REPAIR MAINTENANCE OF UNSERVICEABLE STREET LIGHT SECURITY LIGHTS AND UG CABLES AND SERVICING OF TRANFORMERS AND CONNECTED ITEMS AT VARIOUS AREAS OF CQA ICV UNDER AGE I FY EDDUMAILARAM

Amount

Supply and Laying LT XLPE insulated, PVC sheathed, bedded, galvanised steel strip or wire armoured, heavy duty, electric power cables of size 3.5 core 35 Sqmm, 1100 volts grade, with aluminium conductor laid in trenches / passing through pipe / duct / road crossing / fixed on poles / walls including taking out old cable complete all as specified and directed by the Engineer-in-Charge. [Make: CCI / UNIVERSAL / NICCO / POLYCAB / ASIAN / FORT GLOSTER / FINOLEX]

Supply and Laying LT XLPE insulated, PVC sheathed, bedded, galvanised steel strip or wire armoured, heavy duty, electric power cables of size 3.5 core 35 Sqmm, 1100 volts grade, with aluminium conductor laid in trenches / passing through pipe / duct / road crossing / fixed on poles / walls including taking out old cable complete all as specified and directed by the Engineer-in-Charge. [Make: CCI / UNIVERSAL / NICCO / POLYCAB / ASIAN / FORT GLOSTER / FINOLEX]

Supply and Laying LT XLPE insulated, PVC sheathed, bedded, galvanised steel strip or wire armoured, heavy duty, electric power cables of size 3.5 core 35 Sqmm, 1100 volts grade, with aluminium conductor laid in trenches / passing through pipe / duct / road crossing / fixed on poles / walls including taking out old cable complete all as specified and directed by the Engineer-in-Charge. [Make: CCI / UNIVERSAL / NICCO / POLYCAB / ASIAN / FORT GLOSTER / FINOLEX]

Excavation in trenches not exc 1.5m wide and n. exc 1.5m deep for foundations, laying of cables, pipe etc n.exc 10 Sqm on plan and getting out in soft / loose soil complete all as specified and directed.

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

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

M&L for Sand filling in trenches using dry river sand as cushioning to under ground cable including spreading, levelling and consolidation complete all as specified and directed. [Note: Punned thickness of sand shall only be measured.]

Supplying and laying unreinforced precast concrete cable cover, class LV, Type-1, flat, size 250mmx150mmx40mm laid along the alignment of cable as protection to cable in trenches complete all as specified and as directed.

Supply and laying GI tubing 40mm bore, light grade laid in trenches / road crossings for cable protection complete all as specified. [Make: TATA / JINDAL / ZENEITH / PRAKASH]

M & L for cutting of road / hard standing for laying of cables to a width 20CM and depth of 30CM and making good the disturbed portion in PCC 1:3:6, type C-1 using 20mm graded stone aggregate including removal of debris to a distance not exc 50m complete all as specified and directed.

M & L for disconnecting all incoming and outgoing cables of transformers of 250 KVA capacity at various locations installed on platforms at Station, opening the top cover, carrying out following activities :- (i) Draining out all the transformer oil to clean barrel for reuse, on site centrifusing (dehydration) of old transformer oil by filter action using automatic centrifusing (dehydration) machine to achieve min 40 KV breaking voltage (di-electric strength) at 2.5 mm gap for 2 minutes by absorbing and abolishing all sludge particles for use as per BS-B 66-1983 complete all as specified and directed. (ii) Dismantling of all attachment viz breather assy, conservator, oil temperature gauge, HT/LT bushing etc and keeping aside for re-use and re-assembling the serviceable dismantled parts/new spare by providing new insulation materials, gasket, nuts & bolts etc. (iii) Inspection of transformer core and winding, drying out transformer core and winding in vacuum chamber till specified IR values are obtained. (iii) Cleaning of complete transformer tank, oil fins, removing of sludge and making the inside surface of tank dry by blowing of hot air as directed.

All as per Item No. 11 here in above , but Transformer of capacity 500 KVA NOTE for ITEM NO. 11 and 12: The items covered under Item No. 13 to 20 of BOQ shall be measured and paid sepertly as "SUPPLY ONLY" and the labour required shall deemed to be included in the rate quoted.

Supply only HT bushing poreclain with copper stud, nuts, bolts, washers, gasket, oil seal suitable for Transformer of capacity 250 KVA complete all as specified and directed

All as per Item No. 13 here in above , but Transformer of capacity 500 KVA

Supply only LT bushing poreclain with copper stud, nuts, bolts, washers, gasket, oil seal SET OF FOUR (For 3 Phase and one for neutral) suitable for Transformer of capacity 250 KVA complete all as specified and directed

All as per Item No. 15 here in above , but Transformer of capacity 500 KVA

Supply only MS bolts, nuts and washers as per existing size and length all as directed.

Supply only oil level gauge with replacement of worn out / unserviceable toughened glass,gasket etc for transformers of capacity upto 500 KVA.

Supply only tap changer switch with handle for Transformer of capacity upto 250 KVA rating complete all as specified and directed-

All as per item No 19 above but Transformer of capacity exceeding 250 KVA and upto 500 KVA.

Dismantling, cleaning & refixing oil level gauge (indicator) with replacement of gasket etc for transformers of capacity upto 500 KVA complete all as specified and as directed.

M & L for on site centrifusing (dehydration) of old transformer oil at various locations of transformers of Capacity 50 KVA to 500 KVA installed on two pole/four pole structures/on platforms at Station filter action using automatic centrifusing (dehydration) machine to achieve min 40 KV breaking voltage (di-electric strength) at 2.5 mm gap for 2 minutes by absorbing and abolishing all sludge particles for use as per BS-B 66-1983 complete all as specified and directed. Notes : (a) All disconnection/re-connection of transformers HT/LT cables, T & P for required for above activity shall be arranged by contractor and quoted rates deemed to include for same. (b) Dielectric strength of the oil to be tested at site in presence of Engineer-in-charge without any extra cost and recorded the same.

Supply and fill new transformer oil ISI Marked (for topping up) confirming to IS-335 of 1993, low viscosity with dielectric strength 50 KV breaking voltage in 2.5mm gap for 2 minutes filled in transformer/OCB at various locations in Station, refixing of top cover and testing, complete all as specified and directed. (Note :- Dielectric strength of the oil to be tested at site in presence of Engineer-in-charge/JE(E/M) without any extra cost and recorded the same.)

Supply & fixing of rubber gasket 4mm thick for top cover and other joints for transformers of capacity upto 500 KVA,11/0.433 KV complete all as specified and as directed.

M&L for preparation of old surfaces by scraping, removing, cleaning, of oil, grease and painting of transformer externally and applying two coat of heat resistant synthetic enamel paint of colour as directed by spray painting including writing MES No and SM No on transformer body with synthetic enamel paint complete all as specified and directed for Transformer of capacity upto 250 KVA rating

All as per item No 21 here in above but Transformer of capacity 500 KVA.

Supply &Fill heavy duty Silica gel for breather (transparent type) suitable for transformer of 250KVA to 500KVA capacity complete all as specified and directed:-

Supply&Fixing LED Post top lantern 25W spherica diffuser of internal driver & fitting LED lamp and Non breakable poly carbonate spherical diffuser/mushrum complete including taking down old unserviceable fittings all as specified and directed by Engr-in-Charge. Make : cat part No. of CG or techno commercially equavalent make in Bajaj / Surya Roshini Ltd / Wipro / GE / Philips / Havells

Supply & Fixing street light 45 watt LED fittings complete with driver and , suitable for mounting on 40mm or 50mm dia existing GI mast or bracket arms with pole fixing attachments complete including taking down old unserviceable fittings all as specified and directed by Engr-in-Charge. Make : cat part No. LSTP-45-CDL of CG or techno commercially equavalent make in Bajaj / Surya Roshini Ltd / Wipro / GE / Philips / Havells

Trimming of tree branches along the over head lines, Clearing away all grass vegetation, saplings,shrubs,on Electrical pole of height 9/11 meters and disposal of unservicible material to a distance of n exc 50m and clearing sight all as specified and directed by engineer in charge.

Supply and fixing Aluminium PVC service 2 core cable of 4 Sqmm from pole to security/ scooter shed light with Insulated GI supporting wire complete all as specified and directed by engineer incharge . [Make: CCI / UNIVERSAL / NICCO / POLYCAB / ASIAN / FORT GLOSTER / FINOLEX]

Supply & Fixing street light 25 watt LED fittings complete with driver and , suitable for mounting on 40mm or 50mm dia existing GI mast or bracket arms with pole fixing attachments complete including taking down old unserviceable fittings all as specified and directed by Engr-in-Charge. Make : cat part No. LSTS-25-CDL of CG or techno commercially equavalent make in Bajaj / Surya Roshini Ltd / Wipro / GE / Philips / Havells

Supply and fixing of MCB DP 6 Amps with MCB Gang box 2module fixing on scooter shed/garrage/wall complete all as specified and directed by engineer in charge .

S & F LED tube light fittings out door type, retro bar 16W of cool white with all accessories internally prewired and connecting up with twin core twisted copper conductor cable of suitable size including taking down existing Fluorescent tube light fittings of any type and making good to the disturbed surafces to match with existing complete all as specified and as directed by the Engineer-in-Charge. Make : cat part No.IPFC111LT8-16 of CG or techno commercially equavalent make in Bajaj / Surya Roshini Ltd / Wipro / GE / Philips / Havells

Supply and fix cable jointing kit for 1100 volts grade for straight through joint suitable LT XLPE aluminium armoured conductor cable of size 3.5/4.0 core 50sqmm to 120 Sqmm including finding the fault location by suitable testings and excavation work wherever required and testing complete all specified and directed by engineer in charge.after jointing complete all as specified.

Supply&Fixing LED Post top lantern 10W 3 feet inverted pyramid tripod type IP 65 LED Bollard with soft 360 degree Light distribution internal driver & fitting LED and Non breakable poly carbonate diffuser with PCC base on ground complete including taking down old unserviceable fittings all as specified and directed by Engr-in-Charge. Make : cat part No. LBLSN-10-CDL of CG or techno commercially equavalent make in Bajaj / Surya Roshini Ltd / Wipro / GE / Philips / Havells

SRI VENKATA SAI MANIKANTA CONSTRUCTIONS

SRI THULASI TECH

P VENKATA RAO

SATYAM ENGINEERS