IMPROVEMENT TO LOWER DAM WATER COLLECTION POINT AND SPECIAL REPAIRS TO WATER SUPPLY PIPELINE FROM LOWER DAM TO FILTRATION PLANT AT HAPPY VALLEY UNDER GE SHILONG

Amount

Taking up CI water main pipe any type including all fittings from trenches etc and removal from site of 200 mm bore all as directed and specified. Note : Excavation shall be measured and paid separately.

Taking up GI water main pipe any type including all fittings from trenches etc and removal from site of 150 mm bore all as directed and specified. Note : Excavation shall be measured and paid separately.

Supplying, laying, connecting and testing, 200 mm bore ductile iron pipe class K-7, socket and spigot ends (push on joints) suitable for and including bends, collars, Tees etc as per requirement, rubber gasket joint in standard working length conforming to IS-8329-2000 laid in trenches complete all as specified and directed. Note : Excavation shall be measured and paid separately.

M&L for PCC 1:4:8 type D-2 (using 40mm graded stone aggregate) in foundation filling and mass concrete complete all as specified and directed

Excavation in trenches, not exc.1.5m wide and not exc.1.5m in depth; for foundation, etc. or for shafts, wells, cesspits, manhole, pier holes, laying /removing of pipe etc. not exceeding 10Sqm on plan and not exc.1.5 m in depth and getting out in hard/ dense soil complete all as specified and as directed.

M&L for PCC 1:3:6 type C-1 (using 20mm graded stone aggregate) in coping including necessary form work complete all as specified and directed

Returning filling in, including spreading, levelling watering & well ramming in layers not exceeding 25cm thick in soil complete all as specified and directed by Engr-in-Charge

Removing excavated material (soil) up to a distance not exceeding 50 mtr & depositing where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified & directed

S&F frame work chequered plate confirming to Fe-410-W (Gde E-250, channels, square cut or notched (ordinary and counter sunk) forming hole without any attachments including taking down old one all as specified and directed

Supply and fix 150 mm bore Sluice valve with flanged ends as per IS-14846 PN-1.6 , heavy duty including brass spindle and wheel with nut bolts and jointing material i.e. rubber gasket and taking down old one complete all as specified and directed . Make : Kirloskar/Leader/Zoloto/Audco/ UPADAYAY

Supply and fix frame work to Fe-290 Gde E-165 including cutting bending to shape as directed and cutting holes notching for fixing and holding with necessary welding and two coats of synthetic enamel paint over a coat of red oxide zinc primer complete including taking down old one all as all as directed and specified.

Supply and fix cast iron air valves with two air outlets, 50 mm dia bore and fixing up in cast iron water supply main of size 200mm dia complete with nut bolts and jointing material i.e. rubber gasket and taking down old one complete all as specified and directed . Make : Kirloskar/Leader/Zoloto/Audco/ UPADAYAY

M&L for 15 mm thick plaster in CM (1:4) rendering on brick work or concrete surfaces including finishing even and smooth without using extra cement finished fair and even complete all as specified and directed.

M&L for Pre-cast cement concrete Type C1,1:3:6 (20mm graded aggregate) block masonry with solid blocks, exc. 10cm in width and setting in mortar (1:6) as in earth pit chamber, plinth of RCC tank etc including demolition of existing one complete all as specified and directed.

Supplying and laying in trenches GI tubing 150 mm bore, medium grade with all fittings including reducer complete all as specified and as directed. Note : Excavation shall be measured and paid separately.

M/S UTTAM SAHA

M/S Nakul Chandra Samal

M/s Sohini Construction