RCC clarifier tank bottom concreting work at WTP

RCC core cutting using core cutting machine for a minimum depth of 150mm and maximum of 450mm along the sides of proposed alignment without causing any damage to other utilities, including the charges for hire and conveyance of tools and plant, cost of consumables as per the direction of departmental officers etc. complete.150 mm diameter.

RCC core cutting using core cutting machine for a minimum depth of 150mm and maximum of 450mm along the sides of proposed alignment without causing any damage to other utilities, including the charges for hire and conveyance of tools and plant, cost of consumables as per the direction of departmental officers etc. complete.200 mm diameter.

RCC core cutting using core cutting machine for a minimum depth of 150mm and maximum of 450mm along the sides of proposed alignment without causing any damage to other utilities, including the charges for hire and conveyance of tools and plant, cost of consumables as per the direction of departmental officers etc. complete.400 mm diameter.

Demolishing R.C.C. work manually / by mechanical means including stacking of steel bars and disposal of unserviceable material with in 50 metres lead as per direction of Engineer -in-Charge.

Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in-Charge.Nominal concrete 1:4:8 leaner mix ( including equivalent design mix)

Demolishing brick work manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-Charge.In cement mortar

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in:Cement mortar 1:6 (1 cement : 6 coarse sand)

Cutting concrete beam or wall / brick wall with cutting machine for a minimum depth of 200mm along the sides of proposed alignment without causing any damage to other utilities, including the charges for hire and conveyance of tools and plant, cost of consumables and charges for lighting, watching, ribbon fencing, caution boards, and as per the direction of departmental officers etc. complete.

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 disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.All kinds of soil

Supply & filling floor with red earth in layers not exceeding 20 cm in depth, consolidation by plate compactor, ramming and watering as per direction of site Engineer-in-charge

Providing, laying and fixing polythene sheets of 400 gauge, each sheets overlapped by 10 cm etc complete as per the instructions of engineer-in-charge

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 : 4 coarse sand : 8 graded stone aggregate 40 nominal size)

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

Drilling suitable holes in reinforced or plain cement concrete with power driven drill machine to a minimum depth of 100mm upto 200mm in RCC beams, lintels, columns and slabs to introduce steel bars for sunshades/balconies including fixing the steel bars in position using epoxy resin anchor grout of approved make such as M/s Fosroc/BASF/Cera Chem or Similiar respectively including scaffolding upto 4 m height but excluding the cost of reinforcement, all complete as per direction of Engineer-In-Charge;Upto and including 12mm dia.

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

Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. Note:- Cement content considered in this item is @ 330 kg/ cum. All works at clarifier bottom area.

Providing and laying in position specified grade of reinforced cement concrete for precast beam and lifting, conveying and fixing the newly casted RCC beam in position including all labour charges and miscellaneous expenses etc complete, 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

Providing and fixing 12mm dia galvanised steel injection nipple in honey comb area and along crack line including drilling of holes of required diametre (20mm to 30mm) up to depth from 30mm to 80mm at required spacing and making the hole & crack dust free by blowing compressed air, sealing the distance between injection nipple with adhesive chemical of approved make and allow it to cure complete as per direction of Engineer-In-Charge including scaffolding upto height of 4 mtr.

Providing and injecting approved grout such as Conbextra EP 10 of M/s. Fosroc/Concresive 1315 of M/s BASFor equivalent product of M/s Cera Chem/BOSTIK approved by the company in proportion recommended by the manufacturer into cracks/honey-comb area of concrete/masonry by suitable gun/pump at required pressure including cutting of nipples after curing etc. complete as per directions of Engineer-in-Charge including scaffolding upto 4 m height. (The payment shall be made on the basis of actual weight of approved grout injected.) Epoxy injection grout in concrete/RCC work of approved make.

Providing, mixing and applying SBR polymer (of approved make such as Nitobond SBR/SBR Reomix/Cera SBR Latex of M/s Fosroc/BASF/Cera Chem or Similiar respectively) modified Cement mortar in proportion of 1:4 (1 cement: 4 graded coarse sand with polymer content as per manufatures specification) including surface cleaning and application of bonding slurry to the prepared surface for proper adhesion as per manufacturers specificationas and directions of Engineer-incharge. Note: Measurement and payment: The pre-measurement of thickness shall be done just after the surface preparation is completed and Payment under this item shall be made only after proper wet curing has been done and surface has been satisfactorily evaluated by sounding / tapping with a blunt metal instrument of 12 mm average thickness including scaffoldings upto 4 m height.

Providing, mixing and applying bonding coat of approved adhesive on chipped portion of RCC as per specifications and direction of Engineer-In-charge complete in all respect;Epoxy bonding adhesive having coverage 2.20 sqm/kg of approved make such as M/s Fosroc/BASF/Cera Chem or Similiar respectively)

Disposal of demolished materials/ rubbish/ malba/ similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to dumping yard inside KMML premises as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved

Pumping or Bailing out water and removing slush etc by using pump set including cost of labour, oil hire charges of pumpset, etc complete

Providing and fixing PVC pipes above pressure relief valve, complete as per direction of Engineer-in-Charge. 315 mm pipe 6kgf/cm2

INNER WELL JACKETING 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

INNER WELL JACKETING Drilling suitable holes in reinforced or plain cement concrete with power driven drill machine to a minimum depth of 100mm upto 200mm in RCC beams, lintels, columns and slabs to introduce steel bars for sunshades/balconies including fixing the steel bars in position using epoxy resin anchor grout of approved make including scaffolding upto 4 m height but excluding the cost of reinforcement, all complete as per direction of Engineer-In-Charge;Upto and including 12mm dia.

INNER WELL JACKETING Providing, mixing and applying bonding coat of approved adhesive on chipped portion of RCC as per specifications and direction of Engineer-In-charge complete in all respect.Epoxy bonding adhesive having coverage 2.20 sqm/kg of approved make of M/s Fosroc/BASF/Cera Chem or Similiar respectively

INNER WELL JACKETING Centering and shuttering including strutting, etc. and removal of form for outside walls (ring shape) including attached pilasters, butteresses, plinth and string courses etc.

INNER WELL JACKETING 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)

G S CONSTRUCTIONS