Military Engineer Services Tender

All as per item ser No 1 above but of size 25 sqmm 4 core

All as per item ser No 1 above but of size 16 sqmm 4 core

All as per item ser No 1 above but of size 10 sqmm 2 core

Excavation in trenches n.exc 1.5m wide and n.exc 1.5m deep and getting out in hard/dense soil for laying/repair of cable.

Returning filling in including spreading levelling watering and well ramming in layers not exceeding 25cm thick.

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

Supply and lay brunt bricks class 'B' of standard size in trenches for protection of UG cable.

M&L for sand cushioning in trenches spreading and consolidation 8cm thick before laying the cable & 15 cm of sand after laying the cable complete all as specified

Supply and lay GI tubing light grade, 80mm dia in trenches for road crossing/laid in floors etc

All as per item ser No 12 above but 50mm dia

All as per item ser No 12 above but 25mm dia

S&F Straight hot shrink cable joint kit for LT UG cable of size 25/35 sqmm 3.5 core including excavation,refilling of earth work at underground cable fault position and making good surface at the fault position complete all as specified and as directed.

All as per item ser No 15 above but of size 70/120 sqmm 3.5 core

All as per item ser No 15 above but of size 10/16 sqmm 4 core

All as per item ser No 15 above but of size 240/300 sqmm 3.5 core

Supply and filling stone aggregates 40mm size for outdoor substation and around transformer / RMU upto 100 mm thick complete all as directed.

M & L for earthing complete with GI earth plate electrode 60 cm x 60 cm x 6 cm thick buried directly in ground vertically at a depth not less than 2.25 m below normal ground level with top level of earth plate at depth not less than 1.5 m below normal ground level surrounded form all sides by 15 cm thick and packed layer of charcoal dust and common salt filling in alternate layers and connected by using 32x6 mm GI strip by means of bolts, nuts, check nuts and washers of galvanized iron upto test point and protected by GI pipe light grade 40 mm bore up to 7.5 Mtr connected to a main switch board or main control board and GI pipe light grade 20 mm bore for watering and including funnel, wire mesh, 80 mm thick pre-cast RCC 1:2:4, type B-1 cover reinforced with hard drawn steel wire fabric weighing not less than 4 Kg/Sqm in lieu of CI cover, PCC 1:3:6 type C2 pit / chamber including all necessary excavation and earth work, disposal of surplus soil to a distance not exceeding 50 m all as specified and as shown in Electrical Plate No3 of MES Schedule Part – I of 2009.

M&L earthing complete with using copper plate 60×60cm ×3.15mm thick electrode buried directly in ground earth pit not less than 2.25m below ground level with top edge of earth plate not less than 1.5m below normal ground level, connected to and 20×3mm copper strip as a earthing lea by means of bolts, nuts, checks nuts, washers etc made copper strip, earth strip including and protected by galvanized iron pipe(light grade) 40 mm dia from plate to Panel Board, galvanized iron pipe light grade 20mm dia bore and funnel watering including test point necessary excavation ,earth work, concrete pit M-10, CI cover, frame and funnel, all as specified in plate No 3 of SSR-1991(part-1) complete all as specified and as directed.

Disconnecting / Opening of existing earth conductor of GI wire / GI Strip / Copper Strip etc.from the main switch board / Euipment / test point of OTM / Married accn for testing of earth value / resistance through Digital Earth Testing Meter / Equipments as required at site and as per site condition and Record the earth resitance value of each earth pit / location wise and connecting the same after testing. Note-Earth tester shall be provide by the contractor and pore the comman salt and magnesium sulphate mixture to earthing pit .

S&F earth marker made out of MS Plate of size 3 mm thick , of Surface area upto 300 Sqcm of Rectangular/Round/Triangle shape duly revited with angle iron of size 25 x4 mm ,60 cm long to indicating earth result ,date ,due date including PCC 1:2:4 Type B2 using 20 mm aggregate for grouting the amrker all as specified and directed by engineeer in charge .

M&L Painting work for Conventional earth pits by two coats yellow paints all as specified and directed by engineer in charge .

Supply only Comman salt all as specified and directed by engineer in charge.

Supply only Charcoal dust all as specified and directed by engineer in charge.

Supply only Vegetable soil all as specified and directed by engineer in charge.

Supply only Magnesium sulphate (MgSo4) all as specified and directed by engineer in charge .

Repairs/replace to old broken / damaged earth pit Chamber and pit cover by replacing with PCC 1:2:4 Type B1 using 20mm graded stone aggregate for repair to existing earthing chamber /chamber cover and making New as per site required all as specified and directed by engineer in charge .Note: making of new chamer/cover measured in CUM

S&F in Repair Earth conductor or main earthing lead fixed on wall on batten or recess or chases or buried in ground or drawn in conduit / pipe or fixed to poles or any other indicated situation for loop earthing etc. as required and the size is 32 x 6 mm Gaivanised Iron strip.

All as per Item No. 30 above but 25x4 mm GI strip.

All as per Item No. 30 above but 32 x 6 mm Copper strip.

All as per Item No. 30 above but 20 x 3.15 mm Copper strip.

M & L for repairs to earth pit chamber by cleaning and removing all foreign materials from the pits, improvement to earth pits by adding adequate salt water into the pits to achieve desired earth resistance results, connecting the broken earth leads with strips/wires etc. complete all as specified and directed.