Annual Maintenance Estimate...

[11.5.3]12 mm cement plaster of mix : 3. 1:4 (1 cement: 4 fine sand)

[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

[20.59.2]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

[24.5.1.5]MISCELLANEOUS ITEMS 1.5. Supply and jointing three core submersible flat cables of approved make with bare bunched copper conductor insulated and sheathed with PVC for submersible pump motors /fountain lights etc with voltage grade 1100 volts marked with IS:694, 1990 including cost of jointing, materials as well as carriage, loading, unloading etc. complete in all respect up to the entire satisfaction of Engineer- in-Charge. Submersible Copper Cable 3 Core 10 sqmm

[6.39.1]Providing and fixing at or near ground level precast cement concrete in kerbs, edgings etc. as per approved pattern and setting in position with cement mortar 1:3 (1 Cement : 3 coarse sand), including the cost of required centering, shuttering complete. 1. 1:1½:3 (1 Cement: 1½ coarse sand(zone-III) : 3 graded stone aggregate 20 mm nominal size).

[7.20.1]Brick work with common burnt clay modular bricks of class designation 10.5 in foundation and plinth in: 1. Cement mortar 1:4 (1 cement : 4 coarse sand)

N.S.Item Providing, lowering, laying in trenches, aligning, fixing in position and jointing Ductile Iron (D) 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:1985 (excuding 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 I and paid separately. 100mm i/d

N.S.Item Repairing/ Rewinding of 15 HP non clog sewerage submersible motor complete in all respect as per satisfaction of Engineer-in- Charge