Annual maintenance estimate...

[13.30.3]Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete. 3. Electric resistance or induction butt welded tubes

[20.10.2]Extra for fixing sluice valves/flap valves socketed or flanged including cartage from stores or nearest Railway Station to site of works 2. 100 mm i/d

[20.11.2]Providing and fixing cast iron double flanged swing check type reflux (non return) valves PN-1.6 marked with IS:5312 including nuts and bolts marked with IS:1363, rubber sheet marked with IS:638 etc., carriage loading, unloading, stacking, handling, re-handling etc. Complete in all respect to the satisfaction of Engineer-in-charge 2. 100 mm i/d

[20.54.4]Providing GI pipes class B marked with IS: 1239 in 3.05 m length, their threading and welding with flanges (Heavy Duty) on both sides, jointing with nuts and bolts ( ‘W’ make), rubber gaskets , lowering into Tube wells and testing including carriage, loading, unloading etc. complete in all respects to the satisfaction of Engineer-in- Charge. 4. 100 mm i/d

[20.59.2]Providing and fixing Cast Iron Detachable Joints class-25 marked with IS: 8794 for use with asbestos cement pressure pipes complete with 2 Nos. rubber rings marked with IS:5382 and IS:10292 and appropriate number of nut and bolts marked with IS:1363 including carriage, loading, unloading etc. complete in all respects to the satisfaction of the engineer-in-charge. (Excavation will be paid separately) 2. 100mm i/d CID Joint

[20.63.1]`Providing, lowering, laying in trenches, aligning, fixing in position and jointing Ductile Iron (DI) ISI marked K-9 grade SandS pipes as per 15:8329-2000 (amended up to date), with internal cement mortar lining for potable water with rubber ring (EPDM/SBR) joints as per IS: 5382-1985 (excluding special accessories) complete including all material, labour, hydraulic testing and commissioning as per Technical Specifications and as per direction of Engineer. Note: E/W to be measured and paid separately. ` 1. 100 mm i/d

[20.68.1]Providing, lowering, laying in trenches, aligning, fixing in position and jointing at all level/depths Ductile Iron (DI) standard specials plain /flanged/ socketed confirming to IS9523-2000 with rubber ring (EPDM/SBR) joints such as tees, bends, tapers, caps etc. with in trenches in DI pipe line complete including all material, labour, testing and commissioning along with pipe line as per Technical Specifications and as per direction of Engineer. 1. Up to 300mm dia

[24.11.24]LT CABLES (Aluminium Conductor, Armoured and Unarmoured) PROVIDING AND ERECTION/LAYING OF PVC/ XLPE INSULATED UNDERGROUND ALUMINIUM CONDUCTOR CABLE 0.75 METER BELOW GROUND LEVEL COVERED WITH SAND AND BRICKS INCLUDING EXCAVATION AND REFILLING OF TRENCHES 24. 16 Sq mm 4 core (Arm.)

N.S.Item Repair of 7.5 HP Non cloge sewerage motor complete in all respect as per satisfaction of engineer in charge