Mtc and repairing of pipe line leakage, wash, sluice valves, etc. of existing DTW schemes at Jalefa-Betaga Sector of Satchand R.D Block within the Sabroom Sub-Division during 2025-26.(Gr-II)

Constructing masonry Chamber 60x60x75 cm, inside in brick work in cement mortar 1:4 (1 cement : 4 fine sand) for sluice valve, with C.I. surface box 100mm. 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 20mm 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 : A. With Second Class bricks

Constructing masonry Chamber 90x90x100 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 190 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 : With Second Class bricks

Providing and fixing in position Precast RCC hydrant post of size 100 mm dia ( made with reinforced cement concrete 1 : 1.5 : 3 ( 1 cement : 1.5 fine sand : 3 graded well burnt brick aggregate 1st class 12 mm nominal size) and steel reinforcement ( TMT bars )3 nos 8 mm dia 950 mm long and 7 Nos 6 mm dia ties including plastering the surface with 6 mm thick cement mortar 1 : 3 ( 1 cement: 3 sand ) finished with a floating coat of neat cement including providing & embedding 15 mm dia G.I. pipe (medium class as per IS : 1239 ) with necessary GI fittings like 2 Nos elbow, 1 no socket, 2 nos nipple 225 mm long and fitting fixing of PVC bib cock with GI socket, GI union complete with all earth work required including refilling etc. complete as per approved drawing ( Drawing No-06/CE/ACE/P&DU/DWS/2022-23), specification and direction of Engineer-in-charge.

Providing and fixing in position Precast RCC platform of size 900 mm x 900 mm x100 mm with curb of size 75 x 75 mm keping an opening of 200 mm wide for surface drain of 60 cm length of size (200 mmx150 mm) in a suitable place for draining out of grey water (made with cement concrete 1:1.5:3 (1 cement: 1.5 sand: 3 graded well burnt brick aggregate 12 mm nominal size) and steel reinforcement(TMT bars ) 6 nos. 8 mm dia in both direction including plastering the exposed surface with 6 mm thick cement mortar 1:3 (1 cement :3 sand) for platform &12 mm cement plaster(1:4) (1 cement :4 sand) for surface drain finished with a floating coat of neat cement complete with all earth work required including refilling etc. complete as per approved drawing (Drawing No-06/CE/ACE/P&DU/DWS/2022-23), specification and direction of Engineer-in-charge.

Charge for repairing of leakage in UPVC/HDPE pipeline with PVC coupler and solvent cement etc including necessary earth excavation back filling of soil as required after laying of pipeline, in layers not exceeding 200mm in depth including consolidating each deposited layer by running watering etc. complete as per specification and direction of the Engineer-in-Charge.

i) 90 mm OD

ii) 110 mm OD

iii) 140 mm OD

Clearing of diposited iron inside of laid PVC pipe line (90 mm/110 mm / 140 mm) excavation trenches for 100.00 mtr laid pipe line of required width and depth at an interval of 2.00 mtr to 3.00 mtr long for every 100.00 mtr. Clearing through UPVC coil pipe and laying same with coupler and cement solvent joint (PVC coupler and solvent cement to be issued at free of cost from the department)

Providing, fixing and laying fabricated UPVC socket / coupler conforming to IS : 10124 ( Part 2 ) with solvent cement conforming to IS : 14182 including testing of joints complete as per CPWD specification and direction of the Engineer - in -charge.

i. 90 mm dia

ii. 110 mm dia

iii. 140 mm dia

Charges for making hole by drilling and making thread by thread bit in the CI / DI pipe as per specification & direction of the Engineer-in-charge.

i.10 mm dia nominal bore

iii. 15 mm dia nominal bore

Clearing of diposited iron inside of laid CI/DI pipe line of different dia (150 mm/100 mm / 125 mm) and dismantling including trenching, refilling for every 100.00 mtr laid pipe line of required width and depth, cutting for every 100.00 mtr pipe iron throug PVC coil pipe after clearing washing and laying the same with rubber gusket pipe layed joint as per direction of the Engineer-in-charge. (Pig lead will be issued by the department at free of cost but rubber gusket and other T&P will be arranged by the agency)

Charges for cutting D.I. pipe with steel saw by manual means as per CPWD specification and direction of the Engineer - in - charge. i. 150 mm dia

Providing and fitting fixing of Tyton joint collar with rubber gusket fitting with flat MS square bend at both end in/c nuts bolts washer and painting with anti corrosive black bitumenustic paint etc complete as per direction of the Engg.In -Charge. i) 150 mm dia.

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

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 in/c testing of joints complete ( but ex/c 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

iv. 110 mm OD

v. 140 mm OD

Charges for laying S & S Centrifugally Cast ( Spun ) Ductile Iron Class K-7 Pipes conforming to IS : 8329 as per CPWD specification and direction of the Engineer - in - charge. i. 150 mm dia .

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) 80mm Dia

ii) 100mm Dia

iii)125 mm dia.

iv. 150 mm dia

Providing and laying of flexible PVC pipe (conforming to IS:7634) complete including earth work as per specification and direction of the Engineer - in - charge (cost of fittings will be paid separately).

i. 15 mm dia.

ii. 25 mm dia

iii. 32 mm dia

Providing, fixing and laying fabricated UPVC bend of required degree conforming to IS : 10124 ( part 8 / 9 / 10 / 11 / 12 / 13 ) with solvent cement conforming to IS : 14182 including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge.

i. 90 mm dia

ii. 110 mm dia

iii. 140 mm dia

Providing, fixing and laying flanged fabricated UPVC tailpiece with MS flange ( 8 mm thick ) conforming to IS : 10124 ( Part 6 ) with solvent cement conforming to IS : 14182 including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge.

i. 90 mm dia

ii. 110 mm dia

iii. 140 mm dia

Providing, fixing and laying fabricated UPVC equal tee conforming to IS : 10124 ( Part 5 ) with solvent cement conforming to IS : 14182 including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge.

i. 90 x 90 mm dia

ii. 110 x 110 mm dia

iii. 140 x 140 mm dia

Providing, fixing and laying fabricated UPVC straight reducer conforming to IS : 10124 ( Part 3 ) with solvent cement conforming to IS : 14182 including testing of joints complete as per chapter 20 of CPWD specification and direction of the Engineer - in - charge.

i. 110 x 90 mm dia

ii. 140 x 110 mm dia

iii. 140 x 90 mm dia

Providing, fixing and laying fabricated UPVC end cap conforming to IS : 10124 ( Part 4 ) with solvent cement conforming to IS : 14182 including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge.

i. 90 mm dia

ii. 110 mm dia

iii. 140 mm dia

Making road crossing by horizontal boring for smooth laying of UPVC/CI/DI/GI pipes etc. of required dia complete as per specification and the direction of the Engineer-in-charge. A. by manual means

Dismantling old C.I. / D.I. pipes including excavation and refilling trenches after taking out the pipes, breaking lead caulked joints, melting of lead and making into blocks including stacking of pipes at site lead upto 50 metre as per chapter 20 of CPWD specification and direction of the Engineer - in - charge. i) 150 mm dia

Providing lead chaulked joints to spun iron or C.I. pipes and specials including testing of joints but excluding the cost of pig lead as per CPWD specification and direction of the Engineer - in - charge.

i) 80 mm dia

ii) 100 mm dia

iii) 125 mm dia

iv) 150 mm dia

Providing and fitting fixing of brass fullway valve with handle in the GI pipe line including cutting, threading etc. complete as per chapter 20 of CPWD specification and direction of the Engineer – in-charge.

i) 15 mm dia

ii) 25 mm dia

iii) 50 mm dia

Repairing of leakage caused to damaged of lead joint for C.I pipes C.I specials in/c excavation of earth required upto 1.80m depth cutting of bitumen road /WBM road (up to two or more layer, each layer of 30cm average depth) in/c dewatering side protection and making the same with existing materials etc complete in all respect as per direction of the Engg-in-Charge(lead will issued by the department at free of cost).

i. 125 mm dia

ii. 150 mm dia

Charges for dismantling PVC / HDPE pipe after necessary excavation of earth including washing and stacking of pipes properly at site with all leads and lifts 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. complete as per specification & direction of the Engineer-in-charge.

i)90 mm dia.

ii) 110 mm dia

iii) 140 mm dia