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| 1 | Labour charges for dismantlingtower materials with all of its necessary components viz. cable tray,platform and railing and climbing ladder,antenna fixures ,angles, tees, flats and channels ,heavy G.I. pipes including all gusset plates, bolts, nuts, cutting rivets, welding etc.in built up sectionsincluding dismembering and stacking within 50 metres lead as per direction of Engineer-in-Charge. (Damage/broken portion only) |
| 2 | Supplying at site galvanised steel tower materials, [MISSING / UNAVAILABLE MEMBERS ONLY] with average mass of zinc coating of 610 gm/Sqm (approximately 85 micron), members may be consisting of either angles, flats, base plates, gusset plates, ladders, connecting plates,G.I. pipes for climbing ladders, bolts & nuts, washers fabricated as specially instructed and as per approved drawings and specifications for erection of equivelent tower. The galvanising shall be as per IS: 4759. The structural steel for tower shall confirm to IS: 2062 and fabrication shall be as per IS: 4757. The structural steel section shall be procured from the main producers like SAIL, RINL, TISCO. In case, structural steel sections from secondary producers are permitted, the same shall be restricted only from secondary producers of repute such as PARAS, SRMB, BABA or having valid BIS certification and POWER GRID approved conforming to all relevent IS specifications and as approved by the Engineer-in Charge.(The rate includes for all operations as above including carriage of all galvanised steel materials from source of procurement to the site of work). Note:- 1 All steel materials shall be made from M.S. high density structural members like angles, flats, round/ square bars, tees, channels, gusset plates, joints, rivets, G.I. Pipes, bolts & nuts, washers etc. Nothing extra shall be payable for special fabrication, erection and fixing of the above steel built up section in position at any height of the tower or any building by bolts and nuts or by site welding. Note:- 2 Payment shall be made on the basis of weight of black (non-galvanising) section only and nothing extra shall be paid on account of variation in weight due to galvanising]. |
| 3 | Labour for hoisting, fixing and erection of 60 M high tower as per departmental drawing and design with all its necessary components viz. climbing ladder, platform with railing and fixing with bolts nuts and spring washer, necessary welding etc. wherever required complete in all respect as per the direction of E-in-C. [The rate shall include the cost of all operations involved in hoisting and errection of tower including hire and labour charges of all tools, plants and mechinaries, insurance premium of labour etc. and nathing shall be payable extra]. |
| 4 | Drilling, punching and enlarging holes of required diameter of M.S. structural members (any thickness) by machine driling and grinding including mending good and fishing complete as per the site requirement and direction of E-in-C. |
| 5 | Painting two or more coats with hi gloss synthetic enamel paint of approved brand and colour (white and orange) over one coat of ETCH primer ( BISON WASH PRIMER OR APPROVED EQUVALENT ) and second coat of BISON HB ZINC phosphate primer ( or Zinc cromate primer) or approved equivalent of approved brand as per recommendation of international Civil Aviation rules in 40 M galvanised structural steel tower. |
| 6 | Tower site ;CME gate,Kharagpur[Rate shall include painting of tower , platform, antenna mount, ladder, vertical tray, horizontal tray, post etc]. |
| 7 | Transportation of dismantled tower materialsby mechanical transport i/c loading,unloading & head carriage (if required) to the departmental store orsite.. |
| 8 | For a distance upto 100 km |
| 9 | Labour for Checking and tightening of all the nuts & bolts, washers and spring washers etc. for all components of tower(Tabular or angle), viz. climbing ladders, platform, railing, antenna mount fixture, web guide, connecting plates, base plates, etc. by using Torque Wrench of required size in existing 60M height GSM Tower (weighing upto 10.50 MT or 25Mht.Tabular or Pole Tower(upto 1.50MT including cable tray) complete as per the direction of Engineer-in-charge. (The tower site is underMedinipur district(E &W)). [ The rates includes cost of labour for fixing of new nuts & bolts and also includes insurance of labour, T &P etc. for the work . However cost of supplying /providing of new nuts & bolts and any missing member will be paid separately]. |
| 10 | 60m GB Tabular Tower at Site Mecheda. |
| 11 | 25m height GBTat CME gate,KGP. |
