Improvements to Water Supply Network in the area of Yachnambal, Saffron Colony, Dar Mohalla near Jamia Masjid and adjacent areas b w of Laying and Fitting of 50mm 40mm 25mm and 20mm dia GI Pipes for Water Supply Scheme Zaffron Colony.

Amount

Earth work in bulk excavation by mechanical means (hydraulic excavator) over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 m2 on plan) including disposal of excavated earth lead upto 50 meters and lift upto 1.5 m, as directed by Engineer-in-Charge. i. All kinds of soil :

ii. Ordinary Rock

Earth work in excavation by manual means in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5 m in width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed: All Kinds of Soil.

Laying and fitting of GI Pipes medium class (ISI) marked from registered / gem approved manufacturer as per IS1239 (part I) 2004 6th revision read with upto date amendments. This item also includes all types of carriages, pipe specials, whatever required for successful commissioning of pipe line. Cost of white lead and hemp oil etc. is included in the job excluded the cost of earth work. i. 50mm dia nominal bore

ii. 40mm dia nominal bore

iii. 25mm dia nominal bore

iv. 20mm dia nominal bore

Providing and fixing of MS Flanges 10mm thick including cutting and welding at site as per ground profile including laying of pipes in trenches. Complete job including carriage of welding plant and DG Set upto site of work including all nuts, bolts and washers etc. i. 50mm dia.

ii. 40mm dia.

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 ramming and watering, lead upto 50 m and lift upto 1.5 m.

Shifting of connections from old mains sub mains to new mains and sub mains including welding at site cutting of pipes and providing and fixing of pipe specials required for the job for providing of connections to new households and existing ones including excavation of trenches. (Subject to submission of Site Plan showing connections and clearance of Water Tax Bills of consumers.) i. 15mm dia Connections

ii. 20 to 40mm dia Connections

iii. 50mm dia and above Connections

Providing, fixing of M.S fittings viz bends of suitable degrees / size to be fabricated out of 8mm to 10mm thick MS. plate as per the requirement of site. This item includes cost of lead, spun yarn, R.I. cloth and lead caulking, lead beating with insertion of spun yarn etc. The fittings should be leak proof and should be painted with Anticorrosive Red Oxide Primer and incld. all carriages, leads lifts, etc. complete.

Dismantling G.I. pipes (external work) including excavation and refilling trenches after taking out the pipes, manually/by mechanical means including stacking of pipes within 50 meters lead as per direction of Engineer-in-charge : i. 15 mm to 40 mm nominal bore .

ii. Above 40 mm nominal bore

Plugging of leakages by way of welding of leaking sockets including cutting of pipe and welding as per ground profile including carriage of welding plant and DG Set upto site of work including all T&P etc. Complete Job excluding excavation of trenches. i. 80mm dia GI Pipe

ii. 65mm dia GI Pipe

iii. 50mm dia GI Pipe

iv. 40mm dia GI Pipe

Carriage of pipes from Divisional Store upto site of work by mechanical transport including loading, unloading and stacking for an avg. lead of 20Kms.

H Y CONSTRUCTIONS

ABDUL REHMAN AND SONS