GENERAL-Chulliar Dam -Dam Safety 2024-25-Reaming of formed Drains-Providing Handrails to steps in Gallery-Construction of Parapet on access to earthern dam-Investigation of Cracks on Bituminous surface

Amount

Reaming of formed drains

OD11188/2024-2025:Conveying the drilling machine, pumpset and accessories to drilling location, erecting, dismantling and shifting to nearest location/ road access including all leads, lifts, labour and machine charges etc.

OD24698/2024-2025:Reaming of drain and foundation holes of size 200mm dia or nearest size using contractors own diamond drill apparatus in concrete/masonry/rock driven by diesel motor with single tube, flexible rod if necessary including all incidental charges, cost of spare materials, hire charges, conveyance of diamond drilling machine with diesel engine and other accessories etc. complete at places pointed out by the engineer in charge. (Downward direction from top of dam) Rates specified below are for Drilling , for reaming this may be taken as 1/3 rd of the value hence the values for 10 m of drilling may be taken equal to 30 m of reaming

OD28275/2024-2025:Shifting and installation of platform from bore holes to bore/pressure releasing holes by headload including labour charges etc.complete

10.26.1:Providing and fixing hand rail of approved size by welding etc. to steel ladder railing, balcony railing, staircase railing and similar works, including applying priming coat of approves steel primer.M.S. tube

7.1.1:Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) up to plinth level with:Cement mortar 1:6 (1 cement : 6 coarse sand)

OD11270/2024-2025:Supplying labour for removing floating debris, fallen trees in reservoir, unwanted vegetation growth on masonry dam, roots of fallen trees on d/s side of earthern dam, clearing blockages

2.32:Clearing grass and removal of the rubbish up to a distance of 50 m outside the periphery of the area cleared.

2.28.1:Surface dressing of the ground including removing vegetation and in-equalities not exceeding 15 cm deep and disposal of rubbish, lead up to 50 m and lift up to 1.5 m.All kinds of soil

50.6.4.1:Hollow block masonry using pre cast blocks (Factory made) of size 40x20x20cm or nearest available size confirming to IS 2185 part I of 1979 for foundation and plinth with thickness 20cm and above in: CM 1:6 ( 1 cement : 6 coarse sand ) etc complete

13.16.1:6 mm cement plaster of mix:1:3 ( 1 cement : 3 fine sand)

OD28997/2024-2025:Providing and fixing Pressed Steel Door frames of profile A/B/C/E of size 90 x 60mm/105 x 60mm/125 x 60mm/165 x 60 mm conforming to IS: 4351 manufactured from prime qualitybright IS Specified GALVANO Steel sheets of 18SWG (1.25mm) thickness including Hinges jamb, lock jamb, head and if required base tie and then mitred the corners,welded to the size as per specifications and fitted or welded with adjustable legs with split end tail to each jamb including steel butt hinges 125 mm and provided with mortar guards, shock absorbers and lock strike plate as specification and pretreated,phosphated and then applied with suitable primer with Pressed Steel Door Shutter made out of 20 SWG prime quality TATA's GALVANO steel sheets pressed to profiles of 75 x 30mm for shutter outer frame and louvered and stiffened sheet for inner panel assembled together by welding/riveting and then pretreated,phosphated and finally applied zinchromate metal primer including fixing all hardware fittings such as Aldrops,Tower bolts,Hinges, and Handles etc all made out of stainless steel as per the schedule of hardware fittings also including all cost of conveyance charges fixing charge at the site etc complete

Bidder Name

Njattumkalayil Construction Company