Tender For Provn Of Earthing For Street Light Pole, High Mast Pole, Street Light Panel And Lt Panel And Other Allied Works At Chandimandir Mil Stn.; 1 Excavation in trenches for foundations, laying / taking out of cables, erecting of poles etc, in any type of soil, not exceeding 1.5 mtr in depth and not exceeding 1.5 mtr in width and getting out, complete all as specified and as directed. 2 Excavation in trenches for foundations, laying / taking out of cables, erecting of poles etc, in any type of soil, exceeding 1.5 mtr but not exceeding 3.0 mtr in depth and not exceeding 1.5 mtr in width and getting out, complete all as specified and as directed. 3 Returning, filling in soils, in trenches including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick complete all as specified and as directed. 4 Removing excavated soils to a distance exceeding 50 metres but not exceeding 100 metres and depositing where directed at a level not exceeding 1.50 metre above the starting point complete all as specified and as directed. 5 Supply and laying 50mm outer dia, double walled, corrugated HDPE duct pipe conforming to IS- 14930 Pt-II with antirodent and non flame propogating properties of approved colour complete with fittings for cable protection complete all as specified and as directed. 6 M&L Cement concrete 1:4:8 type D-2 using 40mm graded stone aggregate as in foundation, filling and mass concrete and sub base all as specified and directed by Engineer - in - Charge 7 M&L Cement concrete 1:3:6 type C-2 using 40mm graded crushed stone aggregate for foundations, fillings and mass concrete all as specified and directed by Engineer – in - Charge. 8 M & L cement concrete (1:2:4)type B-1 using 20mm graded stone aggregate as in lintels up to 1.5 m clear span, seismic and other similar bands, benching, coping, bed blocks, apex stones and kerbs etc including use of necessary form work all as specified and directed by Engineer - in - Charge . 9 Supplying, erecting and fixing in position Steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts, nuts & screws as specified type 410 SP-31 (9.0 metres long), factory painted with bituminous paint internally through outand externally upto fixing depth and remaining portion shall be treated with two coats of aluminium paint over a coat of red oxide zinc chromate primer complete all as specified and directed by Engineer - in - Charge (Earthwork and concrete work for embedding poles shall be measured and paid for separately) 10 M&L of Power Cables, Aluminium Stranded Conductor 25 sqmm, 4 core, XLPE Insulated, Cores laid up, PVC Inner sheathed, Armoured with galvanized wire or galvanized steel strip, overall PVC Sheathed, 1100V Grade as per IS 7098 (Part 1) complete laid in trenches / floors / ducts/ fixed to poles / walls / drawn through pipes etc including provn of lugs, glands, nuts, bolts & washers etc for connecting in LT feeder pillar box / transformer bushings/LT OH Line and testing on completion complete all as specified and directed by Engineer-in-Charge. 11 M&L of Power Cables, Aluminium Stranded Conductor 16 sqmm, 4 core, XLPE Insulated, Cores laid up, PVC Inner sheathed, Armoured with galvanized wire or galvanized steel strip, overall PVC Sheathed, 1100V Grade as per IS 7098 (Part 1) complete laid in trenches / floors / ducts/ fixed to poles / walls / drawn through pipes etc including provn of lugs, glands, nuts, bolts & washers etc for connecting in LT feeder pillar box / transformer bushings/LT OH Line and testing on completion complete all as specified and directed by Engineer-in-Charge.Note for item 10 to 11 above: (i) Excavation, earth work and provision of cable covers / protection pipe etc shall be measured and paid separately under relevant items of BOQ. 12 Supply and laying multi stranded copper cable PVC insulated unearthed 1100Volts grade of size 2.50 Sqmm 3.00 Core for connection from junction box to light fitting and making connection and testing for functioning of light fitting complete all asspecified and as directed with and including taking down old damaged cable and removing from site of work, complete all as of directed 13 Supply and fix LED street light 90 W outdoor type with high pressure diecast aluminium housing having rated luminaire efficacy of 135 lm/W and total luminous flux 12150 lumens , power factor ≥ 0.95 , THD < 10 % with LED life span of > 50000 hrs provided with 4 kv internal surge protection and 10 Kv external surge protection including Ingress protection IP66 , Impact resistance IK08 complete all as specified and directed. 14 M&L for earthing complete with galvanized iron earth plate electrode 600mm x 600mm x 6 mm thick buried directly in ground (earth pit not less than 2.25 meters deep below ground level) with top edge of the plate not less than 1.5 meters below normal ground level connecting toearth lead wire 4.0mm dia upto 7.5m length as earthing lead by means of bolts, nuts, check nuts and washers of galvanized iron or steel and earth wire protected by 50mm dia GI pipe medium grade and connected to pole structure/ panel board/earthing test point all as shown in electrical plate No. 3 of SSR Part-I(2009) and testing on completion complete all as specified and directed. Note :- The unit rate quoted shall also include for excavation, earth work in any type of soil, plain cement concrete 1:3:6 mix, Type C1 pit, 40mm thick RCC 1:2:4 mix type B1 cover reinforced with 8mm dia TMT bras @ 150mm C/C both ways, GI funnel with watering pipe, wire mesh, protection pipe, earth strip up to 7.50m long complete in addition to item No. 1(a) to (e) of preamble (Notes) under sub heading earthing, specified in SSR Part II. 15 Supply and fix Street light mounting bracketsuitable for LED fitting of length 1.50 metre, made out of light grade GI pipe of 50mm bore bent to shape (120 degree) as directed by Engineer-in-Charge complete with two No GI Clamps made to shape out of 50mm x 6mm flat iron, with GI nuts, bolts and washers of suitable size for fixing on pole wall complete all as specified and as directed. 16 Supply and fix SMC (Sheet Moulded Compound) outdoor type junction box of size 200mm x 140mm x 95mm (Outside Dimensions) with 63Amps rated four pole connector, one single pole MCB of 6 Amps rating mounted on DIN rail, stainless steel cable glands of suitable size for incoming and outgoing cables including fixing on steel tubular poles / PCC poles with 25mm x 4mm MS clamps (02 Nos), nuts & bolts etc complete all as specified and as directed.
