Extension and Strengthening of Existing Runway......at Kadapa Airport

Amount

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 lift upto 1.5 m, as directed by Engineer-in-charge. 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 upto 1.5 m.

Construction of Subgrade embankment with Moorum brought out from approved quarry outside the airport premises. The complete operation will include spreading the Moorum with dozer, dressing, leveling, providing camber, grading with motor grader and consolidating with vibratory roller 8-10 tonne capacity including making good the undulation etc. as per technical specifications and drawings complete and directions of Engineer-in-Charge. (Cost includes all leads ,lifts ,taxes, royalty and operations)

Preparation of granular sub-base by providing close graded Material conforming to specifications, mixing in a mechanical mix plant at OMC, carriage of mixed material by mechanical transport to work site, for all leads & lifts, spreading in uniform layers of specified thickness with mechanical means including neatly leveling and dressing on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per direction of Engineer-in-Charge.

Providing and laying dry lean cement concrete with coarse and fine aggregate conforming to IS: 383, the size of coarse aggregate not exceeding 26.5 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per specification, cement content not to be less than 150 kg/ cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant as per mix design, transported to site, laid with a paver with electronic sensor, compacting with 8-10 tonnes vibratory roller, finishing and curing etc complete as per specification and direction of Engineer-in-charge.

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level, excluding the cost of centering, shuttering and finishing: 1:2:4 (1 Cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size)

Centering and shuttering including strutting,propping etc. and removal of form for: Foundations, footing bases of columns,etc. For mass concrete

Providing and laying Non Pressure NP-4 class (Heavy 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 300 mm dia RCC pipes.

Providing factory made cement concrete interlocking paver blocks produced through controlled batching plant and block making equipments with strong vibratory compaction and laying the blocks at work site according to required lines, levels including 30 mm thick compacted bed of coarse sand, filling the joints with fine sand, top rolling using power rammer etc. complete as per the direction of Engineer in-charge. a) Heavy duty grey colour Paver block Zig Zag shape 80 mm thick M40 grade

EARTH PAVERS HYDERABAD PRIVATE LIMITED