DEPOSIT NEW HOSTEL OFFICE BUILDING LAW COLLEGE ERNAKULAM NEW BUILDING FOR HOSTEL OFFICE General Civil Work

2.8.1:Earth work in excavation by mechanical means (Hydraulic excavator) /manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.All kinds of soil

OD294401/2025-2026:Providing MS sheet shoring to the side of the trenches using 6mm thick steel plate 0.50m width stiffened on edge with 6mm plate 100mm width all around 50mm MS pipe welded at the longitudinal side of the steel plate driving down vertically to a minimum depth of 1.25m below the bottom level of the proposed excavation and 0.50m above ground level and suitably braced by ISLB 125x75mm on side and maintaining the shoring through the period of the construction and removing the same after back filling the area etc complete as per the direction of Engineer in charge.

16.78.3: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 - III ( size range 26.5 mm to 0.075 mm) having CBR Value - 20

OD294408/2025-2026:Supplying and stacking well matured straight 3m long Bamboo post having average diameter on 25 cm and average thickness 1cm for driving down through various strata below bed level including cost of conveyance albour charges etc complete

OD306388/2025-2026:Driving down Bamboo pile to line and levels through soft to medium clay soil strata including hire charges and labour all complete as per the directions of Departmental officers at site.

4.1.8:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)

2.25:Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundation etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m.

50.2.25.1:Filling with contractor's own earth ( excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m as per direction of site Engineer-in-charge

OD308626/2025-2026:Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using minimum cement content 330 kg/m3 as per approved design mix, ( excess cement is not payable) including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. There is no additional payment for excess and extra cement used by the contractor as per circular no. CE/BL/GL/6541/2015 dated 30-8-2017 All work above plinth level upto floor V level. Derived from Spec. 5.33.2.1