Supply Erection Prices of Materials for construction of INCREASING CAPACITY (1X5) MVA TO (2X5) MVA OF 33/ 11 KV SUB STATION KAUNDHIYARA, DISTT.PRAYAGRAJ on Semi Turn-Key Basis

SUPPLY & ERECTION OF WORK AS PER RESSPO NORMS.

Erection of complete structure for 33 Kv Isolator in switch yard as per RESPO drawing. Work also includes construction of gantry Plinth of size 1.0x0.45x0.45 cum with cement,coarse sand and ballast in ratio 1:3:6 and Plastaring of plinth with cement & sand in ratio 1:4 including digging of Pits & backfilling,All Concreting material like cement,ballast,sand Labour & T&P etc.shall be provided by the contractor.

Erection of complete structure for 33 KV lightening arrestor in switch yard. as per RESPO drawing. Work includes Erection of 3 Nos.33 KV Lightening arrestor, its fitting and mounting with care. Grouting of structure with L.C, of 1:3:6 construction of plinth size 0.90x0.45x 0.45 cum. plastering the plinth with cement mortar with cement and sand in ratio 1:4. Works includes cost of clamp concrete material, labour T&P and cement, which shall be provided by the contractor.

Erection of complete 33 KV VCB with structure in switchyard and grouting of VCB Structures. C.T. Structure by cement, sand, brick ballast mortar in ratio 1:3:4. Work includes complete fitting of VCB and C.T. on structure carefully with making all connections of control cable for operating the VCB and C.T. Only VCB, C.T., Battery and battery chargar and their structure shall be provided by the department. All other item like cement, concrete material, T&P shall be provided by the contractor. Work also includes installation and commissioning of Battery and Battery charger.

Installation of 33 KV transformer control pannel in the switchgear room and grouting the pannel by rag bolt using cement, sand mortar in ratio 1:3. Work includs fitting of all accessories in all respect with complete connection of control cable with pannel.Grouting material will be provided by the Contractor.

Erection of complete structure for 33 KV post Insulators in Switch yard. Work includes Installation of 3 Nos. 33 KV Post Insulator on each structure complete as per schedule, grouting of Structure with Ist class brick ballast in the ratio of 1:3:6, plastering in the ratio of 1:3 on plinth size 0.90x0.45x0.45 Cum. The work is to be done strictly as per RESPO drawing. All the material like post Insulator cap, Cement, concrete material used for above work will be provided by the Contractor.

Construction of complete T/F plinth size 4.46 x 3.46 x 1.0 Mtr. above the ground level and 0.5 Mtr. deep foundation made as per drawing. Top of plinth is to be L.C. work in the ratio of 1:3:6 fitted with 3 Mtr. long, 90 lbs, 2Nos. rail pieces. Cement mortar is to be used in 1:3 ratio. Cement, concrete material, bricks used in plinth shall be supplied by the contractor. 6” stone grit is to be laid before foundation start for whole plinth. Only Rail pieces shall be supplied by department. Other material shall be provided by the contractor.

Safe shifting and mounting of 33/11 KV 5 MVA T/F on the transformer plinth. This work includes dragging loading, shifting, lifting and complete assembling after placing on the plinth.All special and ordinary T&P is to be arranged by the contractor. Special care is to be taken to avoid tilting of T/f and loss of transformer oil. Any damage in T/F will be chargeable to contractor.

Laying of earth mat through out 33 KV Switchyard area as per RESPO design and drawing provided by the department. The work includes digging of trenches 0.75 Mtr deep as per drawing. Boaring of 33 mm M.S. Round electrodes upto 0.5 Mtr below ground level. Connecting all electrodes with the help of G.I. Strips of size 35x6 mm (Approx. 600 Kg) and 40 mm G.I. pipe with proper welding with high quality electrodes M.S. rod, G..I. Strip & G.I. Pipe shall be provided by the contractor.

Earthing of each Structure erected in the yard with 35x6 mm. G.I. strip in duplicate fully welded at both ends to be connected to the earthmat, necessary G.I. strip shall be provided by the contractor.

Earthing of 11 KV indoor equipments, switch gears as per RESPO Drawing. with G.I. Strip of Size 50x6 mm, provided by which will be the contractor.

Earthing of 33 KV C.T. Structure complete as per schedule with 50x6 mm.G.I. Strip. All earthing material shall be provided by the contractor.

Special earthing of lightening arrestor structure with 6 Nos. additional 40 mm dia 2.5 Mtr. Long G.I. pipe electrodes/rod by digging 3 Mtr. deep pits and connecting it with L.A. through G.I. Strip 35x6 mm welded at both ends. All the material Like G.I. pipe, G.I. strip shall be provided by the contractor.

Special earthing of T/F neutral by boring 2” dia 20 feet long G.I. pipe in the wet earth and connecting it with 35x6 mm. G.I. strip to T/F neutral giving half round turn at the T/F. Two separate earthing to be provided to T/F body by connecting it with earth mat by special earthing arrangement for earthing work. Material Like Strip of size 50x6/35x6 mm and G.I. pipe 2” dia 2.9 mm thick shall be provided by the contractor used in above work.

Laying and stringing of ACSR dog conductor for busbar between busbar gantry as well as terminal gantry. Three phase jumpering from bus to bar L.A, VCB, C.T., Post insulator and 33/11 KV T/F, Terminal Gantry, Isolator etc. properly with jumpering with P.G. Clamp, T. Clamp and Post Insulator clamp, P.G. clamp, T.clamp, A.C.S.R. Dog conductor and any other clamp required for jumpering shall be provided by the contractor.

painting of All structure and equipment inside the switch yard with two coats of red oxide primer and thereafter two coats of aluminium paint, giving silver white finish, painting is to be done after proper cleaning of the structures. paint, primer, thinner etc. required shall be provided by the contractor himself.

Providing and erection of fire stand as per drawing for fire bucket with M.S. Angle Iron 50x50x6 mm with shed of M.S. sheet to cover the bucket and stand properly. All matrial required for this work like M.S. Angle. 5 Nos fire bucket shall be provided by the contractor.

Installation of 11 KV VCB in the switch gear room, by grouting base channel 100 x 50 x 6 x 1000mm. Fixing of 11 KV switchgears rag bolt, mounting of P.T. on incoming.

11 KV In coming

11 KV O/G VCB

Laying of 11 KV 3x120/185 Sqmm. XLPE power cable by digging 0.75 Mtr. deep trench, putting layer of sand in the bottom, ramming it, laying of cable over it RMT and covering the cable from sides and top by laying bricks, finally covering the same by earth and levelling of the same, all the materials, except cable, will be provided by the contractor. Rates may be quoted per RMT

Erection of 1 No. D/pole 8.5 Mtr long PCC pole including fixing of Top channel on the top the pole and cross brasing, with the help of clamp for 11 KV outgoing feeder of 33/11 KV S/S all material required for this work shall be provided by department.

Cartage of materials from store center Naini to site, like all Sub station structure, 11 KV Switch gears, Earth mat material, All Equipment (TPMO, LA, Fuse set, C.T, P.T. Isolators, VCB, Conductor, Cable, etc.)

Termination of cable boxes of size

3 x 120/185 Sqmm. for XLPE cable Boxes

I/D will be of Heat Shrink indoor type and outdoor type cable boxes will be provided by the contractor of Raychem/ Densons and or any authorised CPRI approved make.

Fabrication and fixing of cable support channel of size 125 x 65 x 6mm. 3.5 Mtr. long and grouting with mortar 1:3:6 ratio in switch yard.All the material , shall be provided by the contractor.

Fabrication and fixing of neutral strip support of T/F made of 65x65x6mm. 3.5 mtr. long and grouting with mortar 1:3:6 ratio in switch yard.All the material such as cement, concrete except strip shall be provided by the contractor.

Laying of following copper control cable from VCB/CT to transformer control pannel/ protection board all control cable shall be supply by the contractor.

Installation of battery and battery charger in control room including electrical connection with all indoor/ outdoor equipments as per requirement. Battery and battery charger with cabinet, Control cable, Cable clip etc. except battery and battery charger and other materails shall be provided by the Contractor. Testing of C.T., VCB, T/F, incoming, outgoing Pannel.

Following items shall also be provided by the contractor at the Sub-station.

Fire Bucket

Hand Gloves

Rubber Matting

GANGA ELECTRICALS

J.P. Electric Works

M/S Prakash Enterprises