Foundation work for prefabricated G plus 1 staff accommodation building.

Surface dressing of the ground, including removing vegetation and inequalities not exceeding 15 cm depth and disposal of rubbish, lead upto 50 m and lift upto 1.50 m. b) Hard Soil

Earth work in excavation in foundation and trenches in soils containing 50% or more of shingle or small size boulders upto 30 cm size, lift upto 1.50 m and stacking the excavated soil not more than 3 m clear from the edge of the excavation and returning the stacked soil in 15 cm layers when required, into plinth, sides of foundation etc consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated soil as directed within a lead of 50m.

Centring and shuttering including strutting proping etc. and removal of form work for: a) Foundations and plinth. Since in item Nos, 9(a) to (c), the material can be used 8 times, the quantity is taken as 1/8th of required quantity.

Providing and laying in foundations and plinth cement concrete 1 : 4 : 8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering.

Reinforcement of RCC work including bending, binding and placing in position complete. b) Tar/TMT steel

Brick work with best available local bricks in foundations and plinth in cement mortar 1:4 (1 cement : 4 fine sand).

Reinforced concrete work in foundations, footings, bases of columns etc. and mass concrete excluding cost of centring, shuttering and reinforcement in : a) M20 (1 cement : 1.5 coarse sand : 3 stone aggregate 20 mm nominal size).

Filling in plinth with sand under floors including watering, ramming, consolidating and dressing complete.

C/F Sand