Re-Construction of Rain Damage Weir Intake, Feeder Channel, Desilting Tank and Power Channel of Wapin Bung MHS (2X50KW) at Lada.

S.H.:- Power Channel

Demolishing cement concrete 1:3:6 or richer mix including disposal off material within 50 m lead.

Providing and laying cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering in foundation and plinth.

Reinforced cement concrete work in foundations, footings, bases of columns etc. and mass concrete excluding the cost of centring,shuttering and reinforcement in:-

Reinforced cement concrete in walls (any thickness) including attached pillasters, buttresses, plinth and string course, fillets etc from top of foundation up to floor two level including finishing and plastering the exposed surfaces with cement mortar 1 : 3 (1 cement : 3 fine sand) of thickness not exceeding 6 mm to give a smooth and even surface excluding cost of centring, shuttering and reinforcement in :

a) 1 : 1.5 : 3 (1 cement : 1.5 corase sand : 3 stone aggregate 20 mm nominal size)

Centring and shuttering including strutting propping etc. and removal of form work for,

(b) Walls etc.

Reinforcement for RCC work including bending binding and placing in position complete.

(a) Cold twisted bars.

12 mm cement plaster 1:3 (1 cement : 3 fine sand)

S.H.:- Feeder Channel

Demolishing cement concrete 1:3:6 or richer mix including disposal off material within 50 m lead.

Providing and laying cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering in foundation and plinth.

Reinforced cement concrete work in foundations, footings, bases of columns etc. and mass concrete excluding the cost of centring,shuttering and reinforcement in:-

Reinforced cement concrete in walls (any thickness) including attached pillasters, buttresses, plinth and string course, fillets etc from top of foundation up to floor two level including finishing and plastering the exposed surfaces with cement mortar 1 : 3 (1 cement : 3 fine sand) of thickness not exceeding 6 mm to give a smooth and even surface excluding cost of centring, shuttering and reinforcement in :

a) 1 : 1.5 : 3 (1 cement : 1.5 corase sand : 3 stone aggregate 20 mm nominal size)

Centring and shuttering including strutting propping etc. and removal of form work for,

(b) Walls etc.

Reinforcement for RCC work including bending binding and placing in position complete.

(a) Cold twisted bars.

12 mm cement plaster 1:3 (1 cement : 3 fine sand)

Sh:- Power Channel/RRM.

Excavation in decomposed or soft rock with or without blasting in foundations, trenches and drains and disposal of the same, lead upto 50 m, and lift upto 1.50 m.

Providing and laying in foundations and plinth cement concrete 1 : 3 : 6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) excluding the cost of centring and shuttering.

Random rubble masonry with hard stone in foundations and plinth in cement mortar 1 : 6 (1 cement : 6 fine sand) including levelling up with cement concrete 1 : 6 : 12 (1 cement : 6 coarse sand : 12 stone aggregate 20 mm nominal size) at plinth level.

Sh:- Desilting Tank

Removing mixed earth or rock slips including clearing the site within a lead of 50 m and upto 1.50 m lift.

Providing and fixing MS Sluice gates

Sh:- Intake Chamber

Earth work inexcavation in foundation trenches not exceeding 1.5m in width or 10 sqm on plan or drains not exceeding 1.5m in width or 10 sqm on plan including dressing of sides and ramming of bottoms, lift upto 1.5m including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50m.

(a) Ordinary Rock

Providing and laying cement concrete 1:3:6 (1 cement:3 coarse sand:6 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering in foundation and plinth.

Cement concrete in or under water and on liquid mud i/c cost of pumping and bailing out water and ramming sluice etc.

Centring and shuttering including strutting propping etc. and removal of form work for,

(a) Foundations and plinth.

(b) Walls including attached buttresses, pilasters etc

c) Suspended floors, roofs, landings shelves and their supports, balconies and chajjas (3.5 m height).

Reinforcement for RCC work including bending binding and placing in position complete.

(a) Cold twisted bars.

Reinforced cement concrete work in foundations, footings, bases of columns etc. and mass concrete excluding the cost of centring,shuttering and reinforcement in:-

(a) M20 ( 1 cement : 1.5 coarse sand : 3 stone aggregate 20 mm nominal size.)

Reinforced cement concrete work in walls (any thickness) including attached pillasters, buttresses, plinth and string courses, fillets etc. from top of foundation upto floor two level including finishing and plastering the exposed surfaces with cement mortar 1 : 3 of thickness not exceeding 6mm to give a smooth and even surface excluding cost of centring, shuttering and reinforcement in :-

(a) M20 ( 1 cement : 1.5 coarse sand : 3 stone aggregate 20 mm nominal size.)

Reinforced cement concrete in suspended floors, roofs, landings and balconies upto floor two level including finishing and plastering the exposed surfaces with cement mortar 1:3 of thickness not exceeding 6 mm to give a smooth and even surface but excluding cost of centering,shuttering and reinforcement with M20 (1 cement:1.5 coarse sand:3 stone aggregate 20mm nominal size)

Providing & Fixing M.S Sluice gates

S.H.:-Weir

Earth work inexcavation in foundation trenches not exceeding 1.5m in width or 10 sqm on plan or drains not exceeding 1.5m in width or 10 sqm on plan including dressing of sides and ramming of bottoms, lift upto 1.5m including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50m.

(a) Ordinary Rock

Providing and laying cement concrete 1:3:6 (1 cement:3 coarse sand:6 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering in foundation and plinth.

Providing and laying cement concrete 1:2:4 (1 cement:2 coarse sand:4 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering in foundation and plinth.

Cement concrete in or under water and on liquid mud i/c cost of pumping and bailing out water and removing of slush etc.

Centring and shuttering including strutting propping etc. and removal of form work for,

(a) Foundations and plinth.

(b) Walls including attached buttresses, pilasters etc

Reinforcement for RCC work including bending binding and placing in position complete.

(a) Cold twisted bars.

Reinforced cement concrete work in foundations, footings, bases of columns etc. and mass concrete excluding the cost of centring,shuttering and reinforcement in:-

(a) M20 ( 1 cement : 1.5 coarse sand : 3 stone aggregate 20 mm nominal size.)

Reinforced cement concrete work in walls (any thickness) including attached pillasters, buttresses, plinth and string courses, fillets etc. from top of foundation upto floor two level including finishing and plastering the exposed surfaces with cement mortar 1 : 3 of thickness not exceeding 6mm to give a smooth and even surface excluding cost of centring, shuttering and reinforcement in :-

(a) M20 ( 1 cement : 1.5 coarse sand : 3 stone aggregate 20 mm nominal size.)

Boulder appron laid in wire crates ( Providing and laying of boulder apron laid in wire crates made with 4mm dia GI wire conforming to IS: 280 & IS:4826 in 100mm x 100mm mesh (weaved diagonally) including 10% extra for laps and joints laid with stone boulders wieghing not less than 40 kg each)

Steel work in single section including cutting, hoisting, fixing in position and applying a priming coat of red lead paint.

a) In Flats up to 10 mm in thickness

Backfilling behind abutment, wingwall and return wall complete as per drawing and technical specification, (B) Sandy material

Providing and supplying of schematic trash rack of 12mm x 75mm deep M.S bar with 30 .clear Spacing and 12mm square bar 500mm C/C placed in groove made inflate and welded to flat in respect as per direction of Engineer In-charge.