Annual maintenance of Sewer...

[15.1.2.1]Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material as per clause 304 of MORTandH specifications Ordinary soil 2.1. Mechanical Means Depth up to 3 m

[15.1.2.2]Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material as per clause 304 of MORTandH specifications Ordinary soil 2.2. Mechanical Means Depth 3 m to 6 m

[11.9.2]15 mm cement plaster on rough side of single or half brick wall of mix: 2. 1:6 (1 cement: 6 coarse sand)

[11.13.1]Cement plaster 1:3 (1 cement: 3 coarse sand) finished with a floating coat of neat cement. 1. 12 mm cement plaster

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

[21.93.1]Providing and fixing SFRC MANHOLE COVERS AND FRAMES MARKED WITH IS: 12592 including setting the same to correct lines and levels in 1:3 cement sand mortar over manhole including carriage loading unloading stacking handling re-handling etc. complete in all respects to the satisfaction to the Engineer-in-charge. 1. Type:- Extra Heavy Duty Set (EHD-35) 560MM Clear Opening

[21.94.7]Providing salt glazed stone ware pipes grade ‘A’ in standard length of 600 mm each pipe marked with IS: 651 and their lowering, cutting, jointing and testing as described in item No. 21.38, 21.39, item 21.40 including the cost of jointing materials as well as carriage, loading, unloading, stacking, handling, re-handling etc. complete in all respects to the satisfaction of Engineer-in-charge. 7. 400mm i/d

[6.1.2]Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work below plinth level and up to Floor IV level: 2. 1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size)

[6.1.5]Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work below plinth level and up to Floor IV level: 5. 1:3:6 (1 Cement : 3 coarse sand (zone-III): 6 graded stone aggregate 40 mm nominal size)

[6.10]Providing and applying a coat of residual petroleum bitumen of grade of VG-10 of approved quality using 1.7kg per square metre on damp proof course after cleaning the surface with brushes and finally with apiece of cloth lightly soaked in kerosene oil.