21 M MARR TOWER

Amount

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

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

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(zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

1:5:10 (1 cement : 5 coarse sand(zone-III) derived from natural sources : 10 graded stone aggregate 40 mm nominal size derived from natural sources)

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

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

Columns, Pillars, Piers, Abutments, Posts and Struts

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

Thermo-Mechanically Treated bars of grade Fe-500D or more.

Smooth finishing of the exposed surface of R.C.C. work with 6 mm thick cement mortar 1:3 (1 Cement : 3 fine sand).

Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge. (Note :- Cement content considered in this item is @ 330 kg/cum. Excess/ less cement used as per design mix is payable/recoverable separately).

All works upto plinth level

All works above plinth level upto floor V level

Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required.

In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.

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

Two or more coats on new work.

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge.

Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Supplying at site Angle iron post & strut of required size including bottom to be split and bent at right angle in opposite direction for 10 cm length and drilling holes upto 10 mm dia. etc. complete.

Providing and fixing G.I. chain link fabric fencing of required width in mesh size 50x50 mm including strengthening with 2 mm dia wire or nuts, bolts and washers as required complete as per the direction of Engineer-in-charge.

Made of G.I. wire of dia 4 mm

Carriage of tower materials by mechanical transport including sorting of materials as requirement for the tower as per direction of Engineer-in- Charge within 50 km from concerned store to site of work ( note;- weight of tower including templates and anchor bolts approximately 650.00 kgs)

Upto 50 km

Painting with High gloss synthetic enamel paint of approved brand and manufacture to give an even shade for 21 m MARR tower (weight about 0.650MT). a) Two or more coats .

Dismantling of MAAR tower upto 15 m height, placing of all members and nut bolts in countable position as per direction of Engineer in charge.

Erection of 21 m MARR twin tower including assembling, lifting and fixing in position with the help of nuts and bolts or as directed by Engineer in Charge keeping the verticalty of the erected tower on all sides within +25 mm taking all precautions against the damage accidents, obtaining necessary insurance against all risks etc. complete as per direction of Engineer in -Charge.( Note: Tower materials in parts will be supplied by the department free of cost and shall be available within 50 km leads ).

Extra carrying charges for lifting construction materials from the stacking place which is the last motorable point to the working site by manual labour etc complete as per direction of Engineer-in- Charge. ( Note;- Rate for 300 m lead of 100 m with vertical lift)

Cement

Steel

Aggregate and sand

Tower Materials 0.650MT ( Approximately)

GI Chain link fencing

Water

TAKAM KAKO