Constuction of Health Sub-Center Badhya Raja Block Saughat District Basti

CIVIL WORKS MAIN BUILDING

Earth work in exacavation in foundations in ordinary soil (loam clay or sand) including lift upto 1.5 m and lead upto 30 mt. & including filling, watering and ramming of excavated earth into the trenches or into the space between building and the sides of foundation trenches or into the plinth and removal and disposal of surplus earth as directed by the E/I upto a distance of 30 mt. from the foundation trenches.

Filling By carted earth in trenches, plinth, sides of foundation, campus etc. in layers not exceeding 20 cms in depth, consolidating each deposited layer by ramming and watering including lead upto 50 m & lift upto 1.50 m.

Providing and laying in cement concrete 1:4:8 (1 cement : 4 coarse sand : 8 graded stone ballast 40 mm nominal size) and curing complete, including cost of form- work, in foundation.

Sand filling in plinth under floors including watering, ramming, consolidating and dressing complete including lead up to 50m and lift upto 1.5m and including cost of sand.

Providing and injecting chemical emulsion for preconstructional antitermite treatment and creating a chemical barrier under and alround the coloumn pitswall tench basement excavation top surface if plinth filling junction of wall and floor along the external perimer of binding expansion joints,surrounding of pipes and conduits etc.complete(plinth area of the building at ground floor only shall be measured as per I.S.6313(Part ll 1981) aldrine emulsifiable concrete or any other approved material such as hepthachlor or chlordance will be used.The rate of application of chemical emulsion shall be as follows:-

(1)treatment for masonary & foundation 5 litres per sq.m. (2)back fill in immediate contract with foundation 7.5 litre per sq.m (3)treatment of top surface of plinth filling 5 liters per sq.m. (4)treatment of soil along external parameter of building 7.50 lire per sqm. (For payment plinth area to be measured as per IS Code).

R.C.C. work with cement approved coarse sand & 20 mm guage approved stone grit in the proportion of 1:1.5:3 in lintels of doors, windows excluding supply of reinforcement & its fixing, binding the same with 24 BWG binding wire & including necessary centering, shuttering etc. & also including supply of all materials, labour, T & P etc. required for proper completion of the works. strength of the concrete shall not beless than M-20.

As in item no. 6 above but for slabs (Using 1:1.5:3 Mix concrete)

As in item 6 but for the lighter beams i.e. having spans upto 6 m. (Using 1:1.5:3 Mix concrete)