Military Engineer Services-MES has published Tender For Special Repairs To Centralized Ac Plant Of Htl-9 At Nad Karanja. Submission Date for this Tender is 04-12-2023. HVAC Tenders in karanja Maharashtra. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 09-Nov-2023 | 1Other Corrigendum | Other | 04-12-2023 |
| Sl. No. | Item Description |
| 1 | Demolition of cement concrete (unreinforced) floor of any description and any position not otherwise specifically provided for complete all as specified and as directed by Engr-in-charge. |
| 2 | Material and labour for plain cement concrete 1:3:6 type C-1 (Using 20mm graded crushed stone aggregate) in plinth protection, 75mm thick, finished even and smooth without using extra cement complete all as specified and as directed by Engr-in-charge. |
| 3 | Dismantling of stone slabs and tiles of any description or thickness in floor aprons, cills etc., laid bedded and pointed in any mortar complete all as specified and as directed by Engr-in-charge. |
| 4 | Material and labour for green marble work 18 to 20mm thick (table rubbed and polished) in steps, jambs, pillars, window cills, cooking platforms and like in cement mortar (1:4) including pointing in white cement (1:2) using marble dust with admixture of pigment to match with marble complete all as specified and as directed by Engr-in-charge. |
| 5 | Taking down cement plaster on brick or stone walls, etc., including raking out joints, hacking for key, scrubbing down with water, etc., complete all as specified and as directed by Engr-in-charge. |
| 6 | Material and labour for rendering 15mm thick in cement mortar 1: 6 on fair faces of brick work or concrete surfaces, finished even and smooth without using extra cement complete all as specified and as directed by Engr-in-charge. |
| 7 | Material and labour for rendering 15mm thick in cement mortar 1: 4 on fair faces of brick work or concrete surfaces, finished even and smooth without using extra cement complete all as specified and as directed by Engr-in-charge. |
| 8 | Supply only integral water proofing compound complete all as specified and as directed by Engr-in-charge. |
| 9 | Material and labour for rendering 5mm thick in CM 1:3 on ceiling surface finishing even and smooth complete all as specified and as directed by Engr-in-charge. |
| 10 | Material and labour for preparation of new plastered surfaces of walls and applying two coats of oil distemper over and including 3mm thick wall care putty, and filling cavities with wall care putty filling after completely removal of existing treatment complete all as specified and as directed by Engr-in-charge. |
| 11 | Material and labour for preparation of new or previously untreated plastered surfaces of walls and applying two coats of acrylic antifungal paint exterior grade paint plain/camouflage patternon one coat of primer complete all as specified and as directed by Engr-in-charge. |
| 12 | Material and labour for preparation of new plastered surface of ceiling and applying three coats of white wash on ceiling complete all as specified and as directed by Engr-in-charge. |
| 13 | Material and labour for preparation of old white wash plastered or unplastered surfaces of walls including cornices, pillasters etc., and applying one coat of white wash on wall complete all as specified and as directed by Engr-in-charge. |
| 14 | Material and labour for preparation of old wall surfaces of any description and applying one coat of acrylic (antifungal) exterior grade paint of plain/camouflage pattern complete all as specified and as directed by Engr-in-charge. |
| 15 | Material and labour for applying two coats of synthetic enamel paint on new wooden surfaces of any description over 10 cm width or girth over a coat of pink primer including preparation of surfaces complete all as specified and as directed by Engr-in-charge. |
| 16 | Material and labour for preparation of old painted surfaces of steel any description over 10 cms width or girth and applying one coat of aluminium paint on steel surfaces complete all as specified and as directed by Engr-in-charge. |
| 17 | Supply and fix in repair rolling shutter without ball bearing, thickness of laths 1mm as specified including top cover, anchoring rod, helical spring, hasp and staple, and one shop coat of primer; erected in position as indicated, complete, gear operated type with bevel gear box and crank handle complete all as specified and as directed by Engr-in-charge. |
| 18 | Taking down chowkhat or frame with shutter (without taking off shutter from the frame) not exc 1.5 sqm each, removing from the site including cutting holes required for taking out existing hold fast etc., complete all as specified and as directed by Engr-in-charge. |
| 19 | Taking down chowkhat or frame with shutter (without taking off shutter from the frame) exc 1.5 sqm and not exc 4 sqm each, removing from the site including cutting holes required fortaking out existing hold fast etc., complete all as specified and as directed by Engr-in-charge. |
| 20 | Supply and fix for 2nd class hard wood plain solid straight chowkats and frame of wrought framed rebated on the solid rounded or chamfered put together with glue pinned at joints complete all as specified and as directed by Engr-in-charge. |
| 21 | Supply and fix for 30mm thick second class hard wood plain, framed, panelled shutters (any number of panels), with panels of timber flat on both sides (feather edged), or of veneered particle board medium density, wood particle board with commercial face veneers: supplied and fitted to chowkats complete all as specified and as directed by Engr-in-charge. |
| 22 | Supply and fix for mild steel work, grade Fe-410-0 or Fe- 310-0, as in flat iron (for holdfast) complete all as specified and as directed by Engr-in-charge. |
| 23 | Supply and fix for aluminium door/window/ventilator/partition, made out of extruded powder coated aluminium sections, with sliding or openable shutters including frame & necessary jointing cleats, glazing clips, powder coated aluminium snap beading, concealed star lock powder coated for aluminium window,screws etc, complete and also including powder coated aluminium fittings such as cobra hinges, butt hinges, tower bolts, hooks & eyes, peg stays and handles, concealed star lock for aluminium window, Mortice lock vertical type size 100mm 04 lever for door, rubber beading suitable for fixing 4mm / 5mm thick glass in aluminium window / doorsincluding connected items,with and including making good to the disturbed portion with its original specifications complete all as specified and as directed by Engr-in-charge. |
| 24 | Supply and fix for concealed star lock powder coated for aluminium window fixed as per manufacturers instructions complete all as specified and as directed by Engr-in-charge. |
| 25 | Supply and fix for aluminium alloy wire cloth, 0.45mm nominal dia of wire and average width of aperture 1.40mm and fixed with stainless steel wire staples complete all as specified and as directed by Engr-in-charge. |
| 26 | Material and labour for 4mm thick plain glass sheets ordinary quality in squares not exc 0.5 sqm each pane fixed with aluminium frame work etc., complete all as specified and as directed by Engr-in-charge. |
| 27 | Supply and fix for aluminium anodised grill of design DG 104 pattern made out of 10mm dia rod fixed with and including standard aluminium frame of F section of size 23.40mmx15.30mm & 1.4mm thick all as per manufactures instructions complete all as specified and as directed by Engr-in-charge. |
| 28 | Supply and fix for butt hinges size 100mm extruded aluminium alloy with galvanised mild steel hinges pin anodised and fixed C-21 complete all as specified and as directed by Engr-in-charge. |
| 29 | Supply and fix for aluminium handle, cast type anodized size of handle 150mm complete all as specified and as directed by Engr-in-charge. |
| 30 | Supply and fix for aluminium anodized, barrel tower bolt of extruded section, length of bolt 150 mm complete all as specified and as directed by Engr-in-charge. |
| 31 | Supply and fix for aluminium alloy, anodised, sliding door bolt with hasp, staple (bolt type) and fixing clips of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded sections or cast aluminium alloy and fixedlength of bolt 250mm complete all as specified and as directed by Engr-in-charge. |
| 32 | Complete removal of existing water proofing treatment of any description in any position including cleaning, wire brushing, watering, removal of debris upto 1500m distance complete all as specified and as directed by Engr-in-charge. |
| 33 | Material and labour for brushing neat cement slurry with 3.00 Kg of cement per sqm complete all as specified and as directed by Engr-in-charge. |
| 34 | Material and labour for 40mm thick PCC (1:2:4) type B-1, (Using 20mm graded stone aggregate) as in roof pedding, sub floor surface finished even and fair without using extra cement complete all as specified and as directed by Engr-in-charge. |
| 35 | Material and labour for rendering 10mm thick on roof top surface in CM 1:3 including WPC by weight of 3% of total cement content complete all as specified and as directed by Engr-in-charge. Note: WPC will be measured and paid separately. |
| 36 | Material and labour for cleaning the new surfaces concrete with wire brushing and applying water proofing treatment complete all as specified and as directed by Engr-in-charge as under:- (i)Apply oil bound bitumen primer @ 0.40 Litre/Sqm manufactured by the same agency as that of APP with density of 0.87 to 0.89 Kg/Litre at 25 degree cesius on the pepared dry roof surface. (ii)Laying torch applied APP polymer modified membrane4mm thick with non-wooven ployster mat as reinforcement weighing n.less than 4.50 Kg/Sqm with white gravel/mineral finished by thermo fusion process all as decribed under particular specification The APP membrane shall be of:- (a)M/s Taxsa India Ltd Mumbai-"MOPLY FP OR (b)M/s Chemical Adhesive (P) Ltd-"Chemistic"OR (c)M/s STP-"Super Thermolay" OR (d)M/s India Ltd, Chennai-"Hyper Plus" or (e)M/s Percept Engrs Pvt Ltd, Kochi-POLYPLUS Note: The contractor will be permitted to use materials procured from any one of the manufacturer mentioned above. However , the materials for the entire work shall be of from one manufacturere only. |
| 37 | Dismantling floor, hearth or wall tiling including cement mortar bedding ( but not backing), removing serviceable tiles to store and rubbish off the premises complete all as specified and as directed by Engr-in-charge. |
| 38 | Material and labour for joint free non-skid coloured ceramic tiles 7 to 8mm thick (square/rectangular) 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 including 15mm thick screed bed in CM (1:6) etc complete all as specified and as directed by Engr-in-charge. |
| 39 | Material and labour for glazed coloured ceramic tiles in vertical surface450x300x7mm thick as in skirting and dados, set and jointed in neat cement slurry and pointed in coloured cement to match and including 10mm thick backing coat in CM 1:6etc complete all as specified and as directed by Engr-in-charge. |
| 40 | Supply and fix in repair bib taps screwed down high pressure with both ends for iron pipe 15mm bore fancy type chromium plated complete all as specified and as directed by Engr-in-charge. |
| 41 | Supply and fix for PVC connection 15mm size with PTMT nuts of length 450mm complete all as specified and as directed by Engr-in-charge. |
| 42 | Supply and fix for vitreous china water closet (Squatting pan) “Orissa” pattern of size 580x440mm white with integral foot rest and ‘P’ trap (excluding flushing cistern) but including PVC flush pipe and provision of lime concrete bedding as fixed in repairs complete all as specified and as directed by Engr-in-charge. |
| 43 | Supply and fix in repair PVC flushing cistern of 10 ltrs capacity including flush pipe PVC connection etc complete all as specified and as directed by Engr-in-charge. |
| 44 | Supply and fix in repair vitreous china boul urinal half stall type (white) minimum with grating and union for discharge pipe including PTMT spreader of any colour for fixing with 15mm dia pipe complete all as specified and as directed by Engr-in-charge. |
| 45 | Supply and fix in repair vitreous china wash basin white, flat back size 550x400mm including brackets including cutting for and pinning in ends of brackets or erecting stand including PTMT 32mm waste coupling and waste pipe complete all as specified and as directed by Engr-in-charge. |
| 46 | Supply and fix in repair 15mm bore pillar tap cast copper alloy fancy type with capstan heads, chromium plated fancy type screwed down high pressure with long screws shanks and nut complete all as specified and as directed by Engr-in-charge. |
| 47 | Supply and fix in repair 15mm stop cock or angle valve cast copper alloy, chromium plated fancy type, screwed down high pressure with crutch or butter fly handle screwed both ends for iron pipe complete all as specified and as directed by Engr-in-charge. |
| 48 | Supply and fix in repair tubular towel rail of brass chromium plated, 20mm dia, "D" type, 60 cm long between flanges complete all as specified and as directed by Engr-in-charge. |
| 49 | Material and labour for 600x450mm beveled edge looking mirror 5mm thick selected quality glass mounted on 6mm thick AC building boardfixed to wall by wooden plug with chromium plated brass screw and cup washer fixed as in repair complete all as specified and as directed by Engr-in-charge. |
| 50 | Material and labour in repair 75mm diameter of outlet PVC (SWR) floor trap, plain with grating including jointing with solvent cement complete all as specified and as directed by Engr-in-charge. |
| 51 | Taking up or down steel tubing and connections 15mm bore complete all as specified and as directed by Engr-in-charge. |
| 52 | Taking up or down steel tubing and connections 20mm bore complete all as specified and as directed by Engr-in-charge. |
| 53 | Material and labour for 15mm dia steel tube medium grade galvanized with all fittings and fixed complete in wall, ceiling or laid in floor complete all as specified and as directed by Engr-in-charge. |
| 54 | Material and labour for 20mm dia steel tube medium grade, galvanised with all fitting and fixed complete to wall complete all as specified and as directed by Engr-in-charge. |
| 55 | Taking down carefully copper / aluminium point wiring (light, fan socket or power) through steel /PVC conduit /casing caping including complete fittings such as switches, ceiling roses, pendants, regulators, sockets, buzzer, bell, switch sockets, etc removing and making good to the disturbed surfaces of walls/ceiling etc, with its original specification complete all as specified and as directed by Engr-in-charge. |
| 56 | Material and labour for pointwiring with single core 1100 volts grade 1.5 sqmm sizePVC FRLS insulated unsheathedstranded copper conductor cable using color code drawn through conceiled PVC conduit with all modular accessories like metal flush box, cover plate frame plates of suitable sizes and including 1.5 sqmm PVC insulated unsheathed copper conductor cable for continous earth conductor (using green colour) to common earth and connecting to earth dolly for the following complete all as specified and as directed by Engr-in-charge. Note: The rates includes for Neccessary wall cutting chasing. |
| 57 | One light /fan/ call bell point controlled by one switch. |
| 58 | One 5 pin socket outlet 5 Amps on independent board. |
| 59 | One 5 pin socket outlet 5 Amps on same board. |
| 60 | All as per item No.56 here-in-before but with 2.5 sqmm multi stranded copper conductor 1100 volts grade FRLSPVC insulated sheathed cable with FRLS PVC 1.5 sqmm multi standard insulated unsheathed copper wire for continues earth on independent board. |
| 61 | Supply and fix for switch modular single pole one way, 6 Amp (ISI marked) complete all as specified and as directed by Engr-in-charge. |
| 62 | Supply and fix for modular socket outlet 15 Amp, 5-in-1, controlled by one switch (ISI marked) complete all as specified and as directed by Engr-in-charge. |
| 63 | Supply and fix for modular socket 2 in 1, 3 pin, 6 Amp flush type (ISI marked) complete all as specified and as directed by Engr-in-charge. |
| 64 | Supply and fix for switch modular single pole one way, 16 Amp (ISI marked) complete all as specified and as directed by Engr-in-charge. |
| 65 | Supply and fix for ceiling rose PVC/ polycarbonate, isolated body surface bakelite 65mm dia three terminals complete all as specified and as directed by Engr-in-charge. |
| 66 | Supply and fix for modular type fan 5 step regulator for ceiling fan complete all as specified and as directed by Engr-in-charge. |
| 67 | Supply and fix for LED batten with 20W LED tube light in wall /surface connecting with all required accessories like PVC box base, flexible cable from ceiling rose etc., surface and wall mounted LED batten, engineering plastic housing provided for efficient heat dissipation with polycarbonate diffuser and integrated electronic driver complete all as specified and as directed by Engr-in-charge. |
| 68 | Supply and fix for double door MCB DB made out of 18 SWG CRCA steel sheets, phosphates powder coated with copper bus bar, earth stud, din rail, polyamide terminal blocks for incoming and outgoing circuits, inbuilt loose wire box, ground terminal blocks, duly pre-wired with thimble flame retardant copper conductors and polylayer for protection SP 240 volts 200 Amps rated bus bar 2+6 way double door openable, including taking out old unserviceable MCB DB any size/type complete all as specified and as directed by Engr-in-charge. |
| 69 | Supply and fix for double door MCB DB made out of 18 SWG CRCA steel sheets, phosphates powder coated with copper bus bar, earth stud, din rail, polyamide terminal blocks for incoming and outgoing circuits, inbuilt loose wire box, ground terminal blocks, duly pre-wired with thimble flame retardant copper conductors and poly layer for protection SP 240 volts 200 Amps rated bus bar 2 way single door openable, including taking out old unserviceable MCB DB any size/type complete all as specified and as directed by Engr-in-charge. |
| 70 | Supply and fix for 6 to 32 A MCB single pole 240 V 10 KA (C-Series) complete all as specified and as directed by Engr-in-charge. |
| 71 | Supply and fix for MCB double pole RCBO 240 volts AC 40 Amps (C-series) of 30 MA complete all as specified and as directed by Engr-in-charge. |
| 72 | Supply, fixing, stringing and drawing submain wiring with 2 runs of single core 6 sqmm PVC insultaed, unsheathed multistranded copper concuctor cable, 1100 Volts conforming to IS-694:1990 with ISI mark, drawn through conecaledPVC conduit of sutable size including one run of 6 sqmm PVC insulted multistanded copper conductor cable, 1100 Volts grade conforming to IS -694, 1990 green colour for earth contuinity and connecting up to common earth dolly complete all as specified and as directed by Engr-in-charge. Note: Two run of 6 sqmm and one run of 6 sqmm earth wire will be measured as one running metre. |
| 73 | Taking down ceiling fan and keeping in safe custody for reuse and refixing the same after duly painted and marking of MES number on ceiling fan of size 1200mm sweep complete with connected accessories complete all as specified and as directed by Engr-in-charge. |
| 74 | Hanging only ceiling fan and connecting up including provision of cable from ceiling rose or connctor to fan complete all as specified and as directed by Engr-in-charge. |
| 75 | Supply and fix for exhaust fan single phase 300mm, AC, 230V, sweep steel body including blades, frame and louvers and all connected accessories and making necessary cutting and chasing to make holes on wall to fix the exhaust fans or existing place complete all as specified and as directed by Engr-in-charge. |
| 76 | Supply and fix for LED building security light fitting with suitable size bracket /angle to fit security light of 60 W IP 66 protection LED complete all as specified and as directed by Engr-in-charge. |
| 77 | Taking down old unserviceable XLPE /PVC insulated PVC sheathed cable heavy duty 1100 volts grade, aluminium conductor from wall of size 2 core 6 sqmm complete all as specified and as directed by Engr-in-charge. |
| 78 | Supply and fixing, jointing, connecting and testing in trenches /surface XLPE/ PVC insulated PVC sheathed cable heavy duty 1100 volts grade, aluminum conductor in trenches/ ducts of size 2 core 6 sqmm including necessary arrengement of saddle the cable on wall complete all as specified and as directed by Engr-in-charge. |
| 79 | Material and labour for earthing complete with galvanised steel earth plate electrodesize 600x600x6.0mm thick burried directly in groundvertically in a pit of depth not less than 2.25m below ground levels with top edge of the earth plate not less than 1.5m below normal ground level surrounded from all sides by mixture of charcoal and common salt and electrode connected to and including galvanised earth lead wire 4mm dia means of bolts, nuts, check nuts and washers of galvanised steel and GI pipe light grade 20mm dia bore for watering funnel with wire mesh. CI cover with frame, PCC chamber pit with PCC 1:3:6 type C-2 excavation and earth work all as shown in electrical plate No 5 connected to earthing test point or indicated including testing on completion complete all as specified and as directed by Engr-in-charge. Note: The unit rate includes for protection pipe and GI strip dia from top of earth plate upto 2+5 meter above ground level. |
| 80 | Excavation in trenches not exc 1.5m wide and not exc 1.5m in depth and getting out in soft/loose soil complete all as specified and as directed by Engr-in-charge. |
| 81 | Returning, filling in, including levelling, watering and well ramming in layers, not exc 25 cm each in soil complete all as specified and as directed by Engr-in-charge. |
| 82 | Removing excavated material not exc 50m and depositing where directed at a level not exc 1.5m above the starting point complete all as specified and as directed by Engr-in-charge. |
| 83 | Supply and fixing, jointing, connecting and testing in trenches XLPE cable heavy duty 1100 volts grade, aluminum conductor in trenches/ ducts of following sizes including taking out cable cover and cable complete all as specified and as directed by Engr-in-charge. |
| 84 | 240 sqmm 3.5 core |
| 85 | 150 sqmm 3.5 core |
| 86 | Supplying and laying un-reinforced precast concrete cable cover, LV type-I flat size 250x150x40mm complete all as specified and as directed by Engr-in-charge. |
| 87 | Material and labour for dry river sand in trenches for cable cushioning and protection including spreading, ramming complete all as specified and as directed by Engr-in-charge. Note: Only punned thickness shall be measured for payment. |
| 88 | Material and labour for earthing with galavanised steel earth plate elctrode 600x600x6mm thick buried directley in ground, (earth pit not less than 2.25m below ground level), with the top edge of the plate not less then 1.5m below the normal ground level, connected to GI earth strip of size 32x6mm thick soldered and riveted to earth plate, GI earth strip will be protected by using 40mm bore GI pipe (light grade) from earth plate to equipment and watering pipe 20mm bore (light grade), chamber and coping shall be made in PCC (1:3:6) type C1 using 20mm graded stone aggregate, RCC pit cover 50mm thick in 1:2:4 type B1 using 20mm graded stone aggregate reinforeced with 8mm dia TMT bar @ 80mm c/c both way with lifting hook made out of 8mm dia TMT bar duly embedded in RCC cover in lieu of CI pit cover with angle iron frame including excavation and earth work and removal of surplus soil complete all as shown in electrical plate No 3 of SSR Part I and as specified including charcoal dust, common salt complete and earth lead connected to earthing test point/main point and testing of earthing complete all as specified and as directed by Engr-in-charge. Note: Main earthing lead from earth plate to test point and upto 7.5m to be provided and the cost of the same shall deemed to be included in the quoted rate. |
| 89 | Material and labour for dismantling of existing panel including disconnecting connected cables, etc. and supplying, installing, testing and commissioning of factory made LT cubical double door panel with roof canopy, outdoor type, of suitable to accomodate the following accessories made out of CRCA sheet 3mm thick duly powder coated with seimens grey shade RAL 7032, totally enclosed, dust and vermin proof outer cubicle. Inner cubicle should be made out of 2mm thick CRCA sheet with working voltage of 415V, 50 Hz, 3 phase 4 wire fully compartmentalised with single door system for each compartment. Outer cubicle having both sides door openable and should be provided with suitable louvers for ventilation. Bus bars provided shall be adequately supported on insulators to withstand dynamic stresses due to short circuit current and shall be suitably colour coded with heat shrinkable sleeve for phase indication. The standard phase arrangement when facing the switchgear shall be R-Y-B from left to right. The bus bar connections and their insulated supports shall be mechanically strong, and shall withstand all the stresses which shall be imposed upon them in ordinary working due to fixing, vibration, fluctuation in temp., shot-circuit or other causes. The bus bar should be supported on DMC. Provision shall be made for expansion and contraction of the bus bars and connections with variation of temp. Internal wiring should be done with 2.5 sqmm multi-stranded copper conductors and shall be properly bunched, tied, ferruled for proper identification, crimped and shall be connected with suitable lugs and PVC sleeves, etc. The bottom of the panel should contain detachable plate having provision for entry of armoured cable of adequate size with glands. Threaded earthing studs - 02 Nos shall be provided at the bottom and lifting lugs of suitable size at top to lift the panel safely shall be made. The cubicle incomer MCCB as well as outgoings shall have copper TPN/TP extension links of current rating not less than 1.5 times the rated capacity of individual feeders with Ics = 100% Icu in all MCCBs with extended Rotary Handle. The cubicle should be inclusive of following: Location: Near HTL-9 |
| 90 | (A) INCOMING:- (i) On-load Changeover Switch I-O-II open execution, 4 pole - 630 Amps, (ii) MCCB -DPX3 630 thermal & magnetic type 4 pole 415 volt 36 kA breaking cap. adjustable thermal release range 630 Amps (B) OUTGOING:- (i)MCCB -DPX3 250 thermal & magnetic type 4 pole 415 volt 25 kA breaking cap. adjustable thermal release range 250 Amps– 01 No. (ii)MCCB -DPX3 200 thermal & magnetic type 4 pole 415 volt 25 kA breaking cap. adjustable thermal release range 200 Amps– 02 No. (iii)Multi function meter having LCD Display, 96 x 96 sq.mm -01 No (iv) Current transformer of suitable ratio, Accuracy - 5VA, Class - 1 (v) LED indicators ribbed lens with trimmed collar - Red, Yellow and Blue - 1 Each, (vi) Copper bus bar of Rating 700 Amp R-Y-B phases andNeutral. (vii) Base frame for cubical mounting made out of 40x40x6mm equal angle iron duly painted. (viii) Foundation for the panel should provided with PCC 1:4:6 at a depth of 150 MM below G.L. and 100mm above the G.L. with slot openings for I/C and O/G cables. |
| 91 | (a) Designing, supplying, installing, testing and commissioning of chilled water type central air conditioning plant of capacity 13 TR (Approx) Inverter Scroll chiller of capacity- 13TR (01 Nos working and 01 No standby) with all equipments and accessories complete and comprising of the following :-Two Nos of water cooled chiller unit factory assembled with nominal cooling capacity appox. 13TR ,duly prewired and run tested at the factory with capacity modulation in steps. (Design Temp - 20°± 2°C , Relative Humidity - 60 ± 5%) |
| 92 | Intelligent:- Microprocessor control to ensure ease of operation significant power saving to reduced maint cost and lower instance of break downs. (a) Digital setting of temp levels enable setting of desired temperature level accurately to ensure optical cooling and significant power saving . (b) Auto distribution load to ensure when the air condition is less than full capacity of the chiller microprocessor automatically to keep only the required compressor on and switch off rest. Moreover controller ensures all compressors evenly switched ON or OFF at regular interval to ensure efficient running of the chiller and ensure equal load on all the compressors. (c) BMS capability to ensure PC monitoring and remote connectivity features. (d) Protection mechanism:- The controller to protect the compressor from accidental phase reversal or single phasing errors .In built anti freeze protection ensure cutoff before freezing point to ensure lower instances of breakdown. (e) Non volatile memory:- all setting on the controller are stored in the non volatile memory and stop through power failure for avoiding the need to reset the parameters after every power failure. (f) Self diagnostics: - to help in identifying fault very quickly .technical fault can be detected and displayed on the controller to make trouble shooting simple. g) Auto start:- The controller restart automatically with its original setting after the restoration of power supply |
| 93 | (i) Two Nos chillers each comprising of two compressor of 13 TON hermatically sealed units using R - 410 a refrigerant complete with suction and discharge shut off valves, automatic capacity control with the thermostats and solenoid valves, built in suction strainer, oil pump, hot gas muffler, heat wheel, oil pressure, safety switch etc all as specified. (ii) Two Nos shell and tube type water cooled condenser for each compressor with fouling factor 0.00025 F ft2 hr/Btu and Min rate of flow of water 45.5 USGPM and max flow of water 52 USGPM ,water inlet/outlet temp 29.44 degree/35 degree centrigrade MS Shell and integrally finned copper tubes complete with safety valve, drain valve, water inlet and out valves, hot gas inlet and liquid outlet isolating valves, thermometer and pressure gauges at water inlet/outlet and purge valve all as specified. (iii) Two Nos shell and tube type DX chiller with thermal insulation, temperature of water entering the chiller 12.2 deg C, temperature of water leaving of the chiller 6.7 deg C, including refrigerant inlet and outlet connections with isolating valves, expansion valves, water inlet and outlet valves, temperature and pressure gauges at water inlet and outlet, drain and vent, stop valves complete all as specified. (iv) Two Nos stands fabricated out of MS powder coated chiller base frame of suitable size for mounting compressor, motor, and condenser. (v) Two set of neoprene rubber anti-vibration ribbed pads with MS channel in foundation etc complete as per manufacturer"s instructions for installation of the plant. (vi) First charge of R - 410a refrigerant and Compressor oil for the complete plant. (vii) Bright annealed copper heavy duty refrigerant piping for suction, discharge and liquid line compete with fitting valves. suction line should be insulated. |
| 94 | (b) Supply/Installation/Testing/commissioningofChillerPlant Manager to control Chillers, Primary Pumps, Cooling Water Pumps, Cooling Towers & Isolation Valves as per the technical specification (i) DPT Sensors (ii) Immersion temp sensors (iii) T & RH Sensors (iv) Energy meters for chillers (v) Plant manager cabling with Cable trays with cover as per plant room layout |
| 95 | (b) Automatic Condenser Cleaning System Supply,Installation,Testing&CommissioningofAutomaticBrush BallOnlinetubecleaningsystemequippedwithcomputercontrol panel, ball re-circulation device, ball entrapment module, ball divertermodule,ballinjectionmodulerequiringcleaningballsfor cleaningcondensertubesystemforeachchiller.Thecleaning devices shall comprise different types of elastomeric balls of various sizesanddifferentspecificgravitiestoeffectthetubecleaning process at predetermined time while the condenser is online. The automatic tube cleaning system shall be equipped with a master programmable logic controller with user definable features to adjust cleaning cycle frequency, injection timing, retrieval timingand rest cycletiming tosuitoperationalparametersofcondenser,ball injectionmodule,ball retrievalmodule andrelated piping configuration comprising the master mechanical components control system to be installed for each chiller condenser. The automatic tube cleaning system shall utilize cleaning balls with spikes configured to reach and clean grooves of enhanced tubes. The automatic ball tubecleaningsystemshall utilisecleaning balls with diameter smaller than the diameter of the tubes. The automatic tube cleaning system shall utilize eccentrically weighted cleaning balls to enhance dynamic zig-zag impact cleaning mechanism capable of cleaning grooves of enhanced tubes. An Independent System to be provided for each Chiller. Brush Ball ATCS for 13 TR Chiller Condenser with Inlet/Outlet |
| 96 | (c) Condenser water cooling arrangement comprising of the following :- (i) Two Nos EEC Series (Engery efficient) monoblock centrifugal condenser cooling water pumping sets of Make: Kirloskar/ Groundfoss/ Mather & Platt / Crompton /Beacon of suitable capacity not less than 2 HP to achieve desired dishcarge and head alongwith necessary valves in suction and delivery line each of 100% capacity (01 Nos working and 01 Nos Standby) and suitable for operation on 3 phase 50 cycles, 415 volts AC supply along with hydraulic vane type water meter for flow measurement and providing a pressure gauge in each pump set of suitable capacity including suitable foundation with neoprene rubber anti vibration ribbed pads all as specified. (ii) One No Twin Cell type corrosion resistant, fire retardant, FRP induced draft, rectangular type counter flow cooling tower of capacity 120% of plant running capacity with maximum allowable temperature 50 degree centigrade, drift loss 0.005% of water circulation of Make: Mihir/ Paharpur// polo/ Delta/ Advance with suitable foundation and float valve of suitable size and make up PVC three layered, closed lid, cylindrical shaped, ISI marked water tank of 5000 Ltrs capacity, (of Syntex Company ) mounted on suitable stagging as specified. (iii) One lot of condenser water piping of MS "C" Class piping as per IS1239 from make up tank to cooling tower, from cooling tower to condenser and return complete with fittings, valves, pot/ Y strainers etc. |
| 97 | (d) Chilled water circulation arrangement comprising of the following :- (i) Two Nos monoblock centrifugal pumpsets of Make: Kirloskar/ Groundfoss/ Mather & Platt / Crompton /Beacon of suitable capacity not less than 2 HP for circulating chilled water alongwith necessary valves in suction and delevery line each of 100% capacity (01 Nos working and 01 Nos Standby) and suitable for operation on 3 phase 50 cycles, 415 volts AC supply, along with one number pressure gauge in each pump set of suitable capacity including suitable foundation with neoprene rubber antivibration ribbed pads all as specified. |
| 98 | (ii) Chilled water piping:- (a) A lot of MS "c" class piping, ISI marked pipe of make Tata, Jindal with all fittings such as bends, elbow, tees, reducers, tess suports, flow indicators etc of suitable sizes as per site requirement to maintain the continuous and constant flow of chilled water from chiller unit to AHUs so that designed conditions can be met. The chilled water pipe line network shall be laid under ground , above groung , floor, roof, a long wall etc. chilled water pipe line shall be insulated with FM approved highly flexible, closed cell thermal insulation of elestomeric nitrile rubber of not less than 25 mm thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with and including applying bitumenous compound of Make : Tata , Jindal for piping and Armacell, K-flex, aroflix for insulation with protecting covering of 27 gauge aluminium claddingand supporting piping connections, valves, fittings etc to avoid the heatloss Bidder shall ensure the quality of line insulated and adhequate insulation be provided so that chilled water temperature of 8-9 degree celcius can be maintained at AHU inlet point (b) A lot of butter fly valve, gate valve, sluice valve in chilled piping network to maintain required flow in each branch line as per approved layout diagram. |
| 99 | (iii) Condensate water drain piping with GI pipe-B class conforming to IS:1239 of suitable size including all fittings like anchor fasteners, couplings, bends, elbows, tees, thrust, blocks, wooden blocks, flanges, welding as required including insulation as specified. (iv) Chilled water make up ISI marked, three layered, closed lid, cylindrical shaped tank of syntex company having capacity 200 ltrs and thermally insulated with FM approved highly flexible, closed cell thermal insulation of elestomeric nitrile rubber of not less than 25 mm thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives of Make : Tata , Jindal for piping and Armacell, K-flex, aroflix for insulation with protecting covering of 27 gauge aluminium cladding and supporting piping connections, valves, fittings etc all as directed and specified. |
| 100 | (e) Two Nos Air handling unit of Make: Edgetech/ Zeco/ Citizen/ BTS with not less than Approx 5000 dehumidified air CFM ,static pressur 50mm WG suitable capacity with chiller unit of sectionalised construction, factory made double skinned six row deep cooling coil and 50 mm TSP complete with all accessories controls etc as per OEM specifications and comprising :- (HTL 8 and HTL 9) (i) Cooling coils of copper tube with aluminium fins. (ii) Prefilter, plenum and fire dampers in the supply air duct. (iii) Heating Kits, strip type of min capacity 8 KW arranged in banks to serve as relative humidity control of conditioned space including providing switchgears, accessories, measuring devices, etc all as specified and directed complete with controls. (iv) Blowers for AHU complete with suitable electric motor, TEFC squiral cage induction motors for operation on 415 Volt, 3 phase, AC supply, with V Belt and belts guard. (v) Insulation of AHUs all as specified |
| 101 | (vi) 01 Lot of air distribution system comprising of supply air ducts from AHU to all conditioned space and return air duct as per site requirement from conditioned space to AHU"s etc including providing insulation to avoide condensation and effective designed condition in air conditioned space of all building including interconnectors as required from AHU to the conditioned space comprising of class VIII galvanised sheet with suitable supporting arrangements and bracing, supply / return/ fresh air grilles on sheet metal frame work duly painted /finished to match with the exisiting ceiling. Fire dampers operated with fusiable link shall be provided. NOTE:The AC Duct drawing shall be produced for approval of Accepting Officer before fabrication of AC Duct work. |
| 102 | Any other connected work not mentioned above but considered necessary for maintaining the designed conditions of all buildings successful installation, commissioning and operation and efficient performance of the plant are deemed to be included into scope of work and quoted rates. By pass valve shall be provided with each AHU to by pass the chilled water circulation on attaining the desired temperature in the conditioned space Masonary work connected with the installation of plant, excavation for laying of pipe line, foundation for cooling tower and other equipments, cutting holes and making good the same etc., Controls and instruments such as thermostats, humidistats, airstats solenoid valves etc for fully automatic operation of the plant. |
| 103 | (f) AHU Control panel - Two Nos cubical wall mounted, indoor LT panel, dust and vermin proof factory fabricated, CPRI approved make, made out of not less than 2 mm thick CRCA sheet and powder coated protection class IP-52 suitable for operation on 3 phase 50 Hz, 415 volts, including internal wiring with 1100 volts grade single core, PVC insulated, FRLS, multistranded copper conductor cables of suitable current carrying capacity complete and comprising of the following accessories :- (HTL 8 and HTL 9) (i) One set ofAmps rated copper bus bar suitable for 3 phase 4 wire, 415 volts mounted on PVC/ hygroscopic insulators and PVC colour coded Sleeves of R,Y, B and green colour complete arranged in separate compartment. -01 set. (ii) Incoming MCCB, 4P, 40 Amps, 16 KA at 415 Volts - 01 No (iii) Outgoing MCCB, TP, 16 Amps, 16 KA, 415 volts with suitable starter- 01 Nos (For heater bank) (iv) Outgoing MCCB, TP, 16 Amps, 16 KA, 415 Volts with suitable starter - 01 No (For AHU motor) (v) LED Phase indicating lamps RYB - 01 Set for each outgoing and incoming connection. (vi) Digital type Ammeter with selector swtich and CT coils of suitable capacity - 02 Nos ( One mumber to complete load and another to share heater bank load). (vii) Single phase preventor for motors. (viii) Digital type voltmeter 0-500 Volts flush type with selector switch of suitable capacity. |
| 104 | (g) Main Control Panel : Each Job- 01 No Supplying, fixing, testing and commissioning, cubical, floor mounted, indoor, LT panel, protection class IP-52, CPRI approved make dust and vermin proof made out of not less than 2mm thick CRCA sheet and 50X50X6 mm angle iron frame, powder coated, suitable for operation on 3 phase 50 Hz, 415 volts, including internal wiring with 1100 volts grade single core, PVC insulated, FRLS, multistranded copper conductor cables of suitable current carrying capacity complete and comprising of the following accessories :- |
| 105 | (i) One set of suitable rated copper bus bar suitable for 3 phase, 4 wire, 415 volts system mounted on PVC/ hygroscopic insulators and PVC colour coaded sleeves of R, Y, B and green colour, complete arranged in seperate compartment - 01 Set (ii) Incoming MCCB 125 Amps 415 volts 16 KA with micro process release-01 No (iii) Outgoing, MCCB TP, 32 Amps, 16 kA at 415 Volts with thermal magnectic release and adjustable overload (70 % to 100 %) - 02 No (For Compressor) (iv) Outgoing MCCB TP, 6 Amps, 16 kA at 415 Volts with thermal magnetic release and adjustable overload (70% to 100 %) -05 Nos (For CT Fan motor and condenser pumps, chiller pumps). (v) Outgoing MCCB 4P, 40 Amps, 16 KA at 415 Volts with thermal magnetic release and adjustable overload - 02 No (For AHU control panel) (vi) Voltmeter Digital type 0-500 Volts range flush type with selector switch - 01 No (vii) Digital KWH (Energy) meter, Tamper proof, 3 phase, 415 Volts, 50Hz, CT operated of not less than 400 Amps Capacity - 01 No. (viii) LED Phase indicating lamps RYB for incoming and each outgoing circuit connection. (ix) Digital type Ammeter with selector switch and CT coils of suitable capacity for incoming and each outgoing circuit connection.- 9 Nos (x) Fully automatic, star-delta starter having protection against single phasing, under voltage, overvoltage, short circuit current for all motors. |
| 106 | NOTE : - (i) Main LT pannel shall be installed in AC plant Room. (ii) AHU & Main LT panel The MCCB above 63 amp rating tobe provide with microprocessers based adjustable thermal & magantic releases. (iii) The provision of inter lockin wiring between compressor motor, condenser pump, AHU, cooling tower, chiller pumps, thermostats, solenoid switch shall be provided. (iv) The electric connections from main LT pannel to each devices such as motors, AHU, compressor etc shall be proviced by XLPE insulated, multistranded , 1100 volts grade copper conductor cable of adequate sizes. The cables shall run over the cable tray made of GI sheet of not less than 1.6 mm thick provided with fasteners, hangers etc as per the engr-in-charge directions . (v) LT pannel shall be compartmentalised comprising of cable gallaries, busbar chamber, compartment for each MCCB/MCB/ Starter etc duly marked with connected machineries etc. (i) Any civil work involved in installation of panel board deemed to be included in item rate. (ii) Engineer- in- Charge shall ensure that panel shall be manufactured as per approved drawing only. Contractor shall arrange inspection for panel at factory premises before dispatch. The inspection shall be carried out by the nominated representative of Accepting Officer. (iii) The contractor shall submit the constructional / general arrangement drawing for approval of GE |
| 107 | (h) Digital temperature and RH measuring sensor and RH & temperature control shall be installed in AHU room and in rooms where AC is provisioned as marked in drawing No 5/2017/11 sheet No 1/2 . The RH and temperature control shall ensure fully automatic operation of compressors and loading / undloading. The entire system shall be of Make : Honeywell / Forbes Marshal. The LCD display panel showing Temperature and Humiditywith control wiring and switches of all buildings shall be installed in AC Plant room. |
| 108 | (j) M & L for earthing complete, with GI earth plate electrode of size 60cm x 60 cm x 6mm thick burried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate not less than 1.5m below the normal ground level connected with GI Strip 32 x 6mm by means of bolts, nuts, check nuts and washers of galvanised iron steel including necessary excavation and earth work in any type of soil , removing surplus soil to a distance not exc 50, with and including PCC chamber in PCC (1:2:4), type B1, using (20mm graded stone aggregate), having outer dimensions 60 cm X 60 cm X 60 cm and internal dimensions 30 cm X 30 cm X 30 cm, "mild steel angle iron frame" made out of MS angle iron of size 40 x 40 x 6mm thick duly painted with two coats of synthetic enamel paint over one coat of red oxide zinc chrome primer hinged with an including 10 mm thick CI cover with handle, watering arrangment with funnel internally secured with wire mesh with 20 mm dia medium grade pipe for watering, 40 mm dia light grade, GI pipe for lead protection form electrode to Test Point/ Pannels/ accessories in & including alternate layers of charcoal dust and common salt complete all as shown in electrical " Plate No 3" and connected and indicated including testing on completion- Each -6 ( Location : AC Plant) Notes for Earthing: (i) GI strip and necessary Gi protection pipe upto Equipment and rate for the same is deemed to be included in unit rate of lumpsum of AC plants. (ii) The unit rate shall also includes for wire mesh, funnel, excavation, returning & filling, PCC chamber, pit, RCC Cover & test point. (iii) Earth pit shall be provided atleast 500mm away from the earth pit. |
| 109 | (k) M & L for water softening plant (FRP body) of feed flow rate 1.2 cubic meter/hr to remove the imparting impurities from water , hardness of water is effectively reduced by exchanging the sodium ions. Automatic & mannual operations including auto multiport valve and butterfly valve complete all as specified and directed .Make Thermax/ Ion exchange or equivalent |
| 110 | Notes:- Rates shall be deemed to be included in item quated rate for Civil works comprising of Foundation to equipment such as chillers AHUs,HWG LT panel board, pumps set, cooling tower, pipe line, common headers etc including any other masonery work, Excavation and earth work for pipe work, cable work, foundation support etc and opening in walls for duct work, grills/diffusers/blanking plates etc,finishing of supports etc and opening in walls for duct work, grills/diffusers/blanking plates etc, finishing of openings including painting/whitewash work to match the interior decoration exiting work all as specified and directed by engr in charge. |
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