HMC/HWW/P-11/2025-26/07

Excavation of trial pit (3.0 m x 1.0 m x (upto) 3.0 m) for fixing of pumping main, washout line raking every detection against damage of S.W. pipe line electrical cable etc. as underground obstruction including 37.5 mm timber shuttering, earth cutting, dewatering, barricading and back filling etc. as per directionj of E-I-C Ref:- UD & MAD (Schedule) 2018, P-2, it. No. - 1.4

Cutting & picking up existing metalled black top portion of road surface to an average depth of 300 mm by using Jack hammer with all necessary tool and plant including reening the serviceable materials & stacking within a lead of 75 mtr. all complete as per direction of the Engineer-in- Charge. Ref:- UD & MAD (Schedule) 2018, P-2, it. No. - 1.5

Dismantling all types of plain cement concrete works, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m. In ground floor including roof. a) upto 150 mm. Thick Ref: P.W.D (Bldg) Sch. -2017, page -10 It- 2(a)

Dismantling all types of masonry excepting cement concrete plain or reinforced, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m. a) In ground floor including roof. [Ref : P.W.D.(Bldg) 2017, Page - 10, Item-1(a)]

Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm. Ref:- UD & MAD (Schedule) 2018, P-1, it. No. - 1.1(a)

(b) Depth of excavation for additional depth beyond 1,500 mm. and upto 3,000 mm. but not requiring shoring. Ref:- UD & MAD (Schedule) 2018, P-1, it. No. - 1.1(b)

Hire and labour charges for 75 mm dia bamboo railing on Jhau/Eucalyptus or other approved timber\bamboo posts 1.4 m above G.L and 0.60 m below G.L including tying strongly with coir ropes and boring holes for posts in any soil/ concrete surface/Bituminious surface packing the sides etc including cost of carriage of all materials and labour complete including cost of restoration to the damages of the ground to its original condition as per direction of Engineer in charge after removing the barricade.(Cost of restoration would be paid seperately.) (a)75mm. dia bamboo railing & 125mm. Dia Jhau/Eucalyptus/other approved timber posts @ 1.60m apart (ii) Railing with 3 rows. Ref:- UD & MAD (Schedule) 2018, P-3, it - 1.8(a)(ii)

Hire and labour charges for shoring work (including necessary close plank walling, framing, Eucalyptus/Jhou bulla piling, strutting etc) complete as per direction of the Engineer-in charge for foundation excavation (vertical surface are in contact with supported earth is to be measured.) (This item should be executed on specific direction of the Enginner in charge). (a) Depth upto 1.5 m. Ref:- UD & MAD (Schedule) 2018, P-2, it - 1.6(a).

(b) For additional depth beyond 1.5 m. and upto 3.00 m Ref:- UD & MAD (Schedule) 2018, P-2, it - 1.6(b).

Filling in foundation or plinth by silver sand in layers not exceeding 150 mm as directed and consolidating the same by thorough saturation with water, ramming complete including the cost of supply of sand. (Payment to be made on measurement of finished quantity) Ref:-[Page:2; Item No:4(A) of PWD-SOR(Bld) 2017]

Dewatering by pumps including all leads, lifts and making all arrangements of disposal, where continuous flow of water from a source other than natural or ground water is encountered in case of emergency maintenance works related to leakage, breakage and making wet connections. [Note : - In case of any other situation demanding such emergency dewatering. use of this item is to be approved by the Superintending Engineer/Tender Accepting Authority. This item shall be executed on the specific direction duly supported by proper clarification of the E.I.C. who will be satisfied in absolute discretion that such work has not been necessitated due to any natural source of water or any fault of the Contractor Ref:-UD & MAD (Schedule) 2018, P-24, it - 7.2

Hire & labour charges for diesel generating set for lighting including fuel, 300M wire, 11 points with 200 Watt bulb with post for hanging & maintaining the same for day & night for the period. Ref:-UD & MAD (Schedule) 2018, P-4, it - 1.13

Supply and delivery (at site) of DI pipes conforming to IS 8329: 2000. DI K9- PIPES (a)350 mm dia Ref:-PHE, ADDENDUM NO.- 05/2022 ,DATED 21.06.2022, IT. NO.- 1©

Carrying CI/DI pipes with specials and valves and lowering placing in position and laying carefully inside the trenches in proper alignment and gradient etc. including earth work in excavation of adequate width as per specification having min. clear cover from top of pipe is 1.10mtr. below existing ground level in any kind of soil including mixed with boulder, road sub-grade and its flank,but excluding moorum and laterite and stone etc.without damaging the exisiting telephone/electric cable etc.(in case of damaged if any type of cable line during excecution , necessary damaged charges as applicable by the respective authority will be borne by the agency in his own cost) preparing the bottom surface for continuous bedding of pipe line and laying pipes, fitting, fixing specials and valves with bailing out water if any including carriage of pipes, specials and valves from local deptt. store within 8KM and back filling the trenches with excavated earth in layers to original condition as per specification and direction of EIC. The surplus materials after execution of work are to be return to the deptt. store. (a) 350 mm dia. Ref:-PHE (SOR ) w.e.f. 03.11.2021, P- L2, It-1(h)

Cutting of C.l/D.I pipes for fitting with pipes and-or specials of similar or dissimilar materials at the time of laying without damaging any part of the required length including taking out of the broken pieces from the trench and restacking the same at the specified location as per direction of the Engineer-in-charge. (i) 350 mm dia. Ref:-UD & MAD (Schedule) 2018, P-09, IT-2.1.7

Chamfering the spigot end of C.l./D.l. pipes for fitting with the socket of C.I./D.I. pipes and/or specials in tyton jointed water mains or other wise using electric grinder as per specification and direction of the Engineer-in-charge Diameter in mm 350mm dia. Ref:-UD & MAD (Schedule) 2018, P-10, IT-2.1.8

Rubber gasket joints to C.l./D.l. pipes and specials all complete to makes the joint water tight as required hydraulic pressure as per specification and direction of the Engineer-in-charge. 350 mm dia. Ref:-UD & MAD (Schedule) 2018, P-8, IT-2.1.5

All types of Ductile Iron (D.I) Specials (viz. Bend, Tee, Taper, Tail piece etc), size conforming to I.S. Specification No. 9523/2000 with cement mortar lining (inside) and bituminous coating (outside). (25% of payment will be held up till successful hydraulic testing) a) All Socket Tee 350 mm to 450 mm dia. Ref:-UD & MAD (Schedule) 2018, P-43, it - 8.3(a)

b) Doubled Socketed Bend 350 mm to 450 mm dia. Ref:-UD & MAD (Schedule) 2018, P-44, it - 8.3(b)

c) Tail Piece 350 mm to 450 mm dia. Ref:-UD & MAD (Schedule) 2018, P-44, it - 8.3©

Supplying, fitting and fixing of C.I. Mechanical Compression flexible Collar Couplings suitable for C.I. Spun Pipes (as per IS: 1536) and D. I. Pipes (as per IS: 8329) complete with Sealing Rubber Gasket of EPDM quality (IS:5382/1985 Type - 4), Cast Iron Follower Glands and Mild Steel Nut Bolts (Zinc Coated). The whole assembly should be mechanically andhydraulically tested to the provisions as laid down in IS: 1538. Fitting and fixing should be in proper position with proper care of main pipe line for leak proof condition. (a) 350 mm dia. Ref:-UD & MAD (Schedule) 2018, P-27, it - 7.16

Hydraulically testing of C.l./D.I/A.C pipe lines in sections, under a head of water not less than 60m (6Kg/Cm2 .pressure) or above as per specific requirements by filling the main with supply of water including supply of all specials and equipment like pump sets, gauges, end caps blank flange etc. all complete as per specification and direction of the Engineer-incharge. [After successful completion of test, removal of ancillary specials, equipments, plugging arrangements and disposal of water shall be made at no extra cost] (a) 350 mm dia. Ref:-UD & MAD (Schedule) 2018, P-21 , it -5.1

Disinfection of water main by filling with water containing bleaching powder of sufficient quantity capable of maintaining a residual chlorine concentration of 10mg/l within the main after a detention period of two hours and flushing the same with fresh water all complete as per specification and direction of the Engineer-in- Charge. [After successful completion of the process, disposal of water and bacteriological testing of sample of flushed out water from the mains should be made at no extra cost] (a) 350 mm dia. Ref:-UD & MAD (Schedule) 2018, P-23, it - 6.1

Hire charges of moveable type mounted earth excavator having minimum cutter size (1.0 cubic meter) & loader size (2.0 meter length x 0.75m width) for cutting & removal of any kind of soil, spoli etc. including cost of fuel, lubricants & manpower etc. in Water Supply Works. For minimum engagement of 8 hrs. in a day Ref:-UD & MAD (Schedule) 2018, P-52, it - 8.27

Cast iron double flanged manually operated sluice valves generally conforming to IS 14846 : 2000, having four faces and spindle nut inside screw non- rising spindle type gunmetal/AISI 410 suitable for PN 1.0 rating complete with ball thrust bearing and enclosed gearbox (EN-8 with hardened by nitriding pinions of EN-19), flanges flat faced and drilled to IS.: 1538 : 1993. Valves tested by closed end method. Diameter in mm (iii) 350 mm Ref:-UD & MAD (Schedule) 2018, P-46 , IT-8.7.

Lowering, fitting and fixing of all types of valves in proper position and alignment using chain pully block or crane (for diameter above 250 mm) by providing temporary support, as required, gaskets, nuts & bolts etc. all cornplete as per specification and direction of the Engineer-in-charge. [The rate Includes cost of flange joints] (a) 350 mm Dia. Ref:-UD & MAD (Schedule) 2018, P-17, IT-2.4.1

Sluice valve chamber with C.I. heavy cover with locking arrangement, (weight not less than 25 kg) (size of chamber 450 mm X 600 mm inside upto 900 mm depth) 250 mm thick cement brick walls (6:1), 150 mm thick cement concrete (6:3:1) bed with stone chips, 20 mm thick cement plaster (6:1) for inside wall and 15 mm thick cement plaster (4:1) for outer walls including rounding corners. Ref:-PWD(S&P),w.e.f.-01/11/2017 , P-8 ,It-10.

Flange joint to C.l./D.l/MS. pipes and specials including supply of rubber gasket. nuts. bolts. washers etc. of best quality to make the joint watertight at required hydraulic pressure all complete as per specification & direction of the Engineer-in-Charge. (c) 350 mm dia. Ref:-UD & MAD (Schedule) 2018, P-8, IT-2.1.6

Brick work with 1st class bricks in cement mortar (1:6) (a) In foundation and plinth [Ref : P.W.D.(Bldg) 2017, Page - 15 Item-8(a) & 3rd Corrigenda, Page - 2 SL NO.-4]

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (Ground floor). A) With 1:4 cement mortar a) Outer wall 20mm thick plaster In ground floor [Ref : P.W.D.(Bldg) 2017, P-189 I-1(ii)(a) & 3rd corrigenda, dt.-04.06.2018, P- 50, Sl. No.- 1]

Neat cement punning about 1.5mm thick in wall, dado, window sill, floor etc. [Ref : P.W.D.(Bldg) 2017, Page -192 Item-15]

Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand. [Ref: P.W.D.(Bldg.). Page- 14, Item - 1 & 3rd corrigenda Page - 1 SL NO.-1]

Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes. (i) Pakur Variety In Ground Floor Rate Analysis Enclosed

Removal of rubbish, earth etc. from the working site and disposal of the same beyond the compound, in conformity with the Municipal / Corporation Rules for such disposal, loading into truck and cleaning the site in all respect as per direction of Engineer in charge. Ref:-UD & MAD (Schedule) 2018, P-5, it - 1.18

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