82/25-26 Rate Contract for Construction of New Open well AND Deepening desilting of existing open wells and Civil repairing work of Pump house at various scheme PHED Sub division Sarada Rural Division Salumber District Salumber

Police line water arrangements

Earth work in excavation over areas (exceeding 30cm depth, 1.5 mtr in width and 10 SQM in plan) for construction of open well, lift up to 1.5 Mtr. including taking out the excavated soil and disposal of surplus excavated soil as directed within a lead of 50 meter.

All kind of soil

Ordinary Rock

Hard Rock (Requiring blasting)

Hard Rock (Blasting Prohibited)

Add extra over item No. 2.39.1 for every additional lift of 1.5 Mtr. or part thereof : In all kind of soils.

Add extra over item No. 2.39.2-4 for every additional lift of 1.5 Mtr. or part thereof : In Ordinary rock and hard rock.

Add 20% extra over item No. 2.39 for excavation in saturated soil where pumping or baling out of water is required, including shoring strutting where required and dewatering.

Labour charges for horizontal boring 100 mm dia in open well in rocky strata with all types of rock cutting & drilling tools etc. including all T&P required for job including dewatering arrangement.

Centering & shuttering with ply wood or steel sheets including strutting , propping, barcing both ways with wooden members and removal of form work up to floor three level for:Walls (any thickness) including attached pilasters, buttresses, plinth and string course.Add extra for shuttering in circular work in plan up to dia 10 m over item no 2.6.1

Providing and fabricating reinforcement for RCC work including straightening, cutting, bending, placing in position in binding (including cost of binding wire ) all complete up to floor three level

Thermo mechanically treated bars (conforming to relevant IS:1786.)

Providing and layiny in position specified grade of cement concrete for RCC Structure elements upto floor three level including curing, compaction, finishing with rendering in cement sand mortar 1:3 (1 cement ; 3 coarse sand) and making good the joints excluding the cost of centering shuttering and reinforcement for :

Walls (any thickness) including attached pilasters buttresses, plinth and string courses fillets columns pillars pears abutments posts struts etc.

M20 grade nominal mix (with graded stone aggregate 20mm nominal size)

Structural steel work in single section fixed with connecting plate including cutting hoisting fixing in position and applying a priming coat of approved steel primer all complete above plinth level upto 4.5 mtr. height

In flates, tees, angles & Channals

In R.S. Joists

Providing and laying in position specified grade of cement concrete for all RCC structural elements upto plinth level including curing, compaction, finishing with rendering in cement sand mortar 1:3 (1 cement: 3 coarse sand) and making good the joints and cost of plastizers( if required) excluding the cost of centering, shuttering and reinforcement. M20 grade Nominal Mix / Design Mix

Providing and laying in position specified grade of cement concrete for RCC structural elements upto floor five level including curing, compaction, finishing with rendering in cement sand mortar 1:3 (1 cement: 3 coarse sand) and making good the joints and cost of plastizers (if required ) excluding the cost of centering, shuttering and reinforcement for Walls (any thickness) including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. M20 grade Nominal Mix / Design Mix

Providing and laying in position specified grade of cement concrete for RCC structural elements upto floor five level including curing, compaction, finishing with rendering in cement sand mortar 1:3 (1 cement: 3 coarse sand) and making good the joints and cost of plastizers( if required) excluding the cost of centering, shuttering and reinforcement for Beams, suspended floors, roofs, griders having slopes up to 15º, landings, balconies, shelves, chajjas, lintels, bands, plain windows sills, staircases and spiral staircases etc. M20 grade Nominal Mix / Design Mix

Providing and laying in position specified grade of cement concrete for RCC structural elements upto floor five level including curing, compaction, finishing with rendering in cement sand mortar 1:3 (1 cement: 3 coarse sand) and making good the joints and cost of plastizers( if required) excluding the cost of centering, shuttering and reinforcement for Arches, arch ribs, domes, vaults, shells, folded plate, chimneys, shafts , roofs having slope more than 15º ,vertical and horizontal fins individually or forming box louvers, facias and eaves boards M20 grade Nominal Mix / Design Mix

Providing and laying in position Ready mix concrete manufactured in fully automatic Batching Plant and transported to site in transit mixer for having continous agitated mixer, manufactured as per approved mix design of specified grade of RCC work including pumping of R.M.C. from transit mixer to site of laying , exculding the cost of centering, shuttering and reinforcement with all lead and lift including cost of admixtures in recommended portion as per IS 9103 to accelerate/ retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer in charge. All works upto floor V floor M20 grade Design Mix by using cement as per codal provision.

Add extra for providing richer mixes respectively at all floor levels

Providing M-25 grade concrete by using cement as per codal provision instead of M-20 grade design mix.

Providing M-30 grade concrete by using cement as per codal provision instead of M-20 grade design mix.

Providing M-35 grade concrete by using cement as per codal provision instead of M-20 grade design mix.

Providing M- 40 grade concrete by using cement as per codal provision instead of M-20 grade design mix.

Add extra for RCC work in superstructure above floor five level for each four floor or part thereof .

Deduct for using less cement quantity than the quantity as provided in the item of design mix concrete/RMC as arrived as per mix design.(on cement quantity)

FORM WORK

Centering and Shuttering with plywood or steel sheets including strutting, propping bracing both ways and removal of formwork for foundation , footings, strap beam, raft , bases of columns etc.

Centering & shuttering with plywood or steel sheets including strutting, propping bracing both ways with steel props and removal of formwork for upto floor five level for :

Walls (any thickness) including attached pilasters, buttresses plinth and string course.

Suspended floors, roofs, landings, staircases, balconies, girders, cantilevers, bands, coping bed plates, anchor blocks, sills, chhajjas, lintel, beam, plinth beam etc.

Columns, pillars, posts and struts etc.

Spiral staircases, chimneys shafts etc.

Arches, domes, vaults etc. up to 6 Mtr span.

Arches, domes, vaults etc exceeding 6 Mtr span

Vertical and horizontal fins individually or forming box louvers band, facias and eaves boards.

Add extra for shuttering in circular work (in respective centering and shuttering items)

Cornices and mouldings

Grid roofing with panel area less than 2.25 Sqm. (contact area to be measured).

Deduct for using wooden vertical member instead of steel props Note : The uses of wooden member is allowed in works which A & F sanction up to 25 lacs only.

Add extra for additional height in centring, shuttering where ever required with adequate bracing, propping etc. including cost of de-shuttering and decentring at all levels, over a height of 3.5 m, for every additional height of 1 metre or part thereof (Plan are is to be measured)

Add extra for centering and shuttering work in superstructure above floor five level for each four floor or part thereof .

STEEL REINFORCEMENT:

Providing and fabricating reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding (including cost of binding wire) all complete up to floor five level. ('Original producers' who manufacture billet directly from iron ores and roll the bilets to produce steel conforming to IS:1786)

Cold twisted deformed bars (IS : 1786).

Hot rolled deformed bars (IS : 1139).

Thermo-mechanically Treated bars (Conforming of relevent IS code)

Labour charges for cutting, bending for fabrication and binding reinforcement (plain or tor/ribbed/TMT steel) as per drawing and design for R.C.C. and R.B. work including cost of binding wire with all lead and lift up to floor five level complete.

Add extra for reinforcement in superstructure above floor five level for each four floor or part thereof .

PRECAST CEMENT CONCRETE

Providing and fixing of 200mm thick RCC precast panel made of M35 grade concrete with required steel, rebar chair, wire mesh, connection bolt, fastener and beveled washer with erection ready complete in all respect with all lead.

Providing and fixing of 150 mm thick RCC precast panel made of M35 grade concrete with required steel, rebar chair, wire mesh, connection bolt, fastener and beveled washer with erection ready complete in all respect with all lead.

Providing, hoisting and fixing up to floor five level precast reinforced concrete work in Nominal M20 grade mix including cost of required centering, shuttering, finishing, smooth with 6 mm thick cement plaster 1:3 (1 cement: 3 fine sand) on exposed surface complete excluding cost of reinforcement

String courses, copings, bed plates, anchor blocks, plain window sills etc

Small lintels not exceeding 1.5 m clear span

Mouldings as in cornices, windows sills etc.

Lintels beams and bressumers including setting in cement mortar 1:3 (1 cement: 3 coarse sand) aggregate 20mm nominal size).

Beams, Columns, slabs, Shelves, Vertical & horizontal fins individually or forming box louvers setting in cement mortar 1:2 (1 cement: 2 sand) or grouts as per requirements

Providing, hoisting and fixing up to floor five level precast cement concrete Jali 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 6mm nominal size) reinforced with 1.6 mm dia Mild steel wire including centring and shuttering, roughening cleaning, fixing and finishing in cement mortar 1 : 3 (1 cement : 3 fine sand ) etc complete as per approved design excluding plastering of jambs, sills and soffits

50mm thick

40 mm thick

30mm thick

Add extra over for both side jali

ENCASING ROLLED STEEL SECTION

Encasing rolled steel section in beams and columns, with M20 Nominal Mix cement concrete including centering and shuttering complete but excluding cost of reinforcement.

Encasing rolled steel section in grillages with M20 Nominal Mix including centering and shuttering complete but excluding cost of expanded metal and hangers.

Add Extra for providing and fixing expanded metal mesh of size 20x60mm and strands 3.25mm wide 1.6mm thick weighing 3.64 kg. per sqm. for encasing of rolled steel sections in beams, columns and grillages excluding cost of hangers.

Providing ,arranging and erecting 50mm dia M.S. pipe cup lock shuttering arrangement above the ground level upto the height given below. The girding arrangement of cup lock system should have 2.50 meter 3.00 meter long coupling pipes and 0.90mt long lacer pipe (Horizontal bracing pipes) reconnected in both ways so as to make a square grid of size 0.90x0.90 meter in plan. The Horizontal bracing and lacer pipes should have a maximum spacing of 1.50 meter c/c both ways. The bottom of the coupling pipe must rest over a firm support at ground. the shuttering plates of 900mmx600mm size duly braced by angle supports and should rest over 50mmx50mm size wooden logs supported by 75x40x6mm size channels and

U-Jacks made of M.S.25mm dia steel bars with adjustable thread and lock arrangement placed at a spacing of 0.60 meter c/c. The whole arrangement should be duly shored from ground by U-Jacks and lacer pipes to prevent any lateral movement during casting of slabs. Additional support as per direction of engineer in charge are also to by provided wherever felt necessary. The work would include transportation of material erecting the whole grid structure, bracing both way, shoring, leveling of shuttering and removal of form work complete as per direction of Engineer in charge for all the floors upto the height of:-

Upto 6.63 meter height

Upto 9.14 meter height

Rebarring work in old R.C.C structures including making bore hole to adjust required bar diameter and filling a good quality filler to provide a tensil strength as per requirement and fix the Bar to the saction including cost of bars.

8 mm bar

10 mm bar

12 mm bar

16 mm bar

20 mm bar

25 mm bar

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