has to submit the line diagram and load calculation and necessary documents duly signed by OEM before starting the work.Any modification additional requirement is there, the contractor deemed to include the cost of the same in the quoted rate. (iii)If required capacity not available, the next higher capacity shall be provided by the contractor and the cost for the same deemed to be included in the unit cost. (iv)Any special items/accessories left out in the contract for successful completion of the work shall be provided by the contractor and the cost for the same deemed to be included in the unit cost. (v)Necessary PCC foundation/MS frames for indoor and outdoor units shall be provided as per OEM specifications including new LT control panel to equipment and control cables.The cost required for same shall be deemed to be included in the above unit cost. (vi)Any wall cutting and other masonary/structural works made during the execution of works to be finished as per existing surface and necessary colouring to be done all as specified and as directed.The cost for the same shall be deemed to include in the quoted rate. (vii) The quoted rate deemed to include the rate of controlling LT Panel with XLPE cable of suitable size and length and laying as per standard procedure as specified by the OEM alongwith connected items and units complete all as per OEM recommendations and specifications and all as specified and directed by EIC. |
| 55 | General Notes for item No.42 to 52 continued.. (viii) Provision of fire extinguisher of dry chemical powder (ABC) extinguisher (IS: 2171) 5 Kg capacity - 02 Nos.The cost of the same is deemed to include in the quoted rate (ix) Digital thermometer of approved make shall be provided by the contractor.The cost of the same deemed to include in the quoted rate. (x) Sign board of Central AC Plant size 1000 x 600mm, weather proof made of white acrylic sheet 2 mm thick and writing “Package Type AC Plant for AR&M Unit” with arial black font with suitable size not exceeding 150 mm and minimumsize 100 mm and other accessories, fixing on walls/roof with suitable primary and secondary supports complete all as specified and as directed by EIC. (xi) Ac plant layout diagram, showing compressor/motor, condenser, liquid line, discharge/suction line, including all safety valves in 3mm thick white Acrylic sheet of size 90cmx60cm duly fixed on a superior quality plywood board and fixed on wall allas specified and directed by EIC |
| 56 | Supply of material and labour Machine made Louvers For Fresh Air as required and as per OEM recommendations and as directed. |
| 57 | Supply of material and labour Machine made Fire Damper along with fusible link min 16 gauge complete all as specified and as directed . |
| 58 | Materials and labour for earthing complete with galvanised iron earth plate electrode of size 600 mm x 600 mm x 6 mm thick, burried directly and vertically in ground, earth pit not less than 2.25 Mtr deep below ground level with top edge of the plate not less than 1.5 m below ground level connetced with and includinggalvanised earthstrip of size 32 x 6mm (Uptolength of 7.5Mtr strip including) by means of nuts, bolts, check nuts and washers made of galvanised iron or steel earthing lead to be protected by galvanised iron pipe 40 mm bore (medium grade) and other end connected to earthing test point or lightening arrestor or main controlling switch as directed including providing funnel with 20mm bore galvanised iron pipe (light grade), wire mesh, charcoal or coke and common salt in alternate layer of 15cm (compacted thickness) all round the earth electrode, concrete earth pit in PCC (1:3:6) type C-1 (with 20mm graded aggregate), 50mm thick precast RCC (1:2:4) cover slab (re-inforced with 8mm dia complete all as specifed and directed . |
| 59 | Supply and fixing and connecting up Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe as directed/specified for loop earthing etc as required ofgalvanised iron strip of size 32 x6 mmcomplete all as specified and directed. Note; Thisitem shall be measured for the quantity used at site after the length of strip 7.5 Mtr complete all as specified and as directed . |
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