CSIND Rectification and protection of right bank of Kollam thodu from Karunyatheeram to Eravipuram bridge Reach I Ch 0m to 330 m near St johns Baptist Church at Eravipuram in Eravipuram Assembly Constituency

Amount

DETAILED ESTIMATE

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 as per the direction of 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 as per the direction of Engineer-in-Charge

16.95 : Providing & making Gabion structure with Mechanically Woven Double TwistedHexagonal Shaped Wire mesh Gabion Boxes as per IS 16014:2012,MORTH Clause2500, of required size, Mesh Type 10x12(D=100 mm with tolerance of ± 2%) Zinic+PVCcoated, Mesh wire diameter2.7/3.7mm, mechanically edged/selvedged with partitions at every 1m interval and shall have minimum 10 numbers of openings per meter of mesh perpendicular to twist, tying with lacing wire of diameter 2.2/3.2mm(ID/OD),supplied @3% by weight of Gabion boxes, filled with boulders with least dimension of 200 mm, as per drawing, all complete as per directions of Engineer-in-charge.

od47211/2019_2020/IA : Protecting the earth from seepage through the joints of innerface of gabion box using geofabric filter GWF- 26 -130 as per the directions from the departmental officers at site including all cost of material , labour, conveyance and all other incidential charges involved etc complete.

60.7.1 : DRY RUBBLE MASONRY _ Dry rubble without concrete levelling course masonry with good quality blasted rubble including packing to compactness to lines and levels cost and conveyance of all materials labour charges etc. complete as per direction of Departmental officers at site

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 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) as per the direction of Engineer-in-Charge

2.25 : Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m as per the direction of Engineer-in-Charge

Bidder Name

B SUNDARAN