Construction of City side Drainage system with rainwater harvesting and transportation of loose earth available to operational area at Rajahmundry Airport

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

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

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 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 work for: a.) Foundations, footings, bases for clomns

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing andreinforcement - All work up to plinth level : 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominalsize derived from natural sources)

Centering and shuttering including strutting, propping etc. and removal of form for 5.9.2 walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level a.) Thermo-Mechanically Treated bars of grade Fe-500D or more.

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete

CEMENT PLASTER (IN FINE SAND) 12mm cement plaster of mix: a.) 1:6 (1 cement: 6 fine sand)

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : a.)Two or more coats on new work over an under coat of suitable shade with ordinary paint of approved brand and manufacture.Grills for Sedimentation Tank

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. a.) Nominal concrete 1:3:6 or richer mix (including equivalent design mix)

Dismantling of flexible pavement (bituminous courses) by mechanical means and disposal of dismantled material up to a lead of 1 kilometre, as per direction of Engineer-in-charge.

Providing and laying non-pressure NP2 class (light duty) R.C.C. pipes with collars jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc. complete : a.) 1200 mm dia. R.C.C. pipe

Providing and fixing in position pre-cast R.C.C. manhole cover and frame of required shape and approved quality H D - 20 a.)Circular shape 560 mm internal diameter

Providing and laying Non Pressure NP-3 class (Medium duty) R.C.C. pipes including collars/spigot jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc.complete a.) 900 mm dia. R.C.C. pipe

Boring/drilling bore well of required dia for casing/ strainer pipe, by suitable method prescribed in IS: 2800 (part I), including collecting samples from different strata, preparing and submitting strata chart/ bore log, including hire & running charges of all equipments, tools, plants & machineries required for the job, all complete as per direction of Engineer-in-charge, upto 90 metre depth below ground level a.) 400 mm dia

Supplying, assembling, lowering and fixing in vertical position in bore well unplasticized PVC medium well screen (RMS) pipes with ribs, conforming to IS: 12818, including hire & labour charges, fittings & accessories etc. all complete, for all depths, as per direction of Engineer-in-charge. a.) 200 mm nominal size dia

Supplying, filling, spreading & leveling stone boulders of size range 5 cm to 20 cm, in recharge pit, in the required thickness, for all leads & lifts, all complete as per direction of Engineer-in-charge.

Supplying, filling, spreading & leveling gravels of size range 5 mm to 10 mm, in the recharge pit, over the existing layer of boulders, in required thickness, for all leads & lifts, all complete as per direction of Engineer in-charge.

Supplying, filling, spreading & leveling coarse sand of size range 1.5 mm to 2 mm in recharge pit, in required thickness over gravel layer, for all leads & lifts, all complete as per direction of Engineer -in-charge.

Gravel packing in tubewell construction in accordance with IS: 4097, including providing gravel fine/ medium/ coarse, in required grading & sizes as per actual requirement, all complete as per direction of Engineerin-charge.

Providing and fixing suitable size threaded mild steel cap or spot welded plate to the top of bore well housing/ casing pipe, removable as per requirement, all complete for borewell of: a.)200 mm dia

Earthwork in excavation by Mechanical means over areas with Hydraulic excavator 0.9 cum bucket capacity in all kinds of soils, including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, and transporting to the embankment location within all lifts and lead upto 4 km within airport premises as directed by Engineer-In-Charge.

Loading of available excavated earth and Transportation of soil with all lifts and lead up to 4 km. Cost includes: loading of available excavated earth, Transportation, loading and unloading of soil, return trip and time for positioning of vehicles.

Construction of embankment with approved available excavated earth brought to site with all lifts and leads within 50 m of work site, spreading, grading to required slope and compacting to meet requirement of table 300-2(Morth). Note: Cost doesnot include transportation of soil to site)

Brick work with common burnt clay modular bricks of class designation 35 in foundation and plinth in: a.) Cement mortar 1:6 ( 1Cement:6 Coarse sand)

Providing and inserting 110 mm Dia PVC weep hole pipe in masonry wall all cutting and placing, as per the instruction of Engineer-in-charge.

Providing and fixing Polypropylene encapsulated 25 mm thick U-shaped Foot Rest, for use in sewer line, water and sump tanks for access ladder during maintenance, at 300 mm spacing as per instruction of Engineer-in-charge

Providing Design drawings for RCC drain, rainwater harvesting system along with Structural design calculation from any reputed Government Engineering college or reputed Eingineering college as per the direction of Engineer-In-Charge