Ramp work for EV lab at central library near subway

Amount

EARTH WORK

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 getting out and disposal of excavated earth lead upto 50 m and for all lift, as directed by Engineer-in-charge.

All kinds of soil

Filling quarry muck in layers not exceeding 20 cm in depth, breaking clods, watering, rolling each layer with ½ tonne roller, or wooden or steel rammers, and dressing up, in embankments for roads, flood banks, marginal banks, and guide banks etc., lead upto 50 m and lift upto 1.5 m :Details of cost for 10 cum.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc.in layers not exceeding 20cm in depth, consolidating each deposited layers by ramming and watering lead upto 1Km and lift upto 1.5m etc. complete.including conveying the earth upto 1KM

CEMENT CONCRETE (CAST IN SITU)

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)

1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)

REINFORCED CEMENT CONCRETE

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.

STONE WORK

Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) upto plinth level with :

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

FINISHING

Pointing on stone work with cement mortar 1:3 (1 cement : 3 fine sand):

Flush/ Ruled pointing

DRAINAGE

Fixing precast slabs of 500mm x 500mmx 100mm size in position including rearranging manually without damaging the existing structure etc. complete.

NEW TECHNOLOGIES AND MATERIALS

Centering and shuttering with 12mm thick shuttering plywood confirming to IS 4990:2011 and removal of form at all heights. Plywood will be supported on lock bars.

Suspended floors, roofs, landings, balconies and access platform.

E K IBRAHIMKUTTY

BIJISHA N