REPAIR AND REPLACEMENT OF EXISTING WATER SUPPLY DISTRIBUTION PIPE LINES AND CONNECTED WORKS ZONE A AT ZAKHAMA MIL STN

Amount

Excavation in trenches not exc 1.50 m wide and not exc 1.50 m deep for foundation, laying of pipe or for shafts, wells cesspits,man holes etc not exc 10 Sqm on plan and n exc 1.5m in depth and getting out in hard and dense soil complete all as specified and as directed.

Returning, filling, in including spreading, levelling, watering and well ramming in layers n.exc. 25cm thick complete all as specified and as directed.

Removing excavated soil to distance not exc. 50 m and depositing where directed at a level not exc. 1.5 m above the starting point etc complete all as specified and as directed.

Taking up or down, GI/PP-R pipes, 80 mm bore from trenches/wall,ceiling or floors including all fittings complete all as specified and as directed.

Taking up or down, GI/PP-R pipes, 50 mm bore from trenches/wall,ceiling or floors including all fittings complete all as specified and as directed.

Taking up or down, GI/PP-R pipes, 40 mm bore from trenches/wall,ceiling or floors including all fittings complete all as specified and as directed.

Taking up or down, GI/PP-R pipes, 32 mm bore from trenches/wall,ceiling or floors including all fittings complete all as specified and as directed.

Taking up or down, GI/PP-R pipes, 25mm bore from trenches/wall,ceiling or floors including all fittings complete all as specified and as directed.

Taking up or down, GI/PP-R pipes, 20mm bore from trenches/wall,ceiling or floors including all fittings complete all as specified and as directed.

Supplying & laying of GI tubing 80 mm bore, ISI Marked conforming to IS1239 Part-I 2004, medium grade with all fittings, laid in trenches complete all as specified and as directed.

Supplying & laying of GI tubing 50 mm bore, ISI Marked conforming to IS1239 Part-I 2004, medium grade with all fittings, laid in trenches complete all as specified and as directed.

Supplying & laying of GI tubing 40 mm bore, ISI Marked conforming to IS1239 Part-I 2004, medium grade with all fittings, laid in trenches complete all as specified and as directed.

Supplying & laying of GI tubing 25 mm bore, ISI Marked conforming to IS1239 Part-I 2004, medium grade with all fittings, laid in trenches complete all as specified and as directed.

Supplying & laying of GI tubing 20 mm bore, ISI Marked conforming to IS1239 Part-I 2004, medium grade with all fittings, laid in trenches complete all as specified and as directed.

Supplying & laying of 50mm bore (Outer diameter of pipes), 3- layer PP-R Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings laid in trenches complete all as specified and as directed.

Supplying & laying of 40mm bore (Outer diameter of pipes), 3- layer PP-R Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings laid in trenches complete all as specified and as directed.

Supplying & laying of 32mm bore (Outer diameter of pipes), 3- layer PP-R Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings laid in trenches complete all as specified and as directed.

Supplying & laying of 25mm bore (Outer diameter of pipes), 3- layer PP-R Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings laid in trenches complete all as specified and as directed.

Relaying old serviceable 40 mm bore GI/PP-R pipes and connections as obtained from taking down including provision of new fittings, in new or old position laid in trenches after cleaning by suitable chemical complete all as specified and as directed.

Relaying old serviceable 25 mm bore GI/PP-R pipes and connections as obtained from taking down including provision of new fittings, in new or old position laid in trenches after cleaning by suitable chemical complete all as specified and as directed.

Relaying old serviceable 20 mm bore GI/PP-R pipes and connections as obtained from taking down including provision of new fittings, in new or old position laid in trenches after cleaning by suitable chemical complete all as specified and as directed.

S & F in repairs, 50mm bore, sluice valves PN-1.6, with iron wheel head, screwed both ends/flange ends as required complete all as specified and directed.

S & F in repairs, 50mm bore, gun metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe or for union complete all as specified and directed.

S & F in repairs, 40mm bore, gun metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe or for union complete all as specified and directed.

S & F in repairs, 32mm bore, gun metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe or for union complete all as specified and directed.

S & F in repairs, 25mm bore, gun metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe or for union complete all as specified and directed.

S & F in repairs, 20mm bore, gun metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe or for union complete all as specified and directed.

Cutting existing CI/GI pipe line by necessary tools without damaging the existing pipe lines as required upto 80 mm dia for insertion of new tees, branches, etc complete all as directed.

M&L for Carry out Laboratory analysis water sample test of treated/untreated drinking water in respect of acteriological, Chemical and Physical property and the report to be submitted to department same as received from laboratory. Note:- The Laboratory test shall be carried out to RRL Jorhat/ Govt testing lab in Kohima/ Nagaland/any Govt college of nagaland and or as directed by Engr-in-Charge. Note : (i) Sterlized bottle and Transportation deemed to be including in the quoted rate.

SK SINGH (BID ID -3336857)