PROVISION OF ADDL DISTRIBUTION NETWORK FOR MAFI SUBSTATION NO 01 ALONGWITH ALLIED WORKS AND CERTAIN B AND R REVENUE WORKS AT AFS BIDAR

Amount

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth for taking out /for laying under ground cables/pipes etc and getting out in soft/loose soil.

Returning filling in including spreading, levelling, watering and well ramming in layers n.exc 25 cms.

Removing excavated soil to a distance n.exc 50 m and depositing where directed at a level n.exc 1.5 m above the starting point.

Supply and spreading fine river sand in trenches for cushioning of under ground cable/filling of cable ducts/ under floors all as directed by Engr-in-Charge. NOTE: Only punned thickness shall be measured for payment purpose.

GI pipe of 100 mm dia light grade for cable protection, laid in trenches for passing cables.

Cutting the existing road upto 60 cm depth and 45 cm width for laying GI tubing / LT UG cable and refilling the excavated materal and making good the disturbed portion with PCC 1:3:6. NOTE: PCC 1:3:6 shall be measured and paid under the respective items.

Unreinforced precast concrete cable cover class LV type 1 flat, size 250 x 150 x 40 mm for cable protection.

Chemical Earthing Complete with copper earth plate electrode 90cm x 60cm x 5mm thick buried directly in ground, earth pit not less than 5.0 m deep below normal ground level and complete, size of pit 1.6 m x1.6 m x 5.0 m, earth plate connected to copper strip of size 32x 6 mm by brazing only earth strip proctected with light grade 50 mm bore from copper earth plate electrode and upto and including the earth test point, terminal block made out of PVC material (smc) of size 300x200x105mm right side hinged in and including two Nos of insulators fixed in side the box terminating strip the copper strip of 50x6mm with all fixing arrangements of nuts bolts and washers including 25 mm bore water pipe medium grade GI Tubing including GI Funnel, wire mesh. Alternate layers of charcoal (400Kg) & salt crystal (400Kg) and top 2 inches layers with back filling compound (400Kg) including excavation in any strata, refilling with black cotton soil above the back filling compound and removal of the excavated soil and depositing @ place where directed. PCC pit in PCC (1:3:6) type C1 using 20mm grade stone aggregate, RCC cover 40mm thick in RCC (1:2:4) type B1 using 20mm grade stone aggregate reinforced with 8mm dia TMT bars @ 7.5 mm c/c both ways including MS angle iron frame of 40x40x3 mm etc. watering the earth pit to acheive earth resistance below 01 OHM incl testing all as directed and spfd. (For proposed LT Master control ACB's) Note: Copper earth strip of size 32x6mm and GI pipe 50 mm bore upto 7.5m length deemed to be included in the rate quoted by the contractor.

Supply, lay and testing cable XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross sectional area of size 400 sqmm 3.5 core in trenches drawn in GI tubing/fixed on wall/fixed on Hanger channels with necessary arrangements all as directed and as specified.

Supply, lay and testing cable XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross sectional area of size 240 sqmm 3.5 core in trenches /drawn in GI tubing fixed on wall/ fixed on Hanger channels with necessary arrangements all as directed and as specified.

Making circular hole of dia 200 mm and depth 50mm deep in M-40 concrete, cut to shape using concrete cutter by DCH 300 of HIL Ti DD 200 machine (water cooled), making two numbers of holes 24mm dia and depth 200mm long using TE 70 combi hammer, grouting the holes with HILTI HY 200 injection chemical for 2 holes (Approximately 100 per hole) and fixing of inverted 'U' shaped 20 mm dia round bar with minimum of 200 mm anchorage into concrete and filling up the circular portion of 200 mm dia after grouting the rebar using solid grout with high flow non-shrink cementious grout "CONBEXTRA" after applying a bonding coat using "NITO BOND EP" as per manufacturer's instructions and fixing 20mm dia mooring ring into circular portion of inverted 'U' shaped round bar etc complete (Mooring Ring) all as directed.

Surface excavation n.exc. 30 cm deep and averaging 15 cm deep and getting out in hard / dense soil.

PCC 1:4:8 type D-2 using 40mm graded stone aggregate, 100 mm thick as in sub base complete all as specified and directed.

Machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade with grey cement and colour pigment all as specified and as directed.

Precast RCC 1:2:4 type B-1 using 20 mm graded stone aggregate, as in cover slab set and jointed in CM 1:6 all as specified and as directed. Note: Reinforcrment steel will be measured and paid seperately.

Reinforcement for concrete with mild steel TMT bars 10 mm dia and over, cut to length, bent to shape required, including cranking bending and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips, all as specified and directed.

Pre-cast cement concrete block masonry with solid blocks Type C1 1:3:6 using 20mm graded stone aggregate, exc.10cm in width and setting in Cement mortar 1:6, as in kerb stone, complete all as specified and directed.

Rendering 10mm thick in CM 1:6 on concrete / brick masonry surfaces, complete all as specified and as directed.

om sai enterprises

ramesh construction co