Restoration of CW at Kalpetta

Amount

Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge..

In cement mortar

Removing mortar from bricks and cleaning bricks including stacking within a lead of 50 m (stacks of cleaned bricks shall be measured):

From brick work in cement mortar

Dismantling steel grills of size 3.00 m x 0.75 m , madeout of builtup sections manually without dismembering and stacking within 50 metres lead as per direction of Engineer-in-charge

Demolishing stone rubble masonry manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge:

In cement mortar

Removing mortar from and cleaning stones and concrete articles (net quantity of stacks of cleaned materials will be measured):

In cement mortar

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

All kinds of soil.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :

a) 1:2:4 (1 cement : 2 coarse sand(zone-III) including manufactured sand derived from Recycled concrete aggregate (RCA) up to 25% : 4 graded stone aggregate 20 mm nominal size including Recycled concrete aggregate (RCA) )

b) 1:4:8 (1 Cement : 4 coarse sand(zone-III) including manufactured sand derived from Recycled concrete aggregate (RCA) up to 25% : 8 graded stone aggregate 40 mm nominal size including Recyce aggregate (RA)).

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level :

a) 1:2:4 (1 cement : 2 coarse sand incuding manufactured sand derived from Recycled Concrete Aggregate (RCA) upto 20% : 4graded stone aggregate 20 mm nominal size of Recycled Concrete Aggregate (RCA) upto 20%).

Centering and shuttering including strutting, propping etc. and removal of form for :

a)Foundations, footings, bases of columns, etc. for mass concrete

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level.

TMT bars

Providing and laying factory made Precast concrete solid blocks of 200 mm thickness of grade M10 made of C&D waste from approvedmanufacturer in foundation and plinth in:

a) Cement mortar 1:6 (1 cement : 6 coarse sand)

Brick work / Masonry work with available bricks / stones recovered from the dismantling of compound wall etc complete

a) Cement mortar 1:6 (1 cement : 6 coarse sand)

12 mm cement plaster of mix :

a) 1:6 (1 cement: 6 coarse sand)

Refixing of compound grills , of size 3.00 m x 0.75 m ,in position true to alghnment including supporting during construction of pillars etc complete as directed by the Engineer incharge.

Structural steel work in single section, fixed with or without connecting plate,including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade :

a) One or more coats on old work.

Finishing walls with water proofing cement paint of required shade :

a) New work (Two or more coats applied @ 3.84 kg/10 sqm).

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

K J RAPHEL