SPECIAL REPAIR/REPLACEMENT OF HT/LT CABLES, BUS BAR CHAMBERS, CABLE ROUTE INDICATORS AND ALLIED WORKS AT TECH AREA AT AIR FORCE STATION JAISALMER

Amount

Taking down/Up carefully of old unserviceable/faulty HT cables of any type and size after disconnecting from HT swtichgear and kept aside for re-use at site or for Schedule of credit complete all as directed.

Taking down/Up of old unserviceable/faulty LT cables carefully of any type and size and kept aside for re-use at site or for schedule of credit after disconnecting from HT swtichgear complete all as specifiec and directed.

Taking up/down old protection GI Pipe of any size and kept in safe custody complete all as specified and directed.

Taking down of old unserviceable HT Bus bar chambers of any type and size after disconnecting of HT cables complete all as specified and directed

Taking down of old unserviceable LT Bus bar chambers of any type and size after disconnecting of HT cables complete all as specified and directed

Excavating in trenches in soft/loose soil, not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, cesspits,manholes, pier holes, water/sewer pipe line, electric cable line etc not exceeding 10 Sqm area on plan and not exceeding 1.5 m in depth and getting out ,including taking out sand cushion and protection cover and stacking serviceable materials for reuse or schedule of credit and removing unserviceable from site complete all as specified and directed.

Excavating in trenches in hard/dense soil, not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, cesspits,manholes, pier holes, water/sewer pipe line, electric cable line etc not exceeding 10 Sqm area on plan and not exceeding 1.5 m in depth and getting out ,including taking out sand cushion and protection cover and stacking serviceable materials for reuse or schedule of credit and removing unserviceable from site complete all as specified and directed.

Excavating in trenches in soft disintegrated rock, not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, cesspits,manholes, pier holes, water/sewer pipe line, electric cable line etc not exceeding 10 Sqm area on plan and not exceeding 1.5 m in depth and getting out complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm. Returning, filling including spreading, leveling watering & well ramming in layers not exc. 25 cm for soft/loose soil complete all as specified and directed.

Removing excavated material (Soil/soft rock) n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point for soil complete all as specified and directed.

M&L for providing River sand in trenches as sand cushioning to underground cable in trenches/existing cable trenches/ducts including punning down in layers of 8 cm deep before laying the cable and 15 cm deep after laying and stretching the cable complete all as specified and directed. (Note :- 18 cm Punned thickness shall only be measured and paid).

Supply and laying un-reinforced precast concrete cable cover,class HV, Type 1, flat, size 300mm x 180mm x 40mm, ISI marked complete all as directed.

Supply and laying un-reinforced precast concrete cable cover,class LV, Type 1, flat, size 250mm x 150mm x 40mm, ISI marked complete all as directed.

Supply, laying or fixing or passing through GI pipe, commissioning and testing of PVC / XLPE insulated, armoured heavy duty, electric cable with aluminium conductor, 1100 volts grade of 10Sqmm 4 core including suitable size lugs complete all as specified and directed. Note:- Excavation & earth work, sand cushioning, cable cover & GI pipe where required shall be measured & paid separately under relevant items of BOQ.

Supply, laying or fixing or passing through GI pipe, commissioning and testing of PVC / XLPE insulated, armoured heavy duty, electric cable with aluminium conductor, 1100 volts grade of 16Sqmm 4 core including suitable size lugs complete all as specified and directed. Note:- Excavation & earth work, sand cushioning, cable cover & GI pipe where required shall be measured & paid separately under relevant items of BOQ.

Supply, laying or fixing or passing through GI pipe, commissioning and testing of PVC / XLPE insulated, armoured heavy duty, electric cable with aluminium conductor, 1100 volts grade of 25Sqmm 4 core including suitable size lugs complete all as specified and directed. Note:- Excavation & earth work, sand cushioning, cable cover & GI pipe where required shall be measured & paid separately under relevant items of BOQ.

Supply, laying or fixing or passing through GI pipe, commissioning and testing of PVC / XLPE insulated, armoured heavy duty, electric cable with aluminium conductor, 1100 volts grade of 35Sqmm 3.5 core including suitable size lugs complete all as specified and directed. Note:- Excavation & earth work, sand cushioning, cable cover & GI pipe where required shall be measured & paid separately under relevant items of BOQ.

Supply, laying or fixing or passing through GI pipe, commissioning and testing of PVC / XLPE insulated, armoured heavy duty, electric cable with aluminium conductor, 1100 volts grade of 50Sqmm 3.5 core including suitable size lugs complete all as specified and directed. Note:- Excavation & earth work, sand cushioning, cable cover & GI pipe where required shall be measured & paid separately under relevant items of BOQ.

Supply, laying or fixing or passing through GI pipe, commissioning and testing of PVC / XLPE insulated, armoured heavy duty, electric cable with aluminium conductor, 1100 volts grade of 70Sqmm 3.5 core including suitable size lugs complete all as specified and directed. Note:- Excavation & earth work, sand cushioning, cable cover & GI pipe where required shall be measured & paid separately under relevant items of BOQ.

M&L for relaying of old serviceable existing cable retrived from the same after, jointing or necessary repair work and testing XLPE insulated PVC outer seathed and PVC inner sheath, galvanised steel strips armoured, and reconnecting the cable from over head line and panel suitable for rated voltage of 11000 Volts grade Earthed system of size 95/120 Sqmm 3 Core and laid in treches/ducts/pipe or on read/pole all as required and directed at site. Note: excavation & earth work and Jointing kits will be measured and paid seprately

M&L for relaying of old serviceable existing cable retrived from the same after, jointing or necessary repair work and testing XLPE insulated PVC outer seathed and PVC inner sheath, galvanised steel strips armoured, and reconnecting the cable from over head line and panel suitable for rated voltage of 1100 Volts grade Earthed system of any size upto 70 Sqmm 3.5 Core and laid in treches/ducts/pipe or on read/pole all as required and directed at site. Note: excavation & earth work and Jointing kits will be measured and paid seprately

Supply, laying, jointing and testing under ground XLPE insulated, screwed, PVC bedded, galvanized steel strip or wire armoured electric power cable (heavy duty) with stranded aluminium conductor, 11000 volts grade earthed system of size 95 Sqmm 3 core confirming to IS laid in trenches, in floor, in duct, through pipes or along the pole complete all as specified and directed.

Supply & Fix the Cable route indicator comprising of CI wiser of size 100mm dia embossed as HT/LT power cable fixed to MS angle iron of size 50x50x6mm graded stone aggregate of block size 300x300x450mm including two coats of aluminium paint over a coat of aluminium red oxide primer complete all as specified and directed.

Supply, fix and testing of Cable Jointing Kit for 11 KV grade cable for outdoor termination heat shrinkable joint complete with jointing material and accessories suitable for XLPE armored aluminum cable of size 95 sqmm 3 core complete all as specified and directed.

Supply, fix and testing of Cable Jointing Kit for 11 KV grade cable for indoor termination heat shrinkable joint complete with jointing material and accessories suitable for XLPE armored aluminum cable of size 95 sqmm 3 core complete all as specified and directed.

Supply, fix and testing of Cable Jointing Kit for 11 KV(Earthed) grade cable for straight through heat shrinkable joint complete with jointing material and accessories suitable for 3 core XLPE armored aluminum cable of size 95 sqmm to 120 sqmm complete all as specified and directed.

Supply and fix feeder pillers box factory made, out door type made out of MS sheet (CRCA) of thickness not less that 3.15 mm, powder coated. of size 150x65x90cm with copper bus bar strip 3 Nos of size 130 cm in length 4 cm in width and 05mm in thickness suitable for 11000 volt mounted on HT porcelain insulator front opening door two leaf braced with hinged, base frame of channel MC- 75all around of bottom and mounted on 4 Nos of angle iron 50x50 mm x6mm of length 0.9 mtr long duly welded with box and grouted in PCC block of size 30cmx30cmx 15cm in concrete 1: 3 : 6. Top of box MS sheet duly bent in/slope, tapper with projection of 30 mm on all side, weather/vermin proof with high quality of rubber beeding on panel door, cable entry arrangements at bottom includes earthing terminals 2 Nos at both side complete all as specified and directed.

M & L for Earthing complete with galvanised steel earth electrode plate of size 600x600x6mm thick, buried directly in ground(earth pit not less than 2.25m deep below normal ground level) with top edge of the plate not less than 1.50m below normal ground level, connected to galvanised iron earth strip 32x6mm up to test point with suitable GI nuts/bolts and brazed properly up to main board including earth pit in cement concrete 1:2:4 type B-1, precast RCC cover in 1:2:4 reinforced with expanded metal, with suitable handle, excavation and earth work in any type of soil/rock and including medium grade GI watering pipe 25mm bore with funnel wire mesh and medium grade GI earth lead protection pipe 50mm bore up to main board complete as shown in electrical plate no 3 of MES schedule Part-I 2009, connected to earthing testing point including taking out existing unsv earthing complete all as specified and testing on completion complete all as specified and directed. Note:- (i) The unit rate shall deemed to include for Test point, PCC pit, 32x6mm GI earth strip from top of the earth plate up to 7.5m above ground level and 40mm bore GI pipe medium gradeI protection pipe up to 7.5m. (ii) PCC pit shall be provided at least 500mm away from the earth pit and not just on the earth pit and extra cost of additional length of water pipes and fittings, junctions, elbow etc shall be deemed to be included in the unit rate. (iii) On testing after completion if the desired earth resistance is not obtained the earthing will be redone without any extra cost to govt.

M&L for Drilling (Horizontally) without cutting/ damaging existing road ( Maximum 10 mtr wide) suitable for passing GI tubing upto 80mm complete all as specified and directed.

M&L for Design, supply, erection, testing and commissioning of outdoor type LT Bus Bar Chamber box, platform mounted, suitable for 3 phase 4 wire, 415 volts AC supply and having 4 Nos stepped type Aluminium bus bars (40mm x 6mm) for looping & branch connection system .The chamber shall be painted with powder coated paint (Shade : RAL-7032) after 7 tank pre-treatment of surfaces. The bus bar chamber shall be provided with suitable Neoprene rubber gasket to make it completely dust and vermin proof and degree of protection not less than IP-55 and general construction conforming to IS : 13947 in and including providing of one No MCCB of 160 Amps, 4 Pole, 25 KA, 50 Hz 415 Volts .

The bus bar chamber shall be made out of 3.15m thick CRCA mild steel sheet and 3.15mm thick gland plate , front door (01 layer) and rear Door (01 layer) opening facility and 4 side slanting canopy type roof on top and mild steel channel (75 MC) base frame at bottom with 04 Nos of 75x75x6mm equal angle of adequate length. The bus bar chamber shall be provided with ventilation facility in the form of louvers for better heat dissipation. Note : The bus bar chamber Box shall be designed in such a way that adequate workable space is made available inside the compartments and the size of the chamber shall not be less than 500mm height (without base frame & canopy), 500mm width and 500mm depth).

Supply, fix and testing of Cable Jointing Kit for 1.1 KV grade cable for straight through heat shrinkable joint complete with jointing material and accessories suitable for 3.5/4.0core XLPE armored aluminum cable of size from 25 sqmm up to and including 50 sqmm complete all as specified and directed.

Supply, fix and testing of Cable Jointing Kit for 1.1 KV grade cable for straight through heat shrinkable joint complete with jointing material and accessories suitable for 3.5/4.0core XLPE armored aluminum cable of size from 70 sqmm up to and including 95 sqmm complete all as specified and directed.

M&L for GI Tubes, of following size, light grade ,galvanised , with clamp of 25x3 flat iron welded to pipe fixed to wall/pole/ceiling or laid in floors or under road etc complete all as specified and as directed.

(a) 40 mm bore

(b) 50 mm bore

(c) 80 mm bore

Material and labour for providing cement concrete 1:2:4 type B-1 (using 20 mm graded crushed stone aggregate) for coping of poles/pipe/ platform/ paths etc including necessary form work and finished surfaces in and including dismantling of old PCC complete all as specified and as directed.

SHRI HARI CONSTRUCTION

SHREE BHAGWATI ENTERPRISES

M/s Rohit Construction Co.

M/s Yash Electrical and Maintenance

star electricals

HUMERS INFRATECH