REPAIRS / MAINTENANCE OF HT DISTRIBUTION SYSTEM INCLUDING REPAIRS TO TRANSFORMERS, GOD, LA EARTHINGS AND ALLIED WORKS AT AOC CENTRE, MUDFORT, HANUMAN TEMPLE, HAVLOCK LINE, NCC, 54 DOU, SAFILGUDA, SAPPERS LINE, ABC LINE, SOLAR PLANT AND ADJOINING AR

Amount

M&L for Disconnecting the electric supply and Servicing of 11 KV AB switches upto 400 Amps by disconnecting, overhauling, greasing and re-assembling same in its original existing position, testing & commissioning including complete all as directed by Engineer-in-Charge. Note: Male/female contacts shall be measured and paid separately under relevant items.

Supply only Male contacts suitable for 11 KV Air Break switch including taking down old unserviceable male contracts complete all as directed by Engineer-in-Charge.

Supply only Female contacts suitable for 11 KV Air Break switch including taking down old unserviceable female contracts complete all as directed by Engineer-in-Charge.

Disconnecting the electric supply, taking down the old unserviceable Disc insulator and Supply & Fixing new Disc insulator single disc 11 KV grade porcelain, vitreous, brown or green 145mm high and 255 mm dia complete all as directed by Engineer-in-Charge.

Disconnecting the electric supply, taking down the old unserviceable pin type insulator and Supply & Fixing new pin type insulator 11 KV grade porcelain, vitreous, brown or green insulator including one galvanised iron washer and one nut 150mm high and 150 mm dia including taking out old unserviceable pin type insulator complete all as directed by Engineer-in-Charge.

Disconnecting the electric supply and taking down the broken unserviceable post top insulator and S&F new post top porcelain insulator vitreous brown with GI clamp nuts bolts etc suitable for 11000 Volts grade working pressure complete all as directed by Engineer-in-Charge. Make for item No 4 to 6 - JAYSREE / BENGAL POTTERIES / BHEL OR AS APPROVED BY GE

M&L for Cable jointing kit for 11 KV (earthed) grade cable for outdoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 to 95 Sqmm including taking out old unserviceable joint complete all as directed

All as per item No 7 here- in- before but size 120 to 185 Sqmm complete.

M&L for Cable jointing kit for 11 KV (earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 to 95 Sqmm including taking out old unserviceable joint complete all as directed by Engineer-in-Charge .

All as per item No 9 here- in- before but size 120 to 185 Sqmm complete.

M&L for Cable jointing kit for 11 KV (earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 to 95 Sqmm including taking out old unserviceable joint complete all as directed.

All as per item No 11 here- in- before but size 120 to 185 Sqmm complete. Make for item No 7 to 12 :- REYCHEM/ DENSON/3M/M-Seal Note for item No 7 to 12 : Earth work shall be measured and paid separately under relevant item of this BOQ.

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth and getting out in hard/ dense soil for foundation of poles, structures, stay rods, laying of underground cable etc complete all as directed by Engineer-in-Charge.

Excavation in trenches not exc. 1.5m wide and exc.1.5m & upto 3.0m tin depth for foundation of stay/ pole and etc and getting out in hard/dense soil complete all as specified and as directed by Engineer-in-Charge.

Returning, filling in soils including spreading, leveling, watering and well ramming in layers each not exceeding 25cm thick complete all as directed by Engineer-in-Charge

Removing excavated soil to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as directed by Engineer-in-Charge.

Spreading riddled earth ( after preparation of excavated earth) in Cable duct for cushioning of cable laid in trenches complete all as directed by Engineer-in-Charge Note:- Punned thickness 18 CM( 6.25 Cm below cable and 11.75 cm above cable) will be measured for payment purpose. The earth removed during excavation to be used as riddled earth after crushing and sieving. Note : Quoted rate is deemed to be inclusive of all above provisions.

M&L for laying un-reinforced precast concrete cable cover, class HV, type 1 with , size 300 mmX180mmX 40mm complete all as directed by Engineer-in-Charge.

M&L for cement concrete (1:4;8) type D2 using 40 mm graded stone aggregate for base of foundation complete as specified and directed by Engineer-in-Charge.

M&L for cement concrete (1:3;6) type C2 using 40 mm graded stone aggregate as in foundation including form work complete as specified and directed by Engineer-in-Charge.

PCC (1:2:4) type B1 (using 20mm graded stone aggregate) as in coping including necessary formwork complete all as specified and directed by Engineer-in-Charge.

Supply and lay GI tubing 100 mm dia, light grade for cable protection at road crossing / on poles and tubing sealed at both ends after laying the cables complete all as directed by Engineer-in-Charge. Make: TATA / JINDAL

Supply and lay GI tubing 80 mm dia, light grade for cable protection at road crossing / on poles and tubing sealed at both ends after laying the cables complete all as directed by Engineer-in-Charge. Make: TATA / JINDAL

M&L for boring of horizontally holes under the road below 1.0 mtr from the road/hard surface by trenchless technology using ultra sound technique and including necessary machine without damaging the existing road and getting out in any type of soil and disposal of soil to a distance not exceeding 50m from the site of work including supply & laying HDPE pipe up to 150 mm dia suitable for 0.4 MPA work pressure. NOTE: AVERAGE WIDTH OF THE ROAD IS 20 RM

Supply, lay, connect test and commissioning of 3 core, 95 Sqmm, 11000 Volts grade(Earthed) XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminum conductor laid in trench/under ground/wall/surafce/tunnel/duct including taking out unserviceable burnt out cable complete all as directed by Engineer-in-Charge.

Supply, lay, connect test and commissioning of 3 core, 120 Sqmm, 11000 Volts grade (Earthed)XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminum conductor laid in trench/under ground/wall/surafce/tunnel/duct including taking out unserviceable burnt out cable complete all as directed by Engineer-in-Charge. Make for item Nos. 25 & 26 : POLYCAB / HAVELLS / NICCO / GLOSTER

M&L for Advance Maintenance Free G.I. SAFE EARTHING Electrode with PIPE of not less than 50 mm outer dia (THICKNESS NOT LESS THAN -2.5MM) and two meter length, The electrode should be of galvinised (80 -100 micron) along with earth lead as Galvanised steel strip of size 32 X6 mm 7.5 m . The GI Electrode shall be pre-filled with Crystalline Conductive Material (CCM) . The GI electrode shall be surrounded with 25 kg Backfill compound to provide maximum contact between the electrode and Back Fill Compound. GI Electrode Shall be tested from CPRI. The earthing pit should be cover with PCC (1:2:4 , B1) cover of 450 x 450 mm complete all as specified and directed. Make: TRUE POWER / ASHLOK / INDELEC/JMV /TERCEL.

M&L for Supply, test, erection & commissioning of Steel tubular swaged poles staying in a truely vertical position till the foundations are properly set with the help crane complete with cast iron base plate, finial taper plug, bolts, nuts & screws including drilling of holes to poles for clamps & hooks for running of earth wire/Strip complete all as specified type 410 SP-55, 11 mtrs HT poles complete all as directed by Engineer-in-Charge. Note:-(i) Crane hiring charges for erection are deemed to inclusive in the quoted rate. (ii) Earth work, PCC, coping shall be measured and paid separately. (iii) The rates include staying the poles in a truely vertical position till the foundations are properly set. (iv)The rates include cast iron base plate, nuts, bolts, screws, painting of steel tubular poles, drilling of holes in steel tubular poles for fixing of clamps, hooks for continuous earth wire/strip.

Supply, test, install & commissioning of HT 11 KV outdoor type gang operated air break switch triple pole mechanically operated suitable for horizontal or vertical mounting (suitable for existing one) on insulator and steel frame with operating mechanism worked from ground level for current rating up to 400 Amps and connecting up with jumpers, testing and commissioning including dismantling/disconnecting & taking down the old unserviceable one complete all as directed by Engineer-in-Charge. Make :- VJV / SMC / ATLAS/JAIPURIA

M&L stay assembly comprising of MS stay plate 6 mm thick and of size 300 x 300 mm and 20 mm dia MS stay rod, 2150 mm long including thimbles GI stay strand 7/3.15 mm dia of required length complete all as shown on electrical plate No.1 on page No.495 of MES SSR Part-I 2009 including necessary excavation PCC 1:3:6 Type C2 (using 40mm graded stone aggregate), loop insulator as specified in SSR and including taking down old unserviceable one complete all as directed by Engineer-in-Charge.

M&L for loop type insulator, vitreous porcelain, white, brown or green, large size with overall dimensions 90 x 140mm size, clearance of hole 25.5 mm complete all as specified and directed by Engineer-in-Charge.

M&L of cross arms i.e bracing supporting clamps back plates, nuts, bolts and washers complete including one under coat and one finishing coat with synthetic enamel paint over a coat of red oxide primer & including taking down old unserviceable complete all as directed by Engineer-in-Charge.

Supply and install lightening arrestor expulsion type complete with all fittings transmission class, discharge capacity 65 Kilo Amps suitable for 11 KV connecting testing & including taking down old unserviceable complete all as directed by Engineer-in-Charge.

M&L ACSR jumpers in HT/LT over head line upto 10 mm dia as that of existing size including binding wire, nuts & bolts washers complete all as directed by Engineer-in-Charge.

M&L of danger notice plate of 1.6mm thick mild steel sheet vitreous enameled white, with letters, figures and convention skull and bones in signal red colour and fixed with MS clamps bolts and nuts of approved size for HT 11 KV of size 25 x 20 cm complete.

M&L for Cradles, hexagonal/rectangular fabricated with galvanised steel 4mm dia & including taking down old unserviceable complete all as specified and directed by Engr in charge.

Supplying only Tinned Copper fuse wire of 16SWG to 22 SWG or 10 Amps to 100 Amps capacity suitable for 11kV supply

M&L for ACSR conductor, steel reinforced for LT / HT over head lines on poles including stretching tightening of poles insulator with binding wire of suitable size with insulator/stretching of ACSR conductor including disconnecting/taking out old existing unsv ACSR conductors complete all as specified and directed by Engineer-in-Charge.

M&L for Disconnection of all Primary/Secondary connections of the defective transformer rating up to 200kVA outdoor / indoor type, any make, taking down / out from plinth / pole / platform with the help of suitable capacity crane and transporting the same carefully to workshop for repair and bringing back and test, install & commissioning in its original existing position by making all necessary connections complete all as directed by Engineer-in-Charge. Note :- Crane hiring charges and transporting charges are deemed to be inclusive in the quoted rate.

M&L for Disconnection of all Primary/Secondary connections of the defective transformer rating above 200 and up to 500kVA outdoor / indoor type, any make, taking down / out from plinth / pole / platform with the help of suitable capacity crane and transporting the same carefully to workshop for repair and bringing back and test, install & commissioning in its original existing position by making all necessary connections complete all as directed by Engineer-in-Charge. Note :- Crane hiring charges and transporting charges are deemed to be inclusive in the quoted rate.

M&L for Opening top cover of transformer taking out complete oil and keeping in clean and dry container, taking out core & winding from the body, remove the sludge from tank complete and segregation of HT/LT leg coil from transformer including job assembling of jointing the connections pf HT/LT coil in core assembling complete insulation works, setting of core, making new connections (as per existing connections), proper alignment of job including keeping in oven chamber of as per IS Specification of respective transformer capacity for remove the moisture as well as fixing of upper yoke lamination, checking, tightening, nuts, bolts, washers and all types of gasket ( Bushing and tank) etc and welding if any leakage found in body or fins, making good deficient item if any, testing the jobs with megger for proper results including two coats of anti corrosive paint after cleaning inside transformer tanks and two coats of outside painting including writing KVA Capacity, repairs of body by means of welding, jointing if required complete for capacity up to 200 KVA with complete Testing and Commissioning all as directed by Engineer-in-Charge.

M&L for Opening top cover of transformer taking out complete oil and keeping in clean and dry container, taking out core & winding from the body, remove the sludge from tank complete and segregation of HT/LT leg coil from transformer including job assembling of jointing the connections pf HT/LT coil in core assembling complete insulation works, setting of core, making new connections (as per existing connections), proper alignment of job including keeping in oven chamber of as per IS Specification of respective transformer capacity for remove the moisture as well as fixing of upper yoke lamination, checking, tightening, nuts, bolts, washers and all types of gasket ( Bushing and tank) etc and welding if any leakage found in body or fins, making good deficient item if any, testing the jobs with megger for proper results including two coats of anti corrosive paint after cleaning inside transformer tanks and two coats of outside painting including writing KVA Capacity, repairs of body by means of welding, jointing if required complete for capacity above 200 KVA and upto 500 KVA with complete Testing and Commissioning all as directed by Engineer-in-Charge.

M&L for Making Primary/Secondary coil with insulating copper wire of required gauge craft paper cotton tape HT/LT insulation as per specification of old existing transformer including making of coil as required of various capacity of transformer complete all as directed by Engineer-in-Charge.

M&L for Reconditioning of over heated HT/ LT coil of transformer up to 400 KVA after removing all old insulation any type and re-insulation as required and remaking of LT coil complete all as directed by Engineer-in-Charge.

M&L for Opening of the 11 KV / 0.433 KV Distribution transformer rating up to 500 KVA by removing the inspection cover / top cover, decanning of the transformer oil up to the required level, check leaked cork seal(if any), check the un serviceable insulators & LT/HT bush (if any) complete from the shell and making connections of LT/HT bush, insulators & cork seals to avoid leakage and refilling oil back to existing position into the transformer complete testing & commissioning complete all as directed by Engineer-in-Charge. Note: Spares shall be measured and paid separately under relevant items

Supply only HT bushing including metal parts and washer complete for any make of transformer mounted on plinth/pole and transformer rating up to 500 KVA capacity complete including taking down old unserviceable one all as directed by Engineer-in-Charge.

Supply only LT rod / studs for any make of transformer rating up to 500kVA mounted on pole/plinth, made of brass with nut and washers, Insulator and fittings etc as per size and shape of original complete including taking down old unserviceable one complete all as directed by Engineer-in-Charge.

Supply only Gasket set (crok sheet) for any make of transformer rating upto 400 KVA for top of transformer or conservator tank after decanning the required level of oil including taking down old unserviceable one complete all as directed by Engr -in-Charge.

M&L for Replacement of air breather with filled silica gel suitable for any make of transformer rating up to 500 KVA mounted on plinth/pole including taking out old unserviceable one complete all as directed by Engineer-in-Charge.

Supply and filling of transformer oil in transformer plinth / pole mounted including testing insulation and vescocity of oil all as specified and directed by Engineer-in-Charge. Make :- SERVO/POWER OIL

M&L for Dehydration including filtration cleaning of transformer oil in transformer indoor/ outdoor type by centrifusion / machine having minimum capacity 1000 to 30000 ltrs/ hrs including testing insulation and vescocity of oil before and after dehydration complete all as directed by Engineer-in-Charge.

M&L for Shifting of any make of transformer rating up to 500 KVA mounted on plinth/pole from existing location to new location and existing transformer vice versa, including removing and reconnections of HT/LT side, jumper / cable connection, control cable connection of both transformers including testing and commission complete all as directed by Engineer-in-Charge. Note:- The rate quoted is deemed to be inclusive of necessary crane / vehicle charges for shifting and installation of the transformer.

Dismantling HT/LT pole of any height by taking out from PCC foundation complete and shifting to other location as directed including fixing the pole in true vertical position including excavation and earth work, PCC 1:4:8 type D2 (using 40mm graded stone aggregate) as base concrete and PCC 1:3:6 type C2 (using 20mm graded stone aggregate) in both foundation and coping of poles all as specified in SSR Part I-2009 and applying two coats of aluminium paint to pole surface complete all as directed by Engineer-in-Charge.

Inspection of defective 11kv HT cable (laid in UG/trench/tunnel/wall/surface) to locate the fault using cable fault Locator machine (by surge generators mounted on Van) (fault either by Short/Moisture/earth fault or any type) including complete all as directed by Engineer-in-Charge.

M&L for cleaning/Painting the HT poles of OH lines and HT Four poles/two poles and single pole structure complete with cross arms any height and any description thoroughly with necessary cleaning agent including scrapping up of old corroded paint dirt/dust/rust carefully and applying two coats of synthetic aluminum paint including marking and colour washing of pole coping, of following :-

Two poles with cross Arms

Four Poles with cross Arms

Six pole with cross Arms

Single HT 11mtr Pole with cross Arms

M&L for Spray painting of upto 500 KVA transformer pole mounted / plinth mounted at site and applying two coat of synthetic enameled Smoke grey paint after removing all dust & rust and paint shall confirm to IS 2032 including marking or transformer capacity with stencil letter with black or white paint and Font and Size of letter shall be as directed by Engineer-in-Charge, complete all as specified and directed by Engineer-in-Charge.

Cutting anxious green growth / vegetation growth for cleaning out the area around transformer installations and four pole structure yards at ground level by cutting out roots, un wanted plants bushes and removal of the same by surface excavation not exceeding 30 cm deep average 15 cm complete.

Maintenance of earthings of installations like cleaning of earth pits, treatment of earthing by pouring salt water, replacement of perished wire mesh, unserviceable funnel and repair works like patch works to the PCC chambers and RCC cover with cement mortar 1: 4 all as directed by Engineer-in-Charge.

Restreching/Restringing, tightening and repair to overhead line ACSR conductor of any size on LT poles including necessary Aluminium binding wire connectors PVC sleeves for jumper, fixing of insulators and pruning of tree complete all as specified and directed by Engineer-in-Charge.

Dismantling and taking out existing Expulsion fuse unit single pole 11 KV channel mounted complete including supply and fix for new Expulsion fuse unit single pole 11 KV, above 50 & 100 amp channel mounted complete

Cutting and trimming trees branches any girth and any size touching to overhead lines and cleaning the distance 1.5 mtr length both side of OH line with in a span of 50 mtrs each disposing the same, clearing the site all as directed by Engineer-in-Charge.

Taking out and Relaying of HT 11 KV cable of size 95 sq mm to 150 Sqmm 3 core after carrying out necessary Repair such as joining with Epoxy joint and laid with sand Cushioning and brick protection and making connection by using Lugs all as specified and directed by Engr in charge. Note: (a) Earth work , sand Cushioning, brick protection, Joints shall be measured and paid separately under Relevant Item) (b) Retrieved serviceable bricks/ PCC cover shall be reused under relevant item)

Only Relaying of serviceable bricks / PCC cover of any size retrieved during taking out of HT cable complete all as directed Note : Materials obtained vide item No 62 here-in-before shall be used.

Cutting the existing road straight by manual, depth and width not less than 1 mtr below ground level for passing of underground cable and filling back with excavated soil upto 75% road portion and 25% shall be made with cement concrete 1:2:4 (using 20 mm graded aggregate stone complete all as specified and directed.

Supply and fixing cable route indicator for HT UG Cable of 11000 Volts bolted with 40 x 6 mm flat iron member of height 0.60 mtr, and 80 mm dia CI plate embedded in PCC 1 : 3 : 6 type C2 of size 20 x 20 x 30 cm block complete all as specified and directed by Engineer-in-Charge.

Surface excavation not exc 30 cm deep and averaging 15cm deep and getting out hard/dense soil

M&L for shingle filling in floors or pavings of Gauge 40 to 63 mm, deposited, spread and leveled in layers not exc. 150mm thick, watered and rammed to a True Surface, complete all as specified and as directed by Engineer-in-Charge.

M&L for Galvanised iron strip 32 x 6mm buried in ground for Earthing connection purpose complete all as specified and directed by Engineer-in-Charge.

Preparation of old painted surface removing of rust from any kind of steel surface, clamps etc for of any description and repainting by 1st quality Synthetic enameled paint 1 coat over a coat of primer complete all as specified and directed by Engineer-in-Charge.

M&L for PCC 1:3:6, type C-1 (using 20 mm graded crushed stone aggregate) in foundations, filling and mass concrete

Supply only of Rubber mat ISI marked of size 1mX2mX20mm

Supply only of Hand Gloves 11 KV ISI marked

M&L for Replacement / Renewal of Silica gel for filling in existing air breather by removing old silica gel.

Arresting of leakage of transformer fins by brazing / welding etc, after removing of oil from inside of transformer and refilling of oil by opening top cover of transformer of capacity upto 500KVA

M&L in replacement of GOD operating GI pipe 25mm dia upto 7.5 mtr long with clamp, nut, bolts, washers and necessary operating handle, complete, all as specified and directed.

sree venkateswara enterprises

Shri Sai Electricals

STANDARD AGENCIES

SANJEEV CONSTRUCTIONS

Mavee Syndicate

L and S ENTERPRISES

Srinivasa Consructions