Construction of Innovative Water Tank Project based on existing local cherra at Nabajoy Reang Para SH Construction of Raw water collection Pipeline from Resevoir Boundary fencing approach road and other allied works

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth, 1.5m in width as well as 10 sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto 1.5m, disposed earth to be levelled and neatly dressed. -All kinds of soil

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

Earthwork in excavation for structures as per drawing and MORT &H technical specifications Clause 304 i/c setting out construction of shoring & bracing, removal of stumps & other deleterious material and disposal upto a lead of 50 m, dressing of sides & bottom and backfilling in trenches with excavated suitable material. I) Ordinary Soil A) By Manual Means I) Upto 3 m depth

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 upto 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

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. -All kinds of soil

Supplying and filling in plinth, under floor, foundations etc. with sand (fine) from local quarry with all lifts including spreading in horizontal layers, watering, grading to required slope, ramming, consolidating and compacting each layer by using plate compactor or by any suitable method complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - -All work upto plinth level:

i) 1:3:6 ( 1 Cement: 3 fine sand : 6 graded stone aggregate 20 mm nominal size)

Providing and laying in position specified grade of reinforced cement concrete excluding the cost of centring, shuttering, finishing and reinforcement- -All work upto plinth level: i) 1:2:4 ( 1 Cement: 2 fine sand : 4 graded stone aggregate 20 mm nominal size)

A)Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level.

Thermo-Mechanically Treated bars of grade Fe-500D or more

Centering shuttering including struttings, propping etc. and removal of form work for:

a) Columns, Pillars, Piers, Abutments, Posts and Struts with wooden plank

b) Foundations, footings, bases for columns etc. for mass concrete with timber plank

First class brick work in foundation and plinth including cost of all materials as required complete: i) In cement mortar 1:4 ( 1 cement : 4 fine sand )

Providing and placing filter gravel having effective size of 3.00 mm to 25 mm and uniformity co-efficient of not more than 1.70 and or less than 1.30 obtained from Barakar river, west bengal as per specification and the direction of engineer-in-charge.

Providing and placing filter sand (local quarry) including washing the bed etc complete as per direction of the Engineer - in-charge

12 mm cement plaster

12.1.2) In cement mortar 1 : 4 (1 cement : 4 fine sand)

6 mm cement plaster

12.9.1) In cement mortar 1 : 3 (1 cement : 3 fine sand)

15 mm cement plaster of mix a) In cement mortar 1 : 4 ( 1 cement : 4 fine sand )

12.10) Neat cement punning.

Providing and fixing M.S. bolts in/c nuts & washer complete as per standard design. (i) upto 300 mm length .

Providing and fixing G.I. Bend /elbow in the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge.

i) 100 mm dia.

Providing and fitting fixing of G.I. Flange (10 mm wall thickness) by welding with G.I. / MS pipe and placing position as per specification and direction of the Engineer in charge.

ii) 80 mm dia.

iii) 100 mm dia.

Providing and laying Reinforced Cement Concrete Pipe NP3 as per design in single Row , Providing and Laying reinforced cement concrete pipe NP3 with collar for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets as per MoRD Technical specification Clause 1106.

(ii) 600 mm dia

Constructing masonry Chamber 120x120x100 cm, inside with 75 class designation brick work in cement mortar 1:4 (1 cement : 4 fine sand) for sluice valve, with C.I. surface box 100 mm. top diameter, 160 mm bottom diameter and 180 mm deep ( inside) with chained lid and RCC top slab 1:2:4 mix (1 cement :2 coarse sand : 4 graded stone aggregate 20 mm nominal size) necessary excavation foundation concrete 1:5:10 (1 cement : 5 fine sand:10 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick finished with a floating coat of neat cement complete as per standard design :19.35.1, With Second class bricks

Excavating trenches of required width for pipes, cables etc. including exacavation for sockets, dressing of sides where required, ramming of bottoms, depth upto 1500 mm (slope-1 in 200)including getting out the excavated soil and backfilling of soil as required after laying of pipeline, in layers not exceeding 200 mm in depth including consolidating each deposited layer by ramming, watering etc. and disposing of surplus excavated soil with all required leads as per Chapter - 2 of CPWD specification and direction of the Engineer - in - charge.

A. For UPVC pipes in new work a). In all kinds of soil i. For pipes not exceeding 90 mm dia

ii) For pipes exceeding 90 mm dia but not exceeding 300 mm dia

B). For G.I. / C.I. / D.I. pipes in new work a). In all kinds of soil i). For pipes not exceeding 90 mm dia.

ii). For pipes exceeding 90 mm dia but not exceeding 300 mm dia

C). For G.I. / C.I. / D.I. pipes in new work a). In all kinds of soil i). For pipes not exceeding 90 mm dia.

Providing, fixing and laying rigid UPVC pipes conforming to IS : 4985 jointing with couplers, of same class conforming to IS :10124 ( Pt-II ) with solvent cement conforming to IS : 14182 including testing of joints complete ( but excluding the cost of specials like bend, tees etc. which will be paid separately ) as per CPWD specification and direction of the Engineer - in - charge. A) Class - 3 ( working pressure 6.0 kg / cm2)

i) 40 mm. OD

ii) 50 mm. OD

iii) 90 mm OD

Providing and fixing C.I. sluice valves ( with cap ) complete with bolts, nuts, rubber insertions etc. ( the tail pieces if required will be paid separately ) as per CPWD specification and direction of the Engineer - in – charge. A. PN-1.6

(i) 80 mm dia.

(ii) 100 mm dia.

(iii) 150 mm dia.

Providing and fixing G.I pipe medium class as per IS:1239 with latest amendment complete with G.I fittings including trenching and refilling cutting and making good the walls etc. complete as per chapter 20 of CPWD specification and direction of the Engineer-in-charge. A. External works

i) 80 mm dia. Nominal bore

ii) 100 mm dia. Nominal bore

Providing and fixing CI (long handle) bib-cock as per chapter 20 of CPWD specification and direction of Eng-in-charge. a) 15 mm nominal bore

Providing and fixing G.I union as per chapter 20 of CPWD specification and direction of the engineer-in-charge.

i) 15 mm Nominal bore

ii) 25 mm Nominal bore

iii) 32 mm Nominal bore

Providing fixing and laying flexible PVC pipes (conforming to IS7634) complete as pere specification and direction of the Engineer in charge(cost of earth work and fitting will be paid seperately)

i) 15 mm dia

ii) 25 mm dia

iii) 32 mm dia

Providing and fixing G.I socket as per chapter 20 of CPWD specification and direction of the engineer-in-charge.

i) 15 mm Nominal bore

ii) 25 mm Nominal bore

iii) 32 mm Nominal bore

Providing and fixing of brass ferrule with C.I cover conforming t o IS 2692 in/c boring and tapping the main as per chapter 20 of CPWD specification and direction of the engineer-in-charge. a) 10 mm nominal bore.

Providing and fitting fixing of G.I. Flange (10 mm wall thickness) by welding with G.I. / MS pipe and placing position as per specification and direction of the Engineer in charge.

ii) 80 mm dia.

iii) 100 mm dia.

Providing and placing on terrace (at all floor levels) polyethylene water storage tank ISI : 12701 marked with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank.

Providing and fixing G.I. Bend /elbow in the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge.

i) 15 mm dia

ii) 20 mm dia

iii) 40 mm dia

iv) 50 mm dia

Providing and fixing G.I. Reducer with the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge.

i) 20x15 mm dia

ii) 40x15 mm dia

iii) 40x25mm dia

iv) 80 x 50 mm dia

Providing and fixing G.I. Nipple of medium class as per CPWD specification and direction of the Engineer - in - charge.

i) 15 mm dia 150 mm long

Charges for making G.I. Short piece i/c. cutting, threading at both end, fitting, fixing at site etc. as per specification and the direction of the Engineer-in-charge.

II) 100 mm dia

III) 80 mm dia

Providing and fixing G.I. pipes of Heavy class as per IS : 1239 with latest amendment complete with G.I. fittings including trenching and refilling, cutting and making good the walls etc. complete as per CPWD specification and direction of the Engineer - in - charge. A) External work.

I) 50 mm dia. Nominal bore

II) 80 mm dia. Nominal bore

Dismantling old G.I. pipes including excavation and refilling trenches after taking out the pipes, and making into blocks including stacking of pipes at site lead upto 50 metre as per CPWD specification and direction of the Engineer - in - charge.

iii) 80 mm

Charges for Laying of old G.I. pipe at site as per direction of the Engineer - in- charge.

iii) 80 mm

Charges for repairing of leakage in UPVC / HDPE pipe line with PVC coupler & solvent cement etc. including necessary earth excavation, backfilling of soil as required after laying of pipeline, in layers not exceeding 200 mm in depth including consolidating each deposited layer by ramming, watering etc. complete as per specification & direction of the Engineer-incharge.

i. 90 mm OD

ii. 110 mm OD

Charges for fixing and laying rigid UPVC pipes jointing with couplers, solvent cement including testing of joints complete ( excluding the cost of pipes, couplers, solvent cement which are to be issued from the department free of cost and specials like bend, tees etc. which will be paid separately ) as per CPWD specification and direction of the Engineer - in - charge. A. Class - 3 ( working pressure 6.0 kg / cm2)

i. 40 mm OD

ii. 50 mm OD

iii. 75 mm OD

iii. 90 mm OD

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 upto 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

Supplying and filling in plinth, under floor, foundations etc. with sand (fine) from local quarry with all lifts including spreading in horizontal layers, watering, grading to required slope, ramming, consolidating and compacting each layer by using plate compactor or by any suitable method complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - -All work upto plinth level:1:3:6 ( 1 Cement: 3 fine sand : 6 graded well burnt brick aggregate 40 mm nominal size)

Providing and laying in position specified grade of reinforced cement concrete excluding the cost of centring, shuttering, finishing and reinforcement- -All work upto plinth level

1:1½:3 ( 1 Cement: 1½ fine sand : 3 graded stone aggregate 20 mm nominal size)

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level

Thermo-Mechanically Treated bars of grade Fe-500D or more

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and skirting courses, fillets, columns, pillars, piers, abutments, posts and struts etc. upto floor five level excluding cost of centring, shuttering, finishing and reinforcement

1:1½:3 ( 1 Cement: 1½ fine sand : 3 graded stone aggregate 20 mm nominal size)

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level.

Thermo-Mechanically Treated bars of grade Fe-500D or more

G.I barbed wire fencing 1.8 m high Providing and fixing 1.8 metres high GI barbed wire fencing with 2.4 m angle iron posts 50 mm x 50 mm x 6 mm placed every 3 metres center to center founded in M15 grade cement concrete, 0.6 metre below ground level, every 15th post, last but one end post and corner post shall be strutted on both sides and end post on one side only and provided with 12 horizontal lines and 2 diagonals interwoven with horizontal wires, fixed with GI staples, turn buckles etc complete as per MoRT&H Technical Specification clause 807.

Centering shuttering including struttings, propping etc. and removal of form work for:

Columns, piers, abutments, pillaras, posts and struts with wooden plank.

12 mm cement plaster of mix

Cement mortar 1:4 (1 cement : 4 fine sand)

Neat cement punning.

Applying one coat of water thinnable cement primer of approved brand and manufacturer on wall surface complete.

Water thinnable cement primer

Finishing walls with water proofing cement paint of required shade of approved brand and manufacture [Payment shall be made after submission of Test Certificate issued by the Manufacturer] :

New work ( two or more coats applied @ 3.84 kg/10 sqm)

Steel work welded in built up section/framed work including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using steel etc. complete as required:-

In grating, frames, guard bar, railing, brackets, gates and similar works, all complete.

Distempering with dry distemper of approved brand and manufacture (two or more coats) of required shade on new work, over and including water thinnable priming coat to give an even shade. [Payment shall be made after submission of Test Certificate issued by the Manufacturer]

Colour washing such as green, blue or buff with whiting to give an even shade: New work (two or more coats) with a base coat of whiting

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. -All kinds of soi

First class brick work in foundation and plinth including cost of all materials as required complete:- In cement mortar 1:4 ( 1 cement : 4 fine sand ).

Half brick masonry work with the first class brick work in superstructure a upto floor-five level including cost of all materials as required complete:-

i) In cement mortar 1:4 ( 1 cement : 4 fine sand ).

Reinforced cement concrete work in beams, suspended floors, roofs having slope upto 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases upto floor five level excluding the cost of centring, shuttering, finishing and reinforcement-

1:1:2 ( 1 Cement: 1 fine sand : 2 graded stone aggregate 20 mm nominal size)

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth, 1.5m in width as well as 10 sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto 1.5m, disposed earth to be levelled and neatly dressed.

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 upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

Supplying and filling in plinth, under floor, foundations etc. with sand (fine) from local quarry with all lifts including spreading in horizontal layers, watering, grading to required slope, ramming, consolidating and compacting each layer by using plate compactor or by any suitable method complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering -

i. 1:3:6 ( 1 Cement: 3 fine sand : 6 graded well burnt brick aggregate 20 mm nominal size),

ii) 1:2:4 ( 1 Cement: 2 fine sand : 4 graded stone aggregate 20 mm nominal size)

Neat cement punning.

First class brick work in foundation and plinth including cost of all materials as required complete:-

i. In cement mortar 1:4 ( 1 cement : 4 fine sand ).

60 mm thick factory made c.c interlocking paver block of M -30 Grade Providing and laying 60 mm thick factory made cement concrete interlocking paver block of M-30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 50 mm thick compacted bed of sand, filling the joints with fine sand etc. all complete as per specification and approval/ direction of the Engineer-in-charge.

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level

Thermo-Mechanically Treated bars of grade Fe-500D or more