Annual maintenance of Vallom, Chelamattom, Perumattom, Okkal and East OkkalL I Scheme under MI Section Perumbavoor for the year 2019-20

Amount

Appendix A: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 complete as per the direction of departmental officers at site.

2.6.1 : Earth work excavation in all classes of soil 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, with all leads and lifts, disposed earth to be levelled and neatly dressed etc complete as per the direction of departmental officers at site

50.10.2 : Steel work for purlin/single section with G I pipes including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc complete as per the direction of departmental officers at site.

od23468/2019_2020/IA : Supplying and fixing plastic mesh, 25X25X2mm, for trash rack to fixing GI pipe frames including cost and conveyance of all materials and labour charges etc complete as per the direction of departmental officers at site.

60.2.2 : Bailing out water with 5HP engine and pump set including conveyance to site and erection,cost of fuel, lubrication oil and other stores, pay of staff etc complete as per the direction of departmental officers at site.

od23469/2019_2020/IA : Engaging bedar for cleaning pump house and premises clearing pipe culvert and road syphon etc complete as per the direction of departmental officers at site.

60.3 : Supplying and fixing structural steel channel ISMC 75X40mm for holding shutter planks including cutting ,hoisting fixing in position with material and labour charges etc complete as per the direction of departmental officers at site.

od23470/2019_2020/IA : Providing and fixing steel shutter with 50x25x2.9 mm M.S. tube and 1.50 mm thick S.S. sheet etc. including priming coat with approved steel primer etc complete as per the direction of departmental officers at site.

60.4 : Supplying and Fixing lock and locking arrangements with suitable chain hooks,and padlock of 65mm size etc complete as per the direction of departmental officers at site.

Appendix B: 2.6.1 : Earth work excavation in all classes of soil 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, with all leads and lifts, disposed earth to be levelled and neatly dressed etc complete as per the direction of departmental officers at site

15.2.2 Demolishing nominal cement concrete 1:4:8 or leaner mix ( including equivalent design mix) manually / by mechanical means including disposal of material within 50 metres leads etc complete as per the direction of departmental officers at site.

od46343/2019_2020/IA : Cleaning the concrete surface and removing dirt, dust , bird dropping, grease, oil, algae, fungus, monkey beats, vegetable growth etc., with the help of required scrubbers and also cleaning with machine operated water jet mixed with desired quantity of fine silica where ever required, without causing any damage to the concrete surface and finally washing the surface with clean water with the help of pressure jet machine etc complete as per the direction of departmental officers at site.

4.1.8 : Providing and laying in position cement concreteof specified grade 1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40mm nominal size) excluding the cost of centering and shuttering all work up to plinth level etc complete as per the direction of departmental officers at site.

4.3.1 : Centering and shuttering including strutting, propping etc. and removal of form work etc complete as per the direction of departmental officers at site

4.1.6 Providing and laying in position cement concrete of specified grade 1:3:6 ( 1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) excluding the cost of centering and shuttering all work up to plinth level etc complete as per direction of departmental officers at site.

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

5.22.6 : Steel reinforcement for R.C.C work using thermo mechanically treated bars ofgrade Fe 500 D or moreincluding straightening, cutting, bending, placing in position and binding all complete upto plinth levelas per the direction of departmental officers at site

13.16.1Providing and laying 6 mm thick cement plaster of mix:1:3 ( 1 cement : 3 fine sand) including labour charges,cost of all materials etc complete as per the direction of departmental officers at site.

DAISY JOSE

MV JOY