PROVN OF INFRASTRUCTURE FOR INSTALLATIONS OF 240 KW ELECTRIC FAST CHARGING STATION ALONGWITH CONNECTED FITTINGS FOR ELECTRIC VEHICLES AT IMA DEHRADUN

Surface excavation not exceeding 30 cm deep and averaging 15 cm deep and getting out in soft /loose soil complete all as specified and directed.

Removal of surplus soil to distance exceeding 250 metre but not exceeding 500 metre and deposting where directed at a leve not exceeding 1.50 metre above the starting point complete all as specified and directed.

M&L for hard core of broken stone gauge not exceeding 63 mm deposited , spread and levelled in layeres n. exc 15 cm thick, watered and rammed to a true surface complete all as specified and directed.

M&L for 100 mm thick PCC 1:4:8 type D-2 (using 40 mm graded stone aggregate) as in sub of floor complete all as specified and directed.

M&L for brick work using sub class 'B' bricks straight or curved on plan exc 6 metre mean radius built in CM 1:6 (Old size brick) complete all as specified and directed.

M&L for 75mm thick PCC 1:2:4, type B-2 (using 40mm graded aggregate) as in flooring and finishing the surface even and smooth without using extra cement complete all as specified and directed.

S&F MS Rolled sections as in main and cross beams, hip and jack rafters, purlins where connected to common rafters and running rails and guides for sliding doors, fixed with angle cleats or other connecting plates conforming to Fe 410 -W (Gde E-250) quality 'A' complete all as specified and directed.

S&F pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50 mm thick of any colour having tensile strength of 550 Mpa as in roof covering /cladding to wall, ridges fixed with self tapping screws etc complete all as specified and directed.

S&F pre-painted galvalume aluminium zinc coating GI based plain steel sheet 0.50 mm thick of any colour having tensile strength of 550 Mpa as in roof covering /cladding to wall, fixed with self tapping screws etc complete all as directed.

M&L for preparation of new steel or iron surfaces of any description not otherwise described over 10 cm width or girth and applying two coats of synthetic enamel paint over one coat of red oxide primer complete all as specified and directed.

M&L for 18-20 mm thick granite (of any type) work (table rubbed & polished) in steps, jambs, pillars, window- cills, cooking platforms & like, over 15mm thick screed bed in cement mortar (1:6) including pointing into white cement (1:2) using marble dust with admixture of pigment to match shade of granite and rounding the edges and making holes for as required, complete all as specified and directed.

Supply, installation, testing and commissioning floor mounted transformer of capacity 315 KVA step down, outdoor type, 3 Phase, 50 Hz, AC oil immersed, air naturally cooled (ONAN type) with external cooling tubes/radiators, double wound core type, copper wound having voltage ratio 11 KV/0.433KV corresponding to principal tapping, Delta connected primary winding (HV side) and star connected on secondary winding (LV side) in accordance with vector group DYN-11 (Vector group 4) with neutral brought out on LV side and with automatic voltage regulation in suitable step/positions on HV side for constant output so as to alter/vary secondary voltage of +5 to 10% in steps of 2.5% by meansof manual offload tap changing arrangements complete and conforming to IS-1180:2014, Temperature rise in oil 40°C and windings 45°C, having percentage of impedence not less than 4.75% complete with all standard fittings and accessories, gauges, first filling of transformer oil etc complete all as specified and comprising with the following fittings and accessories:-

Externally hand operated off-circuit Tap switch with position indicator and locking device.

Conservator with oil gauge, filling hole with plug & drain hole with plug.

Under carriage with four plain rollers.

Oil filling hole cum air release plug - 01 No

Drain valve cum sampling valve - 01 No

Filter valve with plug - 01 No

Rating plate & Diagram plate - 01 No

Lifting lugs for transformer - 02 Nos

Lifting lugs for lid - 02 Nos

Earthing terminals - 02 Nos

Thermometer pocket - 01 No

Silica gel breather - 01 No

Supply, Installation,Testing and Commissioning of Feeder Pillar box made of CRCA Sheet 3.15mm thick and size not less than 700x400x250mm with and including locking arrangement, MCCB FP 500 A, four nos aluminium busbar 600 amp, Digital Voltmeter, Digital Ammeter, Indicator bulb, cable entry shall be at the bottom, stand for mounting shall be of 50x50x5mm MS angle with necessary cement concrete and panel should be powder coated finish after applying pretreatment and enamel paint and necessary connections etc complete all as specified and directed.

Supply, laying and testing cable XLPE Insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 11 KV grade with stranded aluminium conductor of size 95 Sqmm 3 core and connecting with lugs complete all as specified and directed.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1.1 KV grade with stranded aluminium conductor of size 400 Sqmm 3.5 core and connecting with lugs complete all as specified and directed.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1.1 KV grade with stranded aluminium conductor of size 95 sq mm single core as PE cable and connecting with lugs complete all as specified and directed.

M&L for steel tubular swaged pole 12 mtr long with cast iron base plate, finial taper plug, bolts, nuts and screws as specified type 410 SP 64 including painting with anti corrosive paint internally complete and externally complete with two coat of synthetic enamel aluminium paint over a coat of red oxide primer and preparation of surface including marking of pole Nos with black paint complete all as specified and as directed.

Supply, installation. connecting electrically and commissioning switch air break, gang operated, triple pole mounted on insulators 15 Nos and steel frame with operating mechanism in worked from ground level, drop out fuse, for current rating 400 amps and working voltage 11000 volts complete all as specified and as directed.

M&L for cross arms, bracings, supports, clamps and back plates fabricated from steel section including nuts, bolts, washers, welding bending cold or hot drilling holes for bolts in any shape ors size as indicated or directed and inclusive of applying two coats of aluminium paint over a coat of primer complete all as specified and directed.

M&L for cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm complete all as specified and directed.

M&L for straight through jointing kit heat shrinkable type suitable for 1.1 KV XLPE cable size 400 sq mm 4 core complete all as specified and directed.

S&F lightening arrester non liner type confirming to IS No 3070 part I complete with all fittings, transmission class discharge capacity 65 KA suitable for 11 KV including making connections with over head line with ACSR conductor on poles complete all as specified and directed.

S&F HT cable root indicator of cast iron embedded in PCC 1:3:6 type C-2 (using 20 mm graded stone aggregate) block of size 100x100x200mm foundation upto ground level including necessary earth work in any type of soil complete all as specified and directed.

M&L for PCC 1:4:8 type D-2 using 40 mm graded stone aggregate for foundation of poles, filling and mass concrete complete all as specified and directed.

M&L for PCC 1:2:4 type B-1 using 20 mm graded crushed stone aggregate as in coping of poles/stays etc including necessary form work complete all as specified and directed.

S&F danger notice plate of 1.6MM thick mild steel sheet, vitreous enamelled white, with letters, figures and conventionals skull and bones in dignal red colour of 33 KV and fixed with MS clamp FI 25x3 mm, botls and nuts of size 25x20CM for HT complete all as specified and directed.

M&L for galvanised steel tubes light grade 100 mm bore with fittings laid for protection of cable under road crossing, fixed to walls or pole complete all as specified and as directed.

M&L for Boring of holes under road, pavement, hard standing by manual suitable for 100mm GI pipe all as specified and directed.

M&L for stone 40mm graded stone aggregate without any vegitation or chemical including levelling /spreading surrounding HT/LT 2/4 pole structure, LT/HT panel complete all as specified directed .

M&L for earthing with copper plate 60cmx60cmx3.15mm thick burried directly in ground (earth pit not less than 2.25 mtr below ground level) with top edge of the plate not less than1.5 mtr below ground level connected to 20×3mm copper strip as earthing lead by means of nuts,bolts,check nuts & washers of galvanized iron or steel,protected by 40mm bore light grade galvanised iron protection pipe and connected to main switch board including all necessary excavation & earth work in hard/dense soill including funnel with wire mesh and watering pipe 20 mm bore medium grade galvanised iron pipe with charcoal and common salt in alternate layers of 15cm thickness all around the GI plate electrode with concrete pit in PCC 1:3:6 type C-1 with cast iron frame including cast iron cover10mm thick hinged to CI frame and 6mm MS rod for handle and necessary testing complete all as shown in electrical plate No 3 of SSR part-I all as specified and directed.

Excavation in trenches not exceeding 1.50 m wide and n.exc1.5 m in depth for foundation of poles, cable etc, not exc 10 sqm on plan and getting out in soft/loose soil including taking out brick protection etc complete all as specified and directed.

Returning filling in,including spreading,leveling, watering and well ramming in layers not exc.25cm thick complete all as specified and directed.

Removing the excavated soil to a distance not exceeding 50 mtr and depositing where directed at a level not exc 1.5 mtr above the starting point complete all as specified and directed.

M&L for sand cushioning to protection of under ground cables in trench and existing duct at MRS, before laying the cable, stretching and testing the cable complete all as directed. Note:- Punned thickness of sand will be measured and paid.

M&L for un-reinforced precast concrete cable cover HV type I, flat size 300mmX180mmX40 mm as protection to underground cable laid dry and flat adjoining each other complete all as specified and directed.

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