Construction of Outdoor Switchyard from Indoor at 33 /11 KV S/S Shrishti Apartment, B.K.T. and assoicated work On Semi turnkey basis Under Business Plan 2024-25.

Amount

Safe loading & carriage including & proper stracking offollowing store material from ESC lucknow /LE store to site of work .

33 KV 3x300 sq mm XLPE Cable

33 KV 3x300 sq mm XLPE St/Th J/Kit

33 KV 3x300 sq mm XLPE O/D J/Kit

Panther Conductor 2.1 Km x 3+3%= 6.48 Km

33 KV VCB 800 Amp 750 MVA

Double T/F Control Panel

Double Feeder Control Panel

33 KV LINE ISOLATOR 400/800 A

33 KV Lightening Arrestor

33 KV BUS ISOLATOR 400/800 A

33 KV CT 200/100/1 amp

33 KV CT 400/200/1 amp

M.S. Channel 100x50 sq mm 10 kg / Mtr.

MS Round of 32 mm dia

33 kv 3x300 sq mm XLPE cable layingin trench S/C.(All the material shall be provided by the contractor except 33kv cables)as per resspo noms.

Hoisting of 33 kv 3x300 sq mm XLPE Cable on cable stand its jumpring complete with clamps , nuts and bolts .(All the material shall be provided by the contractor except 33kv cables & O/D J/K. )as per RESSPO NORMS

High pressure testing of 33kv 3x300 sq.mm.XLPE cable .Testing equipment will be arranged by the contractor

Earthing by way of boring and lowering of "B" Class GI pipe 50 mm dia from ground upto the water level(minimum 30 mtr. Deep )as per standard practice (All material shall be provided by the contractor except the supplied items )as per resspo norms.

Earthing of indor/Outdoor equipments & structures by means of M.S strip 50X6mm & connecting to pipe type earthing as per RESPO norms.joints will be welded with high quality are welding.( All the material shall be provided by the contractor )as per RESPO norms)

Construction of cable trench of size 300X300mm with cover.

providing & fixing of Control cable tray .(All the material shall be provided by the contractor) as per norms.

Painting of all structures & equipments. (All materials shall be provided by the contractor ).as per RESSPO Norms.

Construction of plith of size 2.0 mtr x 1.5 mtr x 0.9 mtr suitable for erection of upper structure for 33 KV VCB including grouting of anchor bolts in proper alignment and level.Scope of work inclides excavation of foundation base concreting in CC 1:6:12 (cement, fine sand & brick ballast ),1 st class brick work in cement mortor of ratio 1:4 CC in ratio 1:4:8 and RCC work in ratio 1:2:4 (cment coarse sand and stone grit of 20mm gauge ) as per RESSPO norms.

Installation of 33KV VCB- complete work including commissioning as per site engineer instructions.

Fabrication & erection of Isolator structure as per site engineer instructions .(steel material provided by deptt.)

Assembling and installation of line / bus isolator on the isolator structure , In case of line isolator proper operator of earth links shall also be insured. The work includes feabrication for proper flexing if required.

Fabrication & erection of L.A. & C.T. structure as per site engineer instructions.(steel material provided by Contractor )

Installation of PT/CTs on the PT/CT structure along with PT/C.T. junction box .(junction box provided by contractor).

Assembling and installation/ Mounting of lightning arestors on the L.A. Structure as per Resspo norms.

Fabrication & erection of cable stand with grouting & plinthing as per resspo norms .(steel material provided by department)

Providing and Laying of following size copper ,control cable through underground /cable trench/trenching SGR interlinking through proper connetions to transformer control panel/protection board /Battery and Batter Charger /Relays 33/11 KV Transformer junction box/ 33KV VCB, CT etc as per conditions.

Jumpering of all equipments in switch yard with Panther conductor P.G.clams & proper size aluminium lugs including striging Busbar.

Providing & fixing of connector for CT ,isolator etc.

Shifting carefully & installation of 33KV Double feeder / transformer control panel in control room including its grouting

Providing & Fixing of rubber mat 2x1 sq.mtr.

Dismantling of 33 KV Panels etc and carriage of receive back material from site to store ESC.

Providing and Installation of tennis type wire mesh ( 10 SWG) fencing 2.5 Mtr height with toe wall as per instruction of site engineers ( All Materials provided by Contractor).

Earth Laying of earth mat in the switchyard by laying of M.S. Round of 32 mm dia in 500 mm deep trenches with M.S. Round 32mm dia,3 Mtr. Long earth electrodes as per drawing. The work includes welding of the M.S. Round ,connecting all steel structures in the switchyard with the earth mat by means of G.I. strips of size 50x6mm as per item below.( M.S. Round bar 32 mm provided by Department )

Excavation of earth for laying mat

Driving of earth electrode.

Laying of earthmat (M.S.) Bar including cutting, shaping and binding etc)

Preparation of joints, proper making and welding; of main earthmat bar joints and applying bitumen, bitumen impregnated on joints i.e. End Joints. Cross Joints, Lap Joints.

Welding of riser strip with earthmat and structure body.

GST SHALL BE PAID EXTRA

Affinity Infracon

Hindustan Electric Work