Tender For Maintenance Of Old And Worn Out G.I. Utility Pipes With Ancillary Works At 124, 128/H/1, 159, 162, 166 Kalighat Road And Other Areas In Ward No 83. - 1 CHAPTER - I [ SUPPLEMENTARY ] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC. 1.1 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. 2 CHAPTER - I [ SUPPLEMENTARY ] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC. 1.5 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. 3 CHAPTER - I [ SUPPLEMENTARY ] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC. 1.2 Earth work in filling in foundation trenches or plinth with good earth, in layers not exceeding 150 mm. including watering and ramming etc. layer by layer complete.(Payment to be made based on the basis of measurement of finished quantity of work.(a) With earth obtained from excavation of foundation 4 CHAPTER - I [ SUPPLEMENTARY ] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC. 1.8 Hire and labour charges for 75 mm dia bamboo railing on Jhau/Eucalyptusor other approved timberbamboo 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. 5 CHAPTER - I [ SUPPLEMENTARY ] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC. 1.12 Supplying sign-board made of 25 mm thick sal plank with frame on all side of sal batten 50 mm x 32 mm with nailed on post 3.15m x 100mm x100mm and fitting fixing such with digging holes of dia 300 mm and depth 750 mm in all sorts of soil and repacking and consolidating the gap aroundthe post with cement concrete (1 : 3 : 6) painting 2 coats including cost of nails, bolts and nuts etc. complete in all respect as per direction of theEngineer-in-charge. Payment of concrete and painting to be made separately.(ii) 900 mm. x 600 mm. size of board. 6 CHAPTER - I [ SUPPLEMENTARY ] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC. 1.14 Signalling arrangement at both sides of site to avoid any accident during working period 4 nos. red flags during sunlight at 4 corners and 2 nos light (lamp) in other than sunlight. 7 CHAPTER - I [ SUPPLEMENTARY ] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC. 1.13 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. 8 CHAPTER - VII MISCELLANEOUS ITEMS 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] 9 CHAPTER - I [ SUPPLEMENTARY ] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC. 1.4 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 10 CHAPTER - II LAYING & JOINTING PIPES, SPECIALS ETC.2.1 C.I. / D.I. Pipe & Specials 2.1 C.I. / D.I. Pipe & Specials 2.1.3 Lead jointing to C.I pipes and specials with supply of lead and spun yarn all complete to make the joint water tight at required hydraulic pressure as per specification & direction of the Engineer-in-charge. (Lead shall be supplied departmentally to the Agency at specified Issuerates and cost thereof shall be recovered from the. works Bill of the Agency] Diameter in mm 100mm dia 11 CHAPTER - II LAYING & JOINTING PIPES, SPECIALS ETC.2.1 C.I. / D.I. Pipe & Specials 2.1 C.I. / D.I. Pipe & Specials 2.1.3 Lead jointing to C.I pipes and specials with supply of lead and spun yarn all complete to make the joint water tight at required hydraulic pressure as per specification & direction of the Engineer-in-charge. (Lead shall be supplied departmentally to the Agency at specified Issuerates and cost thereof shall be recovered from the. works Bill of the Agency] Diameter in mm 150mm dia 12 PLUMBING WORKS (A)-(I) FERRULE AND FERRULE CONNECTION (a) Original Works 1. Supplying,fitting and fixing brass ferrule including connection with G.I. pipes of TATA make of following dia. and upto 450 mm long with screw,jamnut,sockets etc.,complete in all respect, including cutting trenches in all sorts of soil and filling up the trenches as per direction of the Engineer - in - Charge. (iv) 10 mm dia. 13 PLUMBING WORKS (A)-(I) FERRULE AND FERRULE CONNECTION (a) Original Works 1. Supplying,fitting and fixing brass ferrule including connection with G.I. pipes of TATA make of following dia. and upto 450 mm long with screw,jamnut,sockets etc.,complete in all respect, including cutting trenches in all sorts of soil and filling up the trenches as per direction of the Engineer - in - Charge. (iii) 15 mm dia. 14 PLUMBING WORKS (A)-(I) FERRULE AND FERRULE CONNECTION (a) Original Works 1. Supplying,fitting and fixing brass ferrule including connection with G.I. pipes of TATA make of following dia. and upto 450 mm long with screw,jamnut,sockets etc.,complete in all respect, including cutting trenches in all sorts of soil and filling up the trenches as per direction of the Engineer - in - Charge. (ii) 20 mm dia. 15 PLUMBING WORKS (A)-(I) FERRULE AND FERRULE CONNECTION (a) Original Works 1. Supplying,fitting and fixing brass ferrule including connection with G.I. pipes of TATA make of following dia. and upto 450 mm long with screw,jamnut,sockets etc.,complete in all respect, including cutting trenches in all sorts of soil and filling up the trenches as per direction of the Engineer - in - Charge. (i) 25 mm dia. 16 PLUMBING WORKS (A)-(I) FERRULE AND FERRULE CONNECTION (b) REPAIR WORKS 1. Renewing brass ferrule for connecting mains. (iii) 15 mm dia. 17 PLUMBING WORKS (A)-(I) FERRULE AND FERRULE CONNECTION (b) REPAIR WORKS 1. Renewing brass ferrule for connecting mains. (iv) 10 mm dia. 18 PLUMBING WORKS (A)-(II) G.I. PIPE WORKS AND FITTINGS 2. Supplying, fitting and fixing in position G.I. pipes of TATA make for underground works with all necessary accessories,specials viz.socket, bend, tee, union, cross, elbow, nipple, short piece etc.including cost of all materials,jointing materials ,cutting pipes,making threads,cutting trenches upto 1.5 metre below surface in all sorts of soil and refilling the same as directed with two coats of painting on G.I. pipes and specials with bituminous paint complete in all respect. (Payment will be made on the centre line measurement of the total pipe line including all specials No separate payment will be made for accessories, specials.Payment for painting will be made seperately) (i) 15 mm dia. medium quality 19 PLUMBING WORKS (A)-(II) G.I. PIPE WORKS AND FITTINGS 2. Supplying, fitting and fixing in position G.I. pipes of TATA make for underground works with all necessary accessories,specials viz.socket, bend, tee, union, cross, elbow, nipple, short piece etc.including cost of all materials,jointing materials ,cutting pipes,making threads,cutting trenches upto 1.5 metre below surface in all sorts of soil and refilling the same as directed with two coats of painting on G.I. pipes and specials with bituminous paint complete in all respect. (Payment will be made on the centre line measurement of the total pipe line including all specials No separate payment will be made for accessories, specials.Payment for painting will be made seperately) (ii) 20 mm dia. medium quality 20 PLUMBING WORKS (A)-(II) G.I. PIPE WORKS AND FITTINGS 2. Supplying, fitting and fixing in position G.I. pipes of TATA make for underground works with all necessary accessories,specials viz.socket, bend, tee, union, cross, elbow, nipple, short piece etc.including cost of all materials,jointing materials ,cutting pipes,making threads,cutting trenches upto 1.5 metre below surface in all sorts of soil and refilling the same as directed with two coats of painting on G.I. pipes and specials with bituminous paint complete in all respect. (Payment will be made on the centre line measurement of the total pipe line including all specials No separate payment will be made for accessories, specials.Payment for painting will be made seperately) (iii) 25 mm dia. medium quality 21 PLUMBING WORKS (A)-(II) G.I. PIPE WORKS AND FITTINGS 2. Supplying, fitting and fixing in position G.I. pipes of TATA make for underground works with all necessary accessories,specials viz.socket, bend, tee, union, cross, elbow, nipple, short piece etc.including cost of all materials,jointing materials ,cutting pipes,making threads,cutting trenches upto 1.5 metre below surface in all sorts of soil and refilling the same as directed with two coats of painting on G.I. pipes and specials with bituminous paint complete in all respect. (Payment will be made on the centre line measurement of the total pipe line including all specials No separate payment will be made for accessories, specials.Payment for painting will be made seperately) (iv) 32 mm dia. medium quality 22 PLUMBING WORKS (A)-(II) G.I. PIPE WORKS AND FITTINGS 7. Supplying, fitting and fixing bib cock or stop cock. (f) (ii) Polythene Bib Cock / Stop Cock with plastic inlet (EMCO / ATLAS or equivalent) 15 mm 23 PLUMBING WORKS (A)-(II) G.I. PIPE WORKS AND FITTINGS (b) Repair Works 18. Drilling and tapping C.I. main. (i) Upto 15 mm 24 PLUMBING WORKS (A)-(II) G.I. PIPE WORKS AND FITTINGS (b) Repair Works 19. Plugging up C.I. main with necessary materials & Labour Complete 25 PLUMBING WORKS (A)-(I) FERRULE AND FERRULE CONNECTION (b) REPAIR WORKS 3. Dismantling existing ferrule with fittings and refixing same after cleaning. 26 Sub Total 27 GST 18% 28 CESS 1%
