Kerala State Electricity Board Tender

Extra for every additional lift of 1.5 m or part there of in excavation / banking excavated or stacked materials,In ordinary rocks

Earth work in excavation by mechanical means (Hydraulic excavator) /manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.All kinds of soil

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :1:4:8 (1 Cement : 4coarse sand : 8 graded stone aggregate 40 mm nominal size)

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level: 1:1:5:3 (1 cement 1.5 coarse sand :3 graded stone aggregate 20 mm nominal size

Reinforced cement concrete work in chimneys, shafts, up to floor five level excluding the cost of centering, shuttering, finishing and reinforcement with 1:1.5:3 ( 1 cement : 1.5 coarse sand(Zone III) : 3 graded stone aggregate 20 mm nominal size)

Centering and shuttering including strutting, etc. and removal of form for: Foundations, footings, bases of columns, etc for mass concrete

Centering and shuttering including strutting, etc. and removal of form for:Columns, Pillars, Piers, Abutments, Posts and Struts

Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more

Filling available excavated 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.

Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) up to plinth level with:Cement mortar 1:6 (1 cement : 6 coarse sand)

Stub setting (using template/probe) for 110kV towers. Erection of stub, stub template, fixing of jack for supporting templatte, alignment and levelling for exact location of stubs of stub setting templates,dismantling of template after completion of initial curing of cement concrete, movement of template from one locatin to another etc.complete a directed by Board staff-For 110kV DC Tower

12 mm cement plaster finished with a floating coat of neat cement of mix:1:3 ( 1 cement : 3 fine sand)

Providing and erecting 2.00 metre high temporary barricading at site as per drawing / direction of Engineer - in - Charge which includes writing and painting, arrangement for traffic diversion such as traffic signals during construction at site for day and night, glow lamps, reflective signs, marking, flags, caution tape as directed by the Engineer - in-Charge. The barricading provided shall be retained in position at site continuously i/c shifting of barricading from one location to another location as many times as required during the execution of the entire work till its completion. Rate include its maintenance for damages, painting, all incidentals, labour materials, equipments and works required to executed the job . The barricading shall not be removed without prior approval of Engineer-nin-Charge. (Note:- One time payment shall be made for providing barricading from star of work till completion of work i/c shifting. The barricading provided shall remain to be the property of the contractor on completion of the work).

Transport of materials issued departmentally for the works form deparmental stores (Angamally) and distribution to locations for erection including storage if necessary, loading and unloading charges etc. (Average one side distance=200KM) (inclusive of loading and unloading charges with a lead of 50m by head load and initial lift of 1.5 m at each end)

Erection of tower super structure above ground level including erection of normal and special hill side extension members whenever necessary providing tower acessories like phase, danger and number plates, bird gaurds, anticlimbing devices etc. complete

Drilling of holes (Labour for drilling 16 holes)

Cutting of Steel angles (Labour for cutting 8 nos of steel angles)

Providing earthing in terminal tower as per standard specification by providing 150mm dia bore hole for a depth of 3.6m and placing of GIpipes50mm dia GI"C" class 3m long into the bore including cost of 600mm dia RCC collar placing over the earthpipe and connecting the earthpipe and tower using 7/3.66mm GI earthwire with lugs connecting to the pipe and fixing necessary GI clampetc., including drilling of bore cost of all leadand lifts etc., complete.

Paving out, stringing and tensioning as per standard of 6 line ACSR WOLF conductors including attaching insulator strings with arcing horns or rings on to the tower cross arms, clamping the conductor to the insulator strings using suspension clamps with armour loads and tension clamps, jumpering the conductors at tension points, joining the conductors and pilot wire wherever necessary, installation of vibration dampers, hire charges of tractor and stringing tools, all hire and labour for protective trestle work, providing suitable back stays at the time of stringing, etc. complete.

Paving out, stringing and tensioning as per standard one OPGW including fixing the conductors on to the tower tops using tension clamps and suspension clamps , jumpering the conductor at tension points , jointing of conductor where evre necessary, erection of earth bonds, hire charges d for pulling machines, tractors and stringing tools, all hire and labour for protective trestles and providing suitable back strings at the time of stringing etc. complete.

Dismantling of existing ACSR WOLF conductor

Dismantling of existing earth conductor

Putting up of scaffolding to prevent the conductor , while lowering down and drawing from falling on buildings, to maintain ground cleareance over roads for fasilitating traffic floor balance, power and P & T lines etc, dismantling after stringing the conductor including hire charges of materials and labour.(rate obtained from and past experiance)

Temporary dismantling of 1 set tension string with line conductor from 110 KV tension tower after tensioning the conductor using special appliances, lowering the conductor with tenstion string for dismantling of tension towers and reassembling the line to the cross arm after erection of new towers and giving jumper connections for restoration of supply on each day as per the direction of Deptl. officers at site

Providing derrick support and teporary stay arrangement for a tower