CSIND Development of WCC Cleaning tunnel at Sivagiri from ch 49000m to 49740m

Amount

Detaild estimate : Appendix :A - Cleaning Canal

2.31 : Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared etc. as per the direction of departmental Engineer -in-charge

60.1.1 : RING BUND Type-I-Putting up ring bund as per approved shape 2.5m bottom width, 1m top width using empty gunny/polythene bags filled with earth placed in 2 rows at 0.6m apart and filled in between with puddle clay to form bund for an average height 2.00m including labour dismantling the bund after completion of the work etc. as per the direction of departmental Engineer -in-charge.

2.6.1 : Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.All kinds of soil etc. as per the direction of departmental Engineer -in-charge

od27092/2019_2020/IA : removing the earth and mud deposited Earth work excavation for inside of tunnel on the bed of the tunnel including removing the same , including all leads andl ifts ,sundries for boots ,helmet etc , complete (length of tunnel =722m, Width of tunnel =4.88, average depth of spoil deposited in the tunnel = 1.25 m , Sectional area of deposited silt in the tunnel = 4.88 m2,)etc. as per the direction of departmental Engineer -in charge

14.23 : Pumping out water caused by springs, tidal or river seepage, broken water mains or drains and the like etc. as per the direction of departmental Engineer -in charge

od42129/2019_2020/IA : Daily hire of boat with boat man /II nd class country boat with boat man for detailed inspection of entire length of tunnel as direction of the officer in charge etc. as per the direction of departmental Engineer -in charge

od26199/2019_2020/IA : Temporary barges using oil drums and including charges for construction wooden plat form using bamboo post including labour charges and conveyance etc, for conveying equipments and labour in and out of the tunnel etc. as per the direction of departmental Engineer -in- charge

od26200/2019_2020/IA : Engaging labour for rowing barges etc. as per the direction of departmental Engineer -in charge

od26309/2019_2020/IA : Providing genarator and lighting to the end side of the tunnel etc. as per the direction of departmental Engineer -in-charge

od46709/2019_2020/IA : Engaging labour for cleaning the internal surface for entire length of Tunnel including removal of small vegetations etc. as per the direction of departmental Engineer -in -charge

10.25.2 : Item Shifted to head 14 as item 14.74Steel work welded in built up sections/framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required.In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works etc. as per the direction of departmental Engineer -in-charge

od54863/2019_2020/IA : Putting up cross bund to a top width 1mtr ,bottom width 2.5 mtr average height of 3.0 mtr with 1/4:1 side slope and perfect the sides with 1/2 split coconut post 4.50 mtr long driving down 1.5mtr below bed level at 1.0 mtr c/c. Providing two rows of walling pieces 1/4 split coconut pieces on each sides and 1/3 split cross ties in alternate posts and screening the side with double new coconut cadjans over areccanut reepers 18 cm squre mesh and tied with cadjans and inside filled with earthcuts and conveyed with all lead and lifts including consolidating properly and maintaining the bund till the work is completed . And removing the same after completion of the work . etc. as per the direction of departmental Engineer -in-charge :Certified that the observed data prepared by taking the rate and labour charges as the scheduled rates and has been prepared as per the actual observation at site for the following items (For 10 mtr length)

Appendix : B -Providing Ramp and steps to access tunnel mouth at ramanthali, CH 49000m

2.6.1 : Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.All kinds of soil etc. as per the direction of departmental Engineer -in-charge

4.1.5 : Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) etc. as per the direction of departmental Engineer -in-charge

4.1.3 : Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:2:4 (cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) etc. as per the direction of departmental Engineer -in-charge

11.20.1 : Chequerred precast cement concrete tiles 22 mm thick in footpath & courtyard, jointed with neat cement slurry mixed with pigment to match the shade of tiles, including rubbing and cleaning etc. complete on 20 mm thick bed of cement mortar 1:4 ( 1 cement : 4 coarse sand).Light shade pigment using white cement etc. as per the direction of departmental Engineer -in-charge

5.22.6 : Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more etc. as per the direction of departmental Engineer -in-charge

5.9.1 : Centering and shuttering including strutting, etc. and removal of form for:Foundations, footings, bases of columns, etc for mass concrete etc. as per the direction of departmental Engineer -in-charge

prajodhanan

MURUKAN.S

vinukumar

KUNNATH CONSTRUCTIONS

D JAYACHANDRAN

Bidder Name

MURUKAN.S

P SURESH BABU

prajodhanan

vinukumar

KUNNATH CONSTRUCTIONS

D JAYACHANDRAN