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| 1 | Earth work in excavation by mechanical means (hydraulic excavator) in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5 m in width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed, within a lead of 50 metres: All kinds of soil |
| 2 | Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with: |
| 3 | 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40 mm nominal size) |
| 4 | 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) |
| 5 | FORM WORK Centering and shuttering including strutting, propping etc. and removal of form for: Foundations, footings, bases of columns etc. for mass concrete. |
| 6 | Filling with available fly ash and earth (excluding rock) in trenches or embankment in layers (each layer should not exceed 15 cm), with intermediate layer of compacted earth (Soil density of 98%) after every four layers of compacted depth of fly ash, sides & top layer of filling shall be done with earth having total minimum compacted thickness 30 cm or as decided by Engineer -in-charge, including compacting each layer by rolling/ ramming and watering, all complete as per drawing and direction of Engineer -in - charge. |
| 7 | Dumping stone including cost of stones.in Horizontal on level. |
| 8 | Hand-packing stones in wire-crates; excluding cost of crates and including cost of stones |
| 9 | Supply of BA wire crates 6 Mtr X 1.2 Mtr X 1.2 Mtr with 4mm Dia GI Wire conforming IS 280 & IS 4826 in 100mm X 100mm mesh (Woven Diagonally) including 10% extra for Laps & Joints with stone boulders weighing not less then 25 kg as per drawing and technical specification clause 1301 |
| 10 | RANDOM RUBBLE MASONRY Random Rubble masonry with hard stone in foundation and plinth including leveling up with cement concrete 1:6:12 (1 Cement : 6 coarse sand : 12 graded stone aggregate 20mm nominal size) upto plinth level and curing complete with:Cement mortar 1:6 (1 Cement : 6 coarse sand) Nallah |
| 11 | Dry random rubble masonry with hard stone in foundation and plinth:Without bond stone (Nallah) |
| 12 | Construction of granular sub-base by providing close graded Material conforming to specifications, mixing in a mechanical mix plant at OMC, carriage of mixed material by tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge. With material conforming to Grade-I (size range 75 mm to 0.075 mm) having CBR Value-30 |
| 13 | Supplying and stacking at siteGraded crushed stone aggregate of size :53 mm to 22.4 mm |
| 14 | Laying, spreading and compacting stone aggregate of specified sizes to WBM specifications in uniform thickness, hand picking, rolling with 3 wheeled road / vibratory roller 8-10 tonne capacity in stages to proper grade and camber, applying and brooming requisite type of screening /binding material to fill up interstices of coarse aggregate, watering and compacting to the required density. |
| 15 | Supplying and stacking at site stone Screeningof size : 11.20 mm nominal size (Type-B) |
| 16 | Carriage of Materials by MT: |
| 17 | Sand from an average distance of 40 Kms |
| 18 | Stone aggrigate below 40 MM from an average distance of 40 Kms |
| 19 | Stone aggrigate above 40 MM from an average distance of 40 Kms |
| 20 | Stonefrom an average distance of 08 Kms |
