Fifth Revised Estimate of the Interstate Tillari Irrigation Project Canal Network in Goa Reg Strengthening and Modifications of Narve Pilgao Distributory Canal of L.B.M.C of TIP Canal and other appurtenance by laying 1200 mm Dia D.I. Pipeline fro

Earthwork in excavation by mechanical means (hydraulic excavator)/manual means in foundation pipeline trenches drain (not exceeding 1.5 m in width or 10 sq.m. on plan) including dressing of sides and ramming of bottoms, lift upto 1.5 m including getting out the excavated soil and disposal of surplus excavated soil as directed within a lead of 50 m. a) 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 1:2:4 (1 cement: 2 coarse sand: 4 graded granitic or basaltic stone aggrt. 20 mm. nominal size) excluding cost of centering, shuttering and finishing in: a|) All works upto plinth level

Centering & shuttering including Strutting, Propping & removal of forms for : i) Foundations, Footings, Bases for columns

Providing and laying in position (1:11/2:3) Reinforced cement concrete excluding the cost of centering, shuttering, finishing and reinforcement (1 cement: 1½ coarse sand:3 graded stone aggregate 20mm nominal size) a) All works upto plinth level

Providing High yield strength steel reinforcement bar (HYSD)/TMT steel reinforcement bar from secondary producers (Confirming to IS 1786 of 1986) for RCC work including bending, binding & placing in position in all the floors along with the factory made precast concrete cover blocks of specified sizes whose compressive strength is not less than that of surrounding concrete in the structural member.

Supplying at store or site of work including railway freight, carting, loading and unloading, stacking etc. Centrifugally cast, (spun) ductile iron pressure pipes (with socket/spigot ends) conforming to IS: 8329-2000 with cement mortar lining inside the pipe and outside zinc coat as per IS: 8329-2000 with up to date amendments suitable for jointing with rubber gasket known as TYTON joints. Class K-9 .Nominal Diameter in mm q) 1200

Supplying at store or site of work including railway freight, carting, loading, unloading, stacking etc. Cast iron double flanged manually operated Sluice Valve generally conforming to IS: 14846 - 2000 having body, door, dome, gland in graded cast iron to IS:210 Gr. FG 200Min., four faces and spindle nut of leaded tin bronze to IS:318 Gr. LTB 2, inside screw of non-rising stainless steel AISI410, spindle, Flanges drilled to IS:1538 Table 4 & 6. Valves tested by closed end method only (350mm and above will be fitted with BTB and Spur gear box. and back seat bush) TYPE P.N. 1.0 (Class A) Nominal Diameter in mm g) 200 ( for 1200 mm Dia)

Supplying at store or site of work including railway freight, carting, loading, unloading, stacking etc. C. I. Double orifice type air valveas per fig DS1 withinbuilt isolating valve smallwith SS spindle and CI protective cap confirming to IS1 4845/2000 (with latest amendments).Low pressure large orifice chamber with vulcanite coated timber ball resting on moulded rubber seating and chamber having CI cowl protection.High pressure chamber shall have rubber coated timber ball as float having Float guides; andLTB or SS orifice nipple The body seat ring shall be of LTB as per IS 318 LTB2 or of SS. All nuts /bolts shall be of carbon steel of SS. The flange shall be drilled and faced ,as per IS1538(part 4 &6) suitable to working pressure of 10 kg /cm2 TYPE P.N. 1.0 (Class B) f) 150

Supply at store or site of work including railway freight, carting, loading, unloading, stacking etc. Ductile Iron pipe specials including rubber ring fitting push on joints conforming to IS : 9523 with inside cement mortar lining & externally coated with zinc with finishing layer of bituminous paint complete a) Double Socket Tee With Branch Flange 1200 x 150 mm ( for air valve)