Renovation upgradation of electrical distribution system of Gauhati University and Laying underground UG cable to RCC-1 and RCC-2 Boys Hostel including necessary civil works

Amount

ELECTRICAL AND CIVIL WORKS

Main electrical Power Distribution Panel (ln front Physics Department)-Replacement of existing panel Supply, installation, testing & commissioning of Main electrical power distribution panel, floor mounted, fabricated with CRCA steel, compartmentalized, with 2.0 mm thick (min) for doors, 1.6 mm thick (min) for non-load bearing side members & 2.5 mm thick (min) for side members, E91E grade aluminium bus bar having minimum 0.66A/ sq mm current density, including supply and installation of following switchgears and accessories complete with wirings . The rate shall include MS channels and other accesories required for installation of panels. The interlockings required between incoming ACB's with Generator ACB's and Bus coupler ACB shall be provided as directed by Engineer-in-Charge . lncoming:-l (Section-1 bus), 16004 , 50KA, 4P EDO type ACB, - 1 no, 1600/54 CT- 2 sets, LED based R, Y, B lnd. Lamps- 1 set, Multifunction digital meter for measurement of V, I, KW, KWh, PF- 1 NO Generator incoming-1 (Section-1 bus) 1250 A , 50KA, 4P EDO type ACB, - 1 no, 1250/5A CT- 1 set , LED based R, Y, B lnd. Lamps- 1 set , Multifunction digital meter for measurement of V, I, KW, Kwh, PF. 1 NO lncoming:-2 (Section-2 bus) 1600A , 50KA, 4P EDO type ACB- 1 no, 1600/5A CT- 2 sets, LED based R, Y, B lnd. Lamps- 1 set , Multifunction digital meter for measurement of V, I, KW, Kwh, PF. 1 NO Bus Coupler: 1600A, 50KA,4P EDO type ACB-1no Bus bar : 2000A, R,T,B,N in two sections isolated by the Bus- coupler breaker Outgoing feeders- section-1 800A,50KA,4P,MCCB - 1 no, 630A,50KA,4P,MCCB - 2nos, 400A,50KA,4P,MCCB- 3nos, 250A,36KA,4P,MCCB-3nos, 200A,36KA,4P, MCCB - 3nos,100A,36KA,4P MCCB - 2nos Outgoing feeders- Section-2 630A, SOKA, 4P, MCCB.3 NOS, 4004, 50 KA, 4P MCCB- 3 nos, 250A, 36K4, 4P MCCB- 3 nos, 200A, 36KA, 4P MCCB- 3 nos, 100A, 36KA. 4P MCCB- 2 nos

Secondary electrical Power Distribution Panel (Feeder Pillar) (near LLM) Replacement of existing panel Supply, installation, testing & commissioning of Main electrical power distribution panel, floor mounted, fabricated with CRCA steel, compartmentalized, with 2.0 mm thick (min) for doors, 1 .6 mm thick (min) for nonioad bearing side members & 2.5 mm thick (min) for side members, E91 E grade aluminium bus bar having minimum 0.66fu sq mm cunent density, including supply and installation of following switchgears and accessories complete with wirinqs lncoming: 8OOA, 5OKA, 4P MCCB,.1 NO 800/5A CT- 1 sets LED based R, Y, B lnd. Lamps- 1 set Multifunction digital meter for measurement of V, I, KW KWh, PF- 1 no Bus bar: 8004 R, Y, B, N bus bar Outgoing Feeders 4OOA, 5OKA, 4P, MCCB.4 NOS 250A, 36 KA, 4P MCCB- 3 nos 2004, 36 KA, 4P MCCB- 2 nos 100A, 36 KA, 4P MCCB- 2 nos

Secondary electrical Power Distribution Panel (Feeder Pillar) for VC's office) Replacement of existing panel Supply, installation, testing & commissioning of Main electrical power distribution panel, floor mounted, fabricated with CRCA steel, compartmentalized, with 2.0 mm thick (min) for doors, 1 .6 mm thick (min) for non-load bearing side members & 2.5 mm thick (min) for side members, E91E grade aluminium bus bar having minimum 0.664/ sq mm current density, including supply and installation of following switchgears and accessories complete with wirings lncoming: 400A, 50K4,4P MCCB, - 1 no 400/5A CT- 'l sets LED based R, Y, B lnd. Lamps- 1 set Multifunction digital meter for measurement of V, I, KW, K\A/h, PF. 1 NO Bus bar: 500A R, Y, B, N bus bar Outgoing Feeders 3204, 50KA,4P, MCCB- I nos 250A, 36 KA, 4P MCCB- 2 nos 160A, 36 KA, 4P MCCB- 2 nos 100A, 36 KA, 4P MCCB- 3 nos 63,4, 36 KA,4P MCCB-4 nos

Secondary electrical Power Distribution Panel (Feeder Pillar) for New Academic Complex Supply, installation, testing & commissioning of Main electrical power distribution panel, floor mounted, fabricated with CRCA steel, compartmentalized, with 2.0 mm thick (min) for doors, 1 .6 mm thick (min) for non-load bearing side members & 2.5 mm thick (min) for side members, E91E grade aluminium bus bar having minimum 0.664/ sq mm current density, including supply and installation of following switchgears and accessories complete with wirings lncoming: 400A, 50K4,4P MCCB, - 1 no 400/5A CT- 'l sets LED based R, Y, B lnd. Lamps- 1 set Multifunction digital meter for measurement of V, I, KW, K\A/h, PF. 1 NO Bus bar: 500A R, Y, B, N bus bar Outgoing Feeders 3204, 50KA,4P, MCCB- I nos 250A, 36 KA, 4P MCCB- 2 nos 160A, 36 KA, 4P MCCB- 2 nos 100A, 36 KA, 4P MCCB- 3 nos 63,4, 36 KA,4P MCCB-4 nos

Electrical Panel for 250KVA transformers Supply, installation, testing & commissioning of Main electrical power distribution panel, floor mounted, fabricated with CRCA steel, compartmentalized, with 2.0 mm thick (min) for doors, 1.6 mm thick (min) for non-load bearing side members & 2.5 mm thick (min) for load bearing side member, E91E grade aluminium bus bar having minimum0 0.66A/sqmm current density, including supply and installation of following switchgears and accessories complete with wiring- lncoming 4OOA, SOKA,4P MCCB,.1 NO 400/54 Cl - 1 sets LED based R, Y, B lnd. Lamps- 1 set Multifunction digital meter for measurement of V, I, KW, KWh, PF. 1 NO Bus bar: 6004, R, Y, B, N bus bar Outgoing Feeders: 250A, 5OKA,4P, MCCB- 1 NO 2OOA, 36KA, 4P, MCCB- 2 NOS 160A, 36 KA, 4P MCCB- 2 nos 1004, 36 KA, 4P MCCB- 3 nos

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as required. Above 185 sq. mm and upto 400 sq. mm

Laying of one number additional PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size direct in ground in the same trench in one tier horizontal formation including excavation, sand cushioning, protective covering and refilling the trench etc as required. Above 185 sq. mm and upto 400 sq. mm

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing RCC/ HUME/METAL pipe as required. Above 185 sq. mm and upto 400 sq. mm

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XPLE aluminium conductor cable of 1.1KV grade as required 1C x 400sqmm

Providing, laying of following RCC Pipe NP2 class in ground complete with RCC Collars, jointing with cement mortar 1:2 including trenching for road crossing

Supply of 1100V, stranded, compacted aluminium H4 grade conductor with flexibility of class 2, XLPE insulated applied through extrusion as per lS 7098 (Part-1), non-magnetic round aluminium armoured, PVC (ST-2 type) outer sheathed underground power cable 400 sq mm, 1 Core

Excavating, supplying and filling of local earth (including royalty) by mechanical transport upto a lead of 5km also including ramming and watering of the earth in layers not exceeding 20 cm in trenches, plinth sides of foundation etc. complete.

Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in charge. All kinds of soil

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 40 mm nominal size derived from natural sources)

12 mm cement plaster of mix : 1:4 (1 cement: 4 fine sand)

Half brick masonry with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundations and plinth in : Cement mortar 1:3 (1 cement : 3 coarse sand)

Dry stone pitching 22.5 cm thick including supply of stones and preparing surface complete.

Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete.

Finishing with Deluxe Multi surface paint system for interiors and exteriors using Primer as per manufacturers specifications : Two or more coats applied on walls @ 1.25 ltr/10 sqm over and including one coat of Special primer applied @ 0.75 ltr /10 sqm

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Steel reinforcement for R.C.C. work including straightening, cutting,bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more.

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: Cement mortar 1:6 (1 cement : 6 coarse sand)

Centering and shuttering including strutting, propping etc. and removal of form for Lintels, beams, plinth beams, girders, bressumers and cantilevers

Columns, Pillars, Piers, Abutments, Posts and Struts

Suspended floors, roofs, landings, balconies and access platform

Foundations, footings, bases of columns, etc. for mass concrete

Providing and laying Non Pressure NP-4 class (Heavy duty) R.C.C. pipes including collars/spigot jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc. complete 450 mm dia RCC pipes.

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm (+ 0.05 %) total coated thickness with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by Engineer in-charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost o purlins, rafters and trusses and including cutting to size and shape wherever required.

Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete. Hot finished welded type tubes

Providing and fixing ISI marked flush door shutters conforming to IS : 2202 (Part I) non-decorative type, core of block board construction with frame of 1st class hard wood and well matched commercial 3 ply veneering with vertical grains or cross bands and face veneers on both faces of shutters: 30 mm thick including ISI marked Stainless Steel butt hinges with necessary screws

Providing and fixing pressed steel door frames conforming to IS: 4351, manufactured from commercial mild steel sheet of 1.60 mm thickness including hinges, jamb, lock jamb, bead and if required angle threshold of mild steel angle of section 50x25 mm, or base ties of 1.60 mm, pressed mild steel welded or rigidly fixed together by mechanical means, including M.S. pressed butt hinges 2.5 mm thick with mortar guards,lock strike-plate and shock absorbers as specified and applying a coat of approved steel primer after pre-treatment of the surface as directed by Engineer-in-charge: Profile B Fixing with adjustable lugs with split end tail to each jamb

Providing and laying vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS: 15622, of approved make, in all colours and shades, laid on 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand), jointing with grey cement slurry @ 3.3 kg/ sqm including grouting the joints with white cement and matching pigments etc., complete. Size of Tile 600x600 mm

Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing / paneling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, paneling and dash fasteners to be paid for separately) : For fixed portion Anodised aluminium (anodised transparent or dyed to required shade according to IS: 1868, Minimum anodic coating of grade AC 15)

For shutters of doors, windows & ventilators including providing and fixing hinges/ pivots and making provision for fixing of fittings wherever required including the cost of EPDM rubber / neoprene gasket required (Fittings shall be paid for separately) Anodised aluminium (anodised transparent or dyed to required shade according to IS: 1868, Minimum anodic coating of grade AC 15)

Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with EPDM rubber / neoprene gasket etc. complete as per the architectural drawings and the directions of engineer-in-charge . (Cost of aluminium snap beading shall be paid in basic item) With float glass panes of 5 mm thickness (weight not less than 12.50 kg/sqm)

Providing and fixing white vitreous china pedestal type water closet (European type) with seat and lid, 10 litre low level white vitreous china flushing cistern & C.P. flush bend with fittings & C.I. brackets, 40 mm flush bend, overflow arrangement with specials of standard make and mosquito proof coupling of approved municipal design complete, including painting of fittings and brackets, cutting and making good the walls and floors wherever required : W.C. pan with ISI marked white solid plastic seat and lid

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, i/c fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and the cost of cutting chases and making good the same including testing of joints complete as per direction of Engineer in Charge. 15 mm nominal dia Pipes

25 mm nominal dia Pipes

Providing, laying and fixing following dia G.I. pipe (medium class) in ground complete with G.I. fittings including trenching (75 cm deep)and re-filling etc as required 150 mm dia metre

Providing and fixing following rating and breaking capacity and pole MCCB with thermomagnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc. as required 200 A,36KA,FPMCCB

250 A,50KA,FPMCCB

400 A,50KA,FPMCCB

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as required. Above 35 sq. mm and upto 95 sq. mm

Laying of one number additional PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size direct in ground in the same trench in one tier horizontal formation including excavation, sand cushioning, protective covering and refilling the trench etc as required. Above 35 sq. mm and upto 95 sq. mm

Supply, Installation, Testing & Commissioning of electrical power distribution panel (indoor) , floor mounted, fabricated with CRCA steel, compartmentalized, with 2.0 mm thick (min) for doors, 1.6 mm thick (min) for non-load bearing side members & 2.5 mm thick (min) for load bearing side member, E91E grade aluminium bus bar having minimum0 0.66A/sqmm current density, including supply and installation of following switchgears and accessories complete with wiring- The rate shall include MS channels and other accessories required for installation of panels. Panel 1 (indoor) Incomer 400A 50KA 4PMCCB-1nos. Outgoing 250A 36 KA 4PMCCB-3nos. 200A 36KA 4PMCCB-3nos 500 A, Aluminium Bus-bar

Supply, Installation, Testing & Commissioning of electrical power distribution panel (Outdoor) , floor mounted, fabricated with CRCA steel, compartmentalized, with 2.0 mm thick (min) for doors, 1.6 mm thick (min) for non-load bearing side members & 2.5 mm thick (min) for load bearing side member, E91E grade aluminium bus bar having minimum0 0.66A/sqmm current density, including supply and installation of following switchgears and accessories complete with wiring- The rate shall include MS channels and other accessories required for installation of panels. Panel 2 (Outdoor) Incomer 250A 36KA 4PMCCB-2 nos Two section of bus bars - 300 A capacity; Aluminium Outgoing 200A 36 KA 4PMCCB-4nos (2 nos from each bus bar section)

M/S Saturn Electricals (BID ID -267588)

Delta Engineers (BID ID -267704)

Bora Electricals (BID ID -267708)