State Plan -Urgent Work at Peppara Dam

Working charge

OD300348/2025-2026:Overhauling the 15KVA 3 phase diesel, replacing the engine oil, radiator coolant, belt, hose engine control wiring, overhauling of fuel pump etc and testing and trail run of generator including initials filling of 50L diesel as per direction of departmental officers

OD300349/2025-2026:Supply and fixing 12V 80AH reputed make heavy duty lead acid battery as per the direction of departmental officers

OD300355/2025-2026:Reparing the generator acoustic enclosure, cutting the corroded portion and welding the GI sheet and painting the metal primer and metal paint as per direction of departmental officers

OD300350/2025-2026:Loading the generator to mini lorry using telescopic crane and conveying to Peppara dam site and unloading as per the direction of departmental officers

OD300354/2025-2026:Change over switch with panel board - Supply, Installation, Testing and Commissioning of cubicle type, dust and vermin proof, IP-48, wall mounted, front operated, top/bottom cable entry,r MV panel board complying to IS 8623 (with latest amendments) made out of 14/16 SWG thick CRCA sheet fully compartmentalized as per approved design and requirements, hinged doors for all switch gear compartments with door interlock, earthing the doors using 4sqmm braided copper conductor, detachable cover for bus bar chamber and cable alley, powder coating the assembly after subjecting to 7 tank process etc. Name plate, danger notice board, neopreme gaskets for all openable doors & covers, removable gland plates made of 3mm thick sheet steel, all connections and interconnections including mounting the following switch gears and accessories as per approved schematic drawings. The panel shall be fabricated by a CPRI approved vendor. CRCA sheet alone be used for the fabrication . FRP shrouding shall be provided wherever necessary and Louvers for bus bar chamber.1.5sqmm. Copper flexible cable shall be used for control wiring & 2.5sqmm. for CT wiring. GA drawings of Panel boards has to be get approved by the Engineer in charge /Consultant before fabrication of Panel Board.. (a) Incomer: 100A, 4 P change over switch - 1 no.(b) Bus bar: 100A TPN electrolytic grade Aluminum busbar with SMC supports, heat shrinkable sleeves as per color code, etc.,(c) Meters and CTs: RYB phase indicating lamps (lamps shall be LED ) with control Fuses -1 set, Voltmeter -1no., Ammeter (0 -100A) with CT -3nos.(d) Outgoings: (1) 63A, 25kA, TP, MCCB, Ics=100%Icu with adjustable setting range, Spreader Terminals, Phase Barriers and Rotary operating mechanism plus Neutral link - 2 nos.

OD300356/2025-2026:Supply and making end termination with brass compression gland and aluminium leg for following type of PVC insulator and PVC sheathed/ xlee aluminium cable of 1.1 kv grade - 35 sq mm 3.5 core cable

OD300352/2025-2026:Supply and laying of 35 square mm 3 and half core Aluminium armored cable including earth work excavation as per the direction of departmental officers

OD300351/2025-2026:Supply and laying 10SWG bare copper

OD300353/2025-2026:Earthing with G.I. earth pipe 2 metre long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/ coke and salt as required

2.31:Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared

2.6.1:Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in-charge.All kinds of soil

4.1.2:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:1½:3 (1 Cement: 1½ coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

50.6.1.7:Solid block masonry using pre cast solid blocks ( Factory made) of size 40x20x15cm or nearest available size confirming to IS 2185 part I of 1979 for foundation and plinth with thickness 15 cm in : CM 1:6 ( 1 cement : 6 coarse sand ) etc complete

50.2.25.1:Filling with contractor's own earth ( excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m as per direction of site Engineer-in-charge

5.2.2:Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. up tot floor five level excluding cost of centering, shuttering, finishing and reinforcement :1:1.5:3( 1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

13.1.1:12 mm cement plaster of mix:1:4 ( 1 cement : 4 fine sand)

12.1.3:Providing corrugate G.S. sheet roofing including vertical/ curved surface fixed with polymer coated J or L hooks, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete ( up to any pitch in horizontal / vertical or curved surfaces), excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.0.63 mm thick with zinc coating not less than 275 gm/m2

10.16.1:Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete.Hot finished welded type tubes

OD300347/2025-2026:Providing and fixing GI Welded wire mesh of size 25x25mm opening made of 3mm dia GI wire, hot dip galvanized ( minimum 120 GSM zinc coating), fixed to MS frame using MS flat 15x3mm with nuts and bolts/weldings, including cutting, bending, finishing edges all complete

OD300370/2025-2026:Erection and commissioning of 15 kVA Diesel generator at Peppara site as per the direction of departmental officials

OD300377/2025-2026:Supply and laying of 4 square mm two core Aluminium armored cable through the existing trench (already excavation) as per the direction of departmental officers

OD300387/2025-2026:Supply and installation of 12V, 10A boost/float charging battery charger for DG battery charging as per the direction of departmental officers.

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