Replacement of pipeline Providing 500 Nos FHTC and O and M for 6 months of 1.70 MLD WTP at Kadaiya village of Kadaiya Panchayat Intake Well at River Joriya of Kadaiya RWSS in Tundi block of Dhanbad district under DW and S Div No2 Dhanbad DMFT Fund

DISTRIBUTION MAIN Earth Work in excavation (As per I.S. 3114/1965) for laying of Different types and size of pipes so as to give one meter average cover over the socket of pipe with disposal of excavated earth within initial lead and lift as per specification and direction of Engineer in-charge (b) For classification of soil item -B. Assuming 60% of total E/W taken soil item-B

Earth Work in excavation of cut-off trenches as per design section in ordinary or soft rock(vide classification of soil item-c) with disposal of soil which 150 M from the toe of dam but within 1 Km with all lifts by truck including loading, unloading, construction and maintenance of haul road etc as per specificat i o n a n d direction of E/I. (Soft rock where blasting is required and approved by the concerned Chief Engineer).

Supplying tools and cutting road as well restoring the same as per specification and direction of E/I a) Pucca Road (Except Black top only taken out material to be used) for cutting road as per requirement. 40% taken as Pucca Road

Water Bound Macadum road (taken out material will be used) for cutting road as per requirement. 30% of Restoration work

Dismantling plain cement or lime concrete work including stacking serviceable materials in countable stacks within 15 meter lead and disposal of un-serviceable materials with all leads all complete as per direction of E/I. 30% of Restoration work

Providing PCC M-150 in nominal mix of (1:2:4) in foundation with approved quality of stone chips 20 mm -6 mm size graded and clean coarse sand of FM 2.5 to 3.0 including screening shuttering mixing cement concrete in mixer and placing in position vibrating Striking curing taxes and royalty all complete as per building specification and direction of E/I. 30% of Restoration work

Earthwork in back filling the trenches after laying different types and sizes of pipes with earth removed during excavation within initial lead and lift as per specification and direction of Engineer-in-Charge (for classification of Soil item- A & B) Taken as 80% of total earth work

Supplying centrifugally cast (spun) ductile iron pressure pipe for water supply with socket and spigot ends confirming to IS8329/2000 in standard lengths of class K-7 suitable for push on joint (Rubber gasket jointing) with cement mortar lining on inside surface and out side zinc coating with bituminous paint including all other taxes insurance carriage to work site with loading Unloading etc stacking including inspection charges and all taxes all complete (Including carriage up to 250 km) 100 mm dia

150 mm dia

200 mm dia