Repair and Maintenance of Storm water Drainages at Various Place in Phase-I and Phase-II at Tuem Industrial Estate (2nd Call).

Demolishing cement concrete 1:3:6 or richer mix including disposal of material within 50 m lead.

Earthwork 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 sq. m. on plan) including disposal of excavated earth lead upto 50m and lift upto 1.5 m disposed earth to be leveled and neatly dressed including providing barricading, danger lighting, guarding as directed in:

All kinds of soil

Rubble packing with hard laterite stone under floors including watering ramming and consolidating etc. in pipeline trenches and other foundations complete.

Providing & laying cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded granitic or basaltic stone aggrt. 40 mm. nominal size) excluding cost of centering, shuttering and finishing in:

All works upto plinth level

Centering & shuttering including Strutting, Propping & removal of forms for :

ii) Vertical surfaces such as retaining walls, return walls, Partitions walls (any thickhness) including attached pilasters, Plinth and stringcourses, Fillets and thelike

Providing and laying in position cement concrete 1:2:4 (1 cement : 2 coarse sand: 4 graded granitic or basaltic stone aggregate 40 m nominal size) excluding cost of centering, shuttering and finishing :

In retaining walls , return walls(any thk) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping bed blocks, anchor blocks, plain window sills, fillets etc, upto floor five level.

Supplying and fixing of Precast RCC slabs(factory made,the factory should be ISO certified and registered under Dirctorate of Industries, Govt. of India) at site in concrete Grade of M-25 with 20 mm nominal size Granitic or basaltic aggregate, consolidated by means of mechanical platform, vibration etc. with lifting hooks of M.s. 10mm bars and PVC cups including cost of reincforcement, Certificate from manufacturers shall be produced indicating grade of concret and minimum content of steel in the product along with 5 year free replacement warranty in case of breakage complete and as directed by Engineer -in -charge.

Size 900 x 400 x 150 mm with steel reinforcement not less than 7 kg per unit -30 T capacity.

Refilling the pipeline/foundation trenches plinth sides, foundation etc. with available excavated earth in layers not exceeding 20 cm depth consolidating each layer ramming and watering lead upto 50 M and all lifts and disposal of surplus earth as directed by Engineer in Charge.

TRANSPORTATION AND CARRIAGE OF MATERIALS (A) By tipper truck including loading, unloading and stacking ( ii ) Earth 2km away

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