Kolkata Municipal Corporation Tender

CHAPTER - VII MISCELLANEOUS ITEMS Supplying, fitting and fixing of C.I. Mechanical Compression Split Collars suitable for instantaneous repair of longitudinal and vertical splits in C.I. Spun Pipes (as per IS: 1536) and D.I. Pipes (as per IS: 8329) by encasing the damaged part completely. The Split Collars to be supplied 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 and hydraulically 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.Diameter in mm. with minimum barrel pipe length in mm. 450mm with length 400mm.

CHAPTER - I [ SUPPLEMENTARY ] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC.1.6 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.

CHAPTER - I [ SUPPLEMENTARY ] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC.1.6 Hire and labour charges for shoring work(including necessary close plank walling, framing,Eucalyptus/Jhou bulla piling, strutting etc)complete as perdirection of the Engineer-in charge for foundation excavation (verticalsurface are in contact with supported earth is to be measured.) (This item should be executed on specific direction of the Enginner in charge).(b) For additional depth beyond 1.5 m. and upto 3.00 m

CHAPTER - II LAYING & JOINTING PIPES, SPECIALS ETC.2.1 C.I. / D.I. Pipe & Specials  2.1 C.I. / D.I. Pipe & Specials.2.3.3 Field welding of M.S. plate by means of electric arc welding as per relevent IS specification using standard electrodes including edge preparation and charges of deployment of electric generator set with fuel, lubricant, and allother tools and plants all complete as per specification and direction of Engineer-in-Charge.[Engineer-in-Charge shall approve the electrodes for arc welding before use ] Throat thickness in mm 10mm

CHAPTER - VII MISCELLANEOUS ITEMS Application of two coats of Epoxy primer as per BS 5493 by brush on the cleaned dry concrete surface with epoxy resin primer with reactive suitable hardener mixture as per specification and direction of EIC all complete. [This item will be operated on prior permission from the concerned SE/Dy Chief Engineer]

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

CHAPTER - II LAYING & JOINTING PIPES, SPECIALS ETC.2.1 C.I. / D.I. Pipe & Specials  2.1 C.I. / D.I. Pipe & Specials 2.3.5 Fabricating M.S. pipes of different diameter in shop out of 8mm to12mm thick M.S plates supplied depart-mentally, cutting the plates to exact size & shape by gas cutting device and/or by adopting any other approved type of mechanical means, bending the same in true curvature by template and rolling machine of approved design including proper marking, levelling joints followed by electric arc welding as per relevant I.S. specification - longitudinal and circumferential, as necessary, usiug standard electrodes including edge preparation, electricity charges and hydraulic testing of the fabricated piece all complete as per speci-fication and direction of the Engineer-in-Charge. [The Engineer-in-Charge shall approve the electrodes for arc weldingbefore use.]a) Diameter from 450 mm & upto 600 mm.ii) 10mm thick plate.

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. (i) 600 mm. x 450 mm. size of board.

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.

STEEL PLATES E-25 CONFORMING TO IS:2062-2006 A. 6 TO 10 MM

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]

CHAPTER - II LAYING & JOINTING PIPES, SPECIALS ETC.2.1 C.I. / D.I. Pipe & Specials  2.1 C.I. / D.I. Pipe & Specials 2.3 M.S. Pipes 2.3.1 Gas cutting of M.S. pipes and/or M.S. plates of different thickness all complete as per specification and direction of the Engineer-in- Charge. Thikness in mm 5mm to 8mm thick plate

CHAPTER - VIII SUPPLYING OF MATERIALS 8.21 Supply of Pig Lead 99.999% purity

CHAPTER - II LAYING & JOINTING PIPES, SPECIALS ETC.2.1 C.I. / D.I. Pipe & Specials  2.1 C.I. / D.I. Pipe & Specials 2.1.4 Lead jointing to C.I pipes and specials excluding cost of lead and spun yarn all complete to make the joint watertight at required hydraulic pressure as per specification and direction of the Engineer-in-charge,[Lead shall be supplied departmentally to the Agency at free of cost as per availability]Diameter in mm 450mm dia.

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 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 (i) Railing with 4 rows.

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.

Sub Total

GST 18%

CESS 1%