Repair and maintenance of civil work at cooling tower in connection with overhauling of Unit-6 at STPS(2020).

Amount

Plaster (to beam, column, R.C.C wall etc.) with sand and cement mortar(1:3) including rounding off or chamfering corners as directed and raking out joints or roughening concrete surface using 5% of Pidicrete-MPB bt wt. of cement as required including cost of labour & all materials as per direction of E.I.C.

Application of water repellant coating prepared by mixing of MPB, Cement and water (1:3:1) on plaster, concrete surface as per direction of EIC. Including the cost of all materials and labour complete but excluding the cost of scaffolding. One coat.

Dewatering of water from cold basin by engagement of adequate nos. of pumps as and when required including cost of fuels, oil, operators, tools, tackles and other incidental charges as per direction of E.I.C. [ payment will be made on basis of actual working hours at site only]

Supply of adequate labours and making temporary arrangements like rope, buckets,wire brush, broom etc. for removing of scum, slush, liquid mud etc. at any depth from bottom basin, top basin, trench, floor etc as per direction of EIC.

Hiring of Water Divers with all tools, tackles, oxygen helper for cleaning of silt, mud & foreign materials from RCC duct, screen chamer and silt trap of cooling tower of Unit#6, STPS as per specific instruction of Engineer-In-Charge.(Each service shift for 5 hrs.)

Supply of Pidigrout 10 M or Sika grout (25Kg/50 Kg pack) for grouting as per requirement and direction of E.I.C.

Hire and labour charges for shuttering with centering and necessary staging upto 4 m using approved stout props and thick hard wood planks/thermocol etc. of approved thickness with required bracing for concrete slabs, beams and columns, lintels curved or straight including fitting, fixing and striking out after completion of works (upto roof of ground floor).This item is inclusive of supply & placing of shuttering/staging materials of approved thickness strictly following the instruction of EIC. 25 mm to 30 mm shuttering without staging in foundation.

Reinforcement for reinforced concrete work at any height in all sorts of structures including distribution bars, stirrups, binders etc initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing and direction. JSW/JSPL/SHYAM/SRMB/BMASL/ELECROSTEEL/SSL

Welding in M.S. structural work with gas or electric: Tack weld

Ordinary cement concrete (Mix 1:1.5:3) with graded stone chips (20mm nominal size) excluding shuttering and reinforcement, if any, in ground floor as per relevant IS Codes. Pakur Variety

Loading in to trucks at the lifting point, unloading at destination, stacking properly in go downs or yard etc. as directed including carriage by head load up to a lead of 50.00 m at each of the two points. [payment to be made on the basis of stack measurement with due allowance 1/8th shrinkage]

RUDRA ENTERPRISE

BANERJEE & CO