Military Engineer Services-MES has published Tender For Repairs To Security Fencing, Compound Wall And Gate, Fire Range And Apfc, Mccbs And Misc Works At Af Station Chabua Under Ge(Af) Chabua.. Submission Date for this Tender is 03-02-2024. Power Factor Panel Tenders in chabua Assam. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 23-Jan-2024 | Bid submission start date | Date | 03-02-2024 |
| 2 | 23-Jan-2024 | Revised BOQ | BOQ | 03-02-2024 |
| Sl. No. | Item Description |
| 1 | SCH "A" PART-I |
| 2 | Dismantling of RCC fencing posts of any section embedded in concrete including taking out embedded portion and including FI & MS bar if any for fixing chain link fencing, making good disturbed ground complete all as specified and as directed. |
| 3 | Dismantling fencing of chain link or wire mesh with bracing bar of any type complete all as specified and as directed. |
| 4 | Supply only of chain link MS galvanisd fencing of size and type as directed by engineer-in-charge complete all as specified and as directed. |
| 5 | Fixing only chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc including provision of binding wire complete all as specified and directed. |
| 6 | S&F in repair galvanised 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining and fixing to any type of standard rails straining bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc (each line wire to be measured) complete all as specified and directed. |
| 7 | Demolition of cement concrete (unreinforced) in ground floors and pavings n exc 15 cm thickness (below or above ground level) complete all as specified and directed. |
| 8 | M&L for cement concrete type D-2, 1:4:8 mix (40 mm graded stone aggregate) in foundation, filling & mass concrete complete all as specified and directed. |
| 9 | M&L for providing reinforced cement concrete type B-1, 1:2:4 (20 mm graded stone aggregate) in precast posts, fencing posts, straining or terminal posts, struts etc. for fencing, average sectional area exc 100 and n.exc 250 sq. cm, with or without chamfered angles and flat, splayed, rounded or mitred tops complete all as specified and directed. |
| 10 | M&L for 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. |
| 11 | Ditto all as per item No 9 above but 5 mm dia and over up to and including 10 mm dia in stirrups, spacers and binders complete all as specified and directed. |
| 12 | M&L for 6.00 mm dia GI wire as required in fencing including straining and fixed to fencing post complete all as specified. |
| 13 | S&F for hand rails, half round or other steel section or core for wooden handrail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embedding in concrete and screwing etc. wind ties for roof including securing bolts; posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe-290 Gde E-165 complete all specified and as directed. |
| 14 | S&F in repair 12 mm dia, MS bolts (machine made) of length exc 10 cm but not exc 15 cm with one washer & one nut complete all specified and as directed. |
| 15 | Demolition of brickwork or stone/boulder masonry, built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles complete all as specified and directed. |
| 16 | M&L for Brick work with sub class "B" bricks, straight or curved on plan exc 6 mtr mean radius, built in CM 1:6 complete all specified and as directed. |
| 17 | Taking down cement plaster on wall including raking out joints, hacking for key scrubbing down with water to receive new plaster including a coat of cement slurry complete all as specified and directed. |
| 18 | M&L for Rendering 15 mm thick in CM 1:4 on brick or concrete surfaces, finished even and fair complete all specified and as directed. |
| 19 | M&L for preparation of new plastered surface of wall and applying three coats of white wash complete all as specified and directed. |
| 20 | M&L for cement concrete type B-1, 1:2:4 mix (20 mm graded stone aggregate) in coping of brick wall complete all specified and as directed. |
| 21 | Demolition of cement concrete (reinforced) in any position not otherwise specially provided for complete all specified and as directed. |
| 22 | M&L for Reinforced cement concrete nominal mix type B-1, 1:2:4 mix (20 mm graded stone aggregate) as in foundation, footings, beams, plinth beams, bases of column etc complete all specified and as directed. |
| 23 | M&L for Reinforced cement concrete type B-1, 1:2:4 mix (20 mm graded stone aggregate) as in columns piers, pillars etc complete all specified and as directed. |
| 24 | M&L for form work to rough flat sides of concrete foundation, footing, bases, sides and soffits of foundation and plinth beams and similar works complete all specified and as directed. |
| 25 | M&L for form work to rough flat sides form work to sides of RCC Column and pillars etc for fair finished surface complete all specified and as directed. |
| 26 | Dismantling wrought iron or mild steel work of any description not otherwise specially provided for complete all specified and as directed. |
| 27 | Dismantling structural steel work including doors, gates but excluding framed truss etc. complete all specified and as directed. |
| 28 | S&F MS framed work such as grills, door or gates with ornamental intricate design gratings. Etc., with ends of bars shouldered and/or rivetted, or forged into spikes framed guard bars barred iron doors, ladders, railings & similar works conforming to Fe-410-0 or 310-0 complete all specified and as directed. |
| 29 | M&L for preparation of steel and iron surfaces and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all specified and as directed. |
| 30 | Supply only concertina coil razor type of 600mm dia, 06 coils in stretch of 1.0m length for fencing work of following specifications:- (a) Dia of coil when unstretched - 600mm (b) Nos of razor per RM - 160 (c) Central core wire:- Made from high tensile spring steel core wire conforming to IS-4454 duly hot dipped galvanized (conforming to IS-2629) with diameter 2.50 m + 0.05 mm, UTS 145-160 Kg/Sqmm, Zinc coating 250-300/ Per sqm. (d) Strip:- Electro galvanized steel strip 0.50 mm + 0.02 mm thick, width 19 mm (before wrapping on central core wire), conforming to IS-1573, Zinc coating-120 gm/Sqm and bituminized dipped, width of barbs 1.50 mm, pitch of barbs 25.40 mm + 0.20 mm. (e) Handle and spikes to be provided as required. |
| 31 | Fixing only in repair concertina coil of 600mm dia in 6 coils in stretch of 1.0m length for fencing work, straining and fixing to angle iron/barbed wire with and including necessary clips for each bundle of coil for securing complete all as specified and directed |
| 32 | Taking down existing concertina coil of any dia and any description at any position including cutting of existing securing/binding/welding and refixing the same after repair of fencing at same or other location with securing it as per site requirement complete all as specified and directed. |
| 33 | SCH "A" PART-II |
| 34 | M&L for keyed pointing to brick walls in CM 1:3 complete all as specified and directed. |
| 35 | M&L for preparation of old decorated plastered/un-plastered surfaces by brooming down or steel wire brushing scraping down smoke soot, moulds, moss and efflorescent salt and trading oil and grease spots and applying two coat of exterior emulsion weather coat paint in camouflage pattern at any height on wall surface complete all as specified and directed. |
| 36 | M&L for cement concrete type C-1, 1:3:6 (using 20mm graded aggregates) as in walls or lintels upto 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs not provided for in Item 04028, water troughs and the like including weathering, slightly rounded or chamfered angles and throating complete all as specified and directed. |
| 37 | S&F steel work in tubular trusses, rafters and purlins etc including special shaped washer etc complete using ERW or induction butt welded tubes conforming to I.S. 1161-979 grade St.-240 complete all as specified and directed. |
| 38 | S&F gusset plates, angle, cleats etc including necessary welding drilling for fixing confirming to Gde E-250, Fe-410, Quality-A complete all as specified and directed. |
| 39 | Supply and stacking new HDPE bags with laminated layer, white coloured empty bags shall not be less than 90gm per bag and filled with locally available saw dust / sandin CM 1:3 approximate quantity 25 kg in each bag, tying properly and stacking neatly at site, in pyramid, circle or any other geometrical shape and for any height including removing old worn out, unserviceable bags (filled with saw dust / sand) fr4om the stack completely and levelling the area as directed and preparation of surface for further stacking all as specified and as directed by the engineer-in-charge. |
| 40 | M&L for loosening of any type of soil to average depth 40-50 cm by removing the stone, metal pieces of size exc 50mm and depositing to a distance exc 150m but n.exc 200 m from FG target area including levelling surfaces after loosening the earth by mechanical earth movers or tractors or any other devices all as specified and as directed by the engineer-in-charge. |
| 41 | M&L for loosening of any type of soil to average depth 20-25 cm by removing the stone, metal pieces of size exc 50mm and depositing to a distance exc 150m but n.exc 200 m from PTB, LBT target area including levelling surfaces after loosening the earth by mechanical earth movers or tractors or any other devices all as specified and as directed by the engineer-in-charge. |
| 42 | M&L for marking target area using quality dry white lime powder @ 500 gm per Sqm uniformly spreading manually on earth marked location in strips areas of any size around the target area complete all as specified and directed by engineer-in-charge. |
| 43 | Dismantling plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings complete all as specified and directed. |
| 44 | S&F pre-painted galvalume aluminum zinc coating GI based corrugated 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 complete all as specified and directed. |
| 45 | M&L for 0.63mm thick plain, galvanised, mild steel sheeting, in ridges, hips, valley gutters, drip and straight flashings (length and girth as fixed) with grade of zinc coating 275 complete all as specified and directed. |
| 46 | M&L for 75mm thick cement concrete type C- 2, 1:3:6 (40mm graded stone aggregate) as in plinth protection/hard standing/path and similar works and finishing surface even and smooth without using extra cement complete all as directed and specified. |
| 47 | M&L for rendering 15 mm thick on one side of lathing or over brick surfaces finished fair & even in CM (1:4) complete all as specified and as directed. |
| 48 | All as per item No. 45 here-in-before but for 10 mmthick in CM (1:6) on other side of lathing complete all as specified and directed. |
| 49 | M&L forpreparation of newly plastered surfaces of walls and applyingtwo coats of cement base paint over a coat of alkali resistant primer complete all as specified and as directed. |
| 50 | Supply only integral water proofing compound complete all as specified and directed. |
| 51 | Preparing new plastered surfaces and applying two coats of oil bound distemper over chalk whitening over a coat of 3mm thick wall care putty complete all as specified and directed. |
| 52 | SCH "A" PART-III |
| 53 | S&F in repair MCCB 4 pole, 415 volt 63 Amps with breaking capacity 25 KA, 50 Hz complete all as specified and directed at site. |
| 54 | S&F in repair MCCB 4 pole, 415 volt 100 Amps with breaking capacity 25 KA, 50 Hz complete all as specified and directed at site. |
| 55 | S&F in repair MCCB 4 pole, 415 volt 125 Amps with breaking capacity 25 KA, 50 Hz complete all as specified and directed at site. |
| 56 | S&F in repair MCCB 4 pole, 415 volt 160 Amps with breaking capacity 25 KA, 50 Hz complete all as specified and directed at site. |
| 57 | S&F in repair MCCB 3 pole, 415 volt 200 Amps with breaking capacity 35 KA, 50 Hz complete all as specified and directed at site. |
| 58 | S&F in repair MCCB 4 pole, 415 volt 200 Amps with breaking capacity 35 KA, 50 Hz complete all as specified and directed at site. |
| 59 | S&F in repair MCCB 3 pole, 415 volt 250 Amps with breaking capacity 35 KA, 50 Hz complete all as specified and directed at site. |
| 60 | S&F in repair MCCB 4 pole, 415 volt 250 Amps with breaking capacity 35 KA, 50 Hz complete all as specified and directed at site. |
| 61 | S&F in repair MCCB 4 pole, 415 volt 400 Amps with breaking capacity 35 KA, 50 Hz complete all as specified and directed at site. |
| 62 | S&F in repair MCCB 4 pole, 415 volt 630 Amps with breaking capacity 50 KA, 50 Hz complete all as specified and directed at site. |
| 63 | Supply and fix in replacement offour pole Change over switch with MS enclosure, advance neutral on load, current rating 630 Amps, 415 volts complete all as specified and directed at site. |
| 64 | M&L for Earthing complete with galvanized steel earth plate electrode 60cm x 60cm x 6mm thick, buried directly in ground (earth pit not less than 2.25m below normal ground level) with top edge of earth plate not less than 1.5m below normal ground level connected to main earth lead GI strip 25 x 4 mm as earth lead by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical plate No.3, including exc & earth work in any type of soil, disposal of soil, providing alternate layer of charcoal and common salt, construction of pcc earth chamber in mix 1:3:6 type C-1 with 40mm thick RCC 1:2:4 type B1 cover reinforced with 8mm dia MS bars both ways with lift hook made out of 8 mm dia bar, watering arrangement with funnel and wire mesh and watering pipe of 20mm dia GI light grade and 15mm dia light grade pipe for earth lead protection and testing on completion including taking down old unserviceable earthing complete all as specified and directed at site. Note:- (i) Main earth lead beyond 7.5 meter shall bemeasured and paid separately through deviation order. |
| 65 | M&L for earthing complete with copper earth plate electrode 60 x 60 cm x 3.15 mm thick buried directly in ground vertically (earth pit not less than 2.25 m deep below normal ground level) with the top edge of the earth plate electrode at a depth not less than 1.5m below normal ground level and including copper earth strip of size 20 x 3 mm bolted (with GI nuts, bolts & check nuts) and riveted to earth plate electrode at one end and connected to metallic bodies of HT/LT equipments etc at the other end, earth strip encased in and including 50 mm bore GI medium grade pipe with all fittings from top of earth plate electrode to body of equipment fixed with and including 25x 6mm flat iron clamps, bolts, nuts and washers and including providing watering pipe 20mm bore GI pipe medium grade from Bottom of concrete pit to top of earth plate electrode complete all as specified and shown in electrical plate No 3 of MES SSR Part-I. The scope of work includes necessary excavation and earth work in any type of soil, removal of soil upto 50 metre, PCC pit with precast RCC cover, charcoal/salt, funnel, CI frame etc including taking down old unsv one complete all as specified and as directed. NOTES:- (i) The concrete pit shall be made in PCC 1:3:6 type C-1, using 20mm graded crushed stone aggregate 40mm thick precast cover slab of RCC (1:2:4), type B-1, using 20mm graded crushed stone aggregate with suitable MS handle in lieu of CI cover shown in electrical plate No 3 of MES SSR Part-I shall be provided. Reinforcement in RCC cover shall be of 8mm dia TMT bars laid @150mm c/c both ways. (ii) Item includes the cost of 7.5 metre GI pipe for protection of earth strip. Any variation in length shall be measured and paid through deviation order. (iii) Item includes cost of 7.5 metre earth strips. Any variation in length shall be adjusted through deviation order. (iv) Earth plate electrode shall be surrounded by adequate quantity of charcoal dust and salt to a packed thickness of 15 cm on all sides. |
| 66 | Servicing and repair/maintenance of APFC panel board of 200 KVR& checking connections between load devices and sensing devices else where located in separate panel to check sequence of supplyandset in proper condition including removal of defective device such as CT sensing cable and power cable, repair replacement of fuses, fuse link, control fuses, push button, LED indicators, auto manual selector switch, current transformers and checking/replacing of defective cable lugs, patch work welding, replacement of defective door hinges and testing of capacitor pane obtaining in board power factor to 0.95 to 0.99 of following capacity or panel for the following :- Note:- Replacement of major items will be measured and paid separately. |
| 67 | All as per ser item No 63 here-in- before but150 KVR APFC panel board complete all as specified and directed. |
| 68 | All as per ser item No 63 here-in- before but80 KVR APFC panel board complete all as specified and directed. |
| 69 | All as per ser item No 63 here-in- before but70 KVR APFC panel board complete all as specified and directed. |
| 70 | All as per ser item No 63 here-in- before but50 KVR APFC panel board complete all as specified and directed. |
| 71 | All as per ser item No 63 here-in- before but30 KVR APFC panel board complete all as specified and directed. |
| 72 | S&F in repair power factor improvement static condenser of size 5 KVR (Capacitors) of required capacity complete all as specified and directed. |
| 73 | All as per ser item No 69 here-in- before but8 KVRcapacitor complete all as specified and directed. |
| 74 | All as per ser item No 69 here-in- before but10 KVR capacitor complete all as specified and directed. |
| 75 | All as per ser item No 69 here-in- before but12.5 KVR capacitor complete all as specified and directed. |
| 76 | All as per ser item No 69 here-in- before but15 KVR capacitor complete all as specified and directed. |
| 77 | All as per ser item No 69 here-in- before but20 KVR capacitor complete all as specified and directed. |
| 78 | S&F in repair power contactors 3 pole rating 25 amps, with auxiliary contact 01 No 01 NC complete all as specified and directed at site. |
| 79 | S&F in repair power contactors 3 pole rating 30 amps, with auxiliary contact 01 No 01 NC complete all as specified and directed at site. |
| 80 | S&F in repair power contactors 3 pole rating 55 amps, with auxiliary contact 01 No 01 NC complete all as specified and directed at site. |
| 81 | S&F in repair capacitor duty contactors 3 pole type MO C, 5 amps with auxiliary contact 01 NO complete all as specified and directed at site. |
| 82 | S&F in repair capacitor duty contactors 3 pole type MO C, 10 amps with auxiliary contact 01 NO complete all as specified and directed at site. |
| 83 | S&F in repair capacitor duty contactors 3 pole type MO C, 12.5 amps with auxiliary contact 01 NO complete all as specified and directed at site. |
| 84 | S&F in repair capacitor duty contactors 3 pole type MO C, 15 amps with auxiliary contact 01 NO complete all as specified and directed at site. |
| 85 | S&F in repair capacitor duty contactors 3 pole type MO C, 20 amps with auxiliary contact 01 NO complete all as specified and directed at site. |
| 86 | S&F in repair capacitor duty contactors 3 pole type MO C, 25 amps with auxiliary contact 01 NO complete all as specified and directed at site. |
| 87 | Supply and fixing in repair of MCB TPN 415 volts 40 amps, "C" curve, 10 KA complete all as specified and directed. |
| 88 | Supply and fixing in repair of MCB TPN 415 volts 63 amps, "C" curve, 10 KA complete all as specified and directed. |
| 89 | Supply and fixing, in repair detuned reactor, copper wound 440 V, 50 HZ of capacity 1 KVR complete all as specified and directed. |
| 90 | All as per ser item No 86 here-in-before but 2 KVR complete all as specified and directed. |
| 91 | All as per ser item No 86 here-in-before but 3 KVR complete all as specified and directed. |
| 92 | All as per ser item No 86 here-in-before but 4 KVR complete all as specified and directed. |
| 93 | All as per ser item No 86 here-in-before but 5 KVR complete all as specified and directed. |
| 94 | All as per ser item No 86 here-in-before but 10 KVR complete all as specified and directed. |
| 95 | All as per ser item No 86 here-in-before but 12.5 KVR complete all as specified and directed. |
| 96 | Supply and fixing in repair digital voltmeter, ranging from0 to 500 volts, including providing necessary electrical connections (to accommodate in panel board) complete all as specified and directed at site. |
| 97 | Supply and fixing in repair digital ammeter, ranging from0 to 400 amps (with CT of suitable ratio), including providing necessary electrical connections (to accommodate in panel board) complete all as specified and directed at site. |
| 98 | S&F in repair fuse holder / Fuse base suitable forCylindrical/DIN fuse-links with suitable fuse links of capacity 63 amps complete all as specified and directed at site. |
| 99 | S&F in repair HRC fuse links of capacity up to 63 amps complete all as specified and directed at site. |
| 100 | S&F in repairs indicator lamps (LED type) all as specified and directed at site. |
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