REPAIR AND MAINTENANCE OF HT/LT DAMAGED CABLE AND ELECTRICAL BREAK DOWN INCLUDING FAULT DETECTING, LOCALIZATION,RECTIFICATION WORK IN HT/LT UNDER GROUND CABLES, OH LINES AND LT PANELS KARAM VIHAR MAP, 285 FD WKSP, 261 AB, TIGRISH ROAD MAP, SUMARAN LI

Amount

M&L for Shifting of 3 way 11 KV/630 Amp outdoor type Ring Main Unit carefully from old base substation and transporting to other location in old base area for installation testing and commissioning and connecting all Incoming and outgoing HT cables complete all as specified and directed by Engineer - in- charge .”

M&L for Shifting of 4 way 11 KV/630 Amp outdoor type Ring Main Unit carefully from old base substation and transporting to other location in old base area for installation testing and commissioning and connecting all Incoming and outgoing HT cables complete all as specified and directed by Engineer - in- charge .” Note for item No 1&2 :- HT Joints will be measured and paid separately under relevant items

M&L Brick work with sub-class 'B' bricks, straight or curved on plan exc 6 m mean radius, built in cement mortar 1:6 complete as specified and directed .

M & L for PCC 1:3:6 type C-2 (using 40 mm gradded aggregate) for foundation, filling and mass concrete etc complete all as specified and directed .

M & L for cement concrete type B-2, 1:2:4, 75 mm thick (using 40 mm gradded aggregate) for floors and paving etc complete all as specified and directed.

M&L Rendering 15mm thick on fair faces of brick work or concrete surfaces in cement mortar (1:4) finished fair and even without using extra cement complete as specified and directed.

S&F equal Angle iron, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint.

S&F 4 mm thick mild steel wire 75x25 mm mesh up into mattresses or cages, lapped wired and fixed in position including welded for fencing to grid in cluding one coat of primer and two coat ot synthetic enamel paint complete all as specified and directed.

M & L for 2 coat of synthetic enamel painting over a coat of red oxide to steel surfaces including preparation of newly surface complete all as specified.

Testing the cables with high voltage DC testing machine and locating the fault in the cables by fault locating machine to pin point exact position of fault, disconnecting faulty 11 KV HT cables of different sizes from both ends, removal of Fault, Re-connections and testing of cables after removal of fault complete all as specified and directed. Note: (a) 11 KV HT cable & joints shall be measured and paid for separately under respective items of schedule. (b) Retrieved old serviceable cable cover will be laid in trenches for cable protection. If extra PCC cover and sand required at site shall be measured and paid separately under respective items of BOQs. (c) Excavation and earth work will be measured and paid for separately under respective items of schedule.

All as per item Ser No 10 here in before but 1100 Volt LT cables

Taking out faulty underground 1100 Volt LT cable of different sizes by excavation and removing bricks/cable covers of any size and relaying in the same trenches or re routing after rectification of fault or replacing faulty portion of cable with new cable and removing of surplus soil and using new bricks/cable covers as required. Note: (a) 1100 Volt LT cable & joints shall be measured and paid for separately under respective items of schedule. (b) Retrieved old serviceable bricks/cable covers will be laid in trenches for cable protection. If extra bricks/PCC cable cover and sand required at site shall be measured and paid separately under respective items of BOQs. (c) Excavation and earth work will be measured and paid for separately under respective items of schedule.

All as per item Ser No 12 here in before but 11000 Volt HT cables

Material and labour disconnecting faulty /burnt end or portion of cable by removing the cable from loop including necessary excavation & earth work , suitable size of thimble LT tap , relaying and reconnecting the cable by removing faulty/burnt portion of cable and preparing fresh terminals for 25 Sqmm 3.5/4 core to 240 Sqmm 3.5 core of LT cable to LT Panel/pole/main switch complete all as directed.

Supply and fix 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 armored aluminum conductor cable of following size :-

95 Sqmm 3 core.

120 Sqmm to 185 Sqmm, 3 core.

240 Sqmm to 300 Sqmm 3 core

Supply and fix Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armored aluminum conductor cable of following size :-

95 Sqmm 3 core.

120 Sqmm to 185 Sqmm, 3 core.

240 Sqmm to 300 Sqmm 3 core

Supply and fix 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 armored aluminum conductor cable of following size :-

95 Sqmm 3 core.

120 Sqmm to 185 Sqmm, 3 core.

240 Sqmm to 300 Sqmm 3 core

Supply, fixing and testing straight through joint heat shrinkable type with jointing kit suitable for cable PVC/XLPE insulated armored heavy duty aluminum conductor 1100 Volts grade complete all as directed for the following sizes :-

25-50 Sqmm x 3.5 core/ 4 core

70-185 Sqmm x 3.5 core

240-400 Sqmm x 3.5 core

Excavation in trenches not exc. 1.5 m wide and not exc 1.5 mtr deep in soft loose soil for laying / taking up/ taking down of cables and getting out and leveling of bottom surface to required level all as specified and directed by Engineer- in- Charge.

Returning filling in,. Including spreading, leveling,. Watering and well ramming soil in layers not exceeding 25 cm thick all as specified and directed.

Removing excavated material (i.e. soil) from site to a distance n. exc 50 mtrs away and depositing where directed at a level n. exc. 1.5 mtr above the starting point all as specified and directed by Engineer-in-Charge.

Material and labour for river washed and screened, dry sand for filling in trenches below and around underground cables for cushioning of cables etc, complete all as specified.

Supplying and laying un-reinforced precast concrete cable cover, class HV, type 1, flat size 300mmx 180mm x 40mm.

All as per srl item No 23 here-in-before but using old cable cover obtained under srl item No 19 here in before.

S&F sub class B bricks having minimum compressive strength 75Kg/Sqcm laid in trenches for cable protection etc complete all as directed by Engineer-in-Charge.

All as per srl item No 25 here-in-before but using old bricks obtained under srl item No 19 here in before.

Supplying, laying, jointing testing and connecting in replacement XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armored, electric power cable (heavy duty) with multistranded aluminum conductors, 11 KV grade, IS 7098 marked, suitable for HT 11 KV(E) system, laid in trenches / ducts / encased in GI pipe / fixed to pole, including jointing & testing complete all as specified and directed of following sizes

95 sqmm 3 core.

120 sqmm 3 core.

150 sqmm 3 core.

185 sqmm 3 core

240 sqmm 3 core

300 sqmm 3 core

Supply, laying, jointing, testing and commissioning in replacement LT underground cables 1100 volts grade, PVC insulated XLPE and PVC sheathed, heavy duty armored, with multistranded aluminum conductors, IS-1554 marked, laid in trenches complete all as specified and directed. Cables of the following sizes:- Note Excavation, earth work ,cable protection , sand fillings , cable joint shall be measured and paid separately.

16 Sqmm 4 core

25 Sqmm 4 core

35 Sq mm 3.5 core.

50 Sq mm 3.5 core.

70 Sqmm 3.5 core

95 Sqmm 3.5 core

120 Sqmm 3.5 core

150 Sqmm 3.5 core

185 Sqmm 3.5 core

240 Sqmm 3.5 core

300 Sqmm 3.5 core

10 Sqmm 2 Core

Boring of hole under road/pavement/hard standing or any other situation by manual means and suitable for passing of GI pipe 80 to 100 mm bore and making good both ends all specified and directed

S&F in replacement GI Pipe (light grade) with necessary accessories/ fittings for cable protections/pole for crossing of culverts/nallah of following bore sizes

S&F cable route indicator made of RCC (Nominal Mix) type B0 1:2:4 (12.5mm graded stone aggregate) with 8mm TMT Bar 150mm c/c of size 1m height X 60cm wide X 10cm thick tapered on top, visible above ground, duly painted with synthetic enamel paint of yellow colour base and letters with black paint. The description for writing for HT cable 33 /11KV as directed by Engr-in-charge complete all as specified and directed. Note : Rate for PCC 1:3:6 for foundation (min size 0.8mx0.3mx0.3m) of aggregate size 20mm including necessary excavation & earthwork for cable route indicator deemed to be included in the item.

M & L for cutting and removing grass, vegetation bushes etc from surrounding 4 pole/6 pole, Transformer, LT panels, in and outside area of HT/LT Sub stn and removing all rubbish to a distance not exceeding 50 m as directed.

Note : contractor should procure and provide 50 % of the material as listed above within 15 days of the placing of work order and shall be verified by the Eng-in-charge

MV Engineers And Contractors

M P TYAGI ENGINEERS AND CONTRACTORS

M/s JAIMAA ASSOCIATES

Rajindera Enterprises

Bee Kay Engineers & Contractors

DS CONSTRUCTION

mayur enterprises