Protection of Catchment of Reservoirs of Water Supply Schemes in Puthukulangara watershed in Uzhamalakkal gramapanchayath in Thiruvananthapuram district

Amount

Stone pitched contour bund - 500 m2

OD205/2023-2024 Contour bunding with dry rubble, granite, or jungle stone laying and filling the up hill portion with uniform slope earth packing etc. complete Pitching the stone with a slope of 1:3 to 1:5, 1m height and top width 50cm. (using 15cm to 22cm thick quarried stone)

Retaining Wall Type A 2 m ht -32 Rm

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

OD1094/2023-2024 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

5.9.1 Centering and shuttering including strutting, etc. and removal of form for: Foundations, footings, bases of columns, etc for mass concrete

5.1.2 Providing and laying in position specified grade of reinforced cement concrete,excluding the cost of centering,shuttering,finishing and reinforcement all work upto plinth level 1:1.5:3 (1 cement,1.5 coarse sand,3 graded stone aggregate 20 mm nominal size.)

5.22.6 Steel reinforcement for R.C.C work including straightening ,cutting ,bending,placing in position and binding all complete up to plinth level.Termo-machanically Treated bars of grade Fe-500 D or more.

Retaining Wall Type B 1.5 m ht - 93.50 Rm

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

OD1095/2023-2024 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

5.9.1 Centering and shuttering including strutting, etc. and removal of form for: Foundations, footings, bases of columns, etc for mass concrete

5.1.2 Providing and laying in position specified grade of reinforced cement concrete,excluding the cost of centering,shuttering,finishing and reinforcement all work upto plinth level 1:1.5:3 (1 cement,1.5 coarse sand,3 graded stone aggregate 20 mm nominal size.)

5.22.6 Steel reinforcement for R.C.C work including straightening ,cutting ,bending,placing in position and binding all complete up to plinth level.Termo-machanically Treated bars of grade Fe-500 D or more.

Retaining Wall Type C 1.2 m ht - 83 Rm

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

OD1095/2023-2024 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

5.9.1 Centering and shuttering including strutting, etc. and removal of form for: Foundations, footings, bases of columns, etc for mass concrete

5.1.2 Providing and laying in position specified grade of reinforced cement concrete,excluding the cost of centering,shuttering,finishing and reinforcement all work upto plinth level 1:1.5:3 (1 cement,1.5 coarse sand,3 graded stone aggregate 20 mm nominal size.)

5.22.6 Steel reinforcement for R.C.C work including straightening ,cutting ,bending,placing in position and binding all complete up to plinth level.Termo-machanically Treated bars of grade Fe-500 D or more.

Retaining Wall Type D 1.00 ht - 180. Rm

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

OD1097/2023-2024 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

5.9.1 Centering and shuttering including strutting, etc. and removal of form for: Foundations, footings, bases of columns, etc for mass concrete

5.1.2 Providing and laying in position specified grade of reinforced cement concrete,excluding the cost of centering,shuttering,finishing and reinforcement all work upto plinth level 1:1.5:3 (1 cement,1.5 coarse sand,3 graded stone aggregate 20 mm nominal size.)

5.22.6 Steel reinforcement for R.C.C work including straightening ,cutting ,bending,placing in position and binding all complete up to plinth level.Termo-machanically Treated bars of grade Fe-500 D or more.

SANTHOSHKUMAR R S