CONSTRUCTION OF DRINKING WATER FACILITY AT RAJKIYA BALIKA HIGH SCHOOL JHAROKALA AND RAJKIYA BALIKA HIGH SCHOOL IKDIRI DISTT- SONEBHDRA

Civil

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.

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.

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

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

First class brick work in 1:6 cement and coarse sand of 2.25 fineness modulus) mortar in foundation & plinth including supply of all materials, labour, T & P etc reqiored for proper completion of the work.

Same as in item no. 5 above but in super-structure above plinth level up to floor two level ( up to two storeys ) including necessary cutting and moulding of brick work as required and also including honeycombed brick work in thickness of wall more than 12cms.

Same as in item no. 6 but in 1:3 cement and coarse sand mortar in superstructure for wall thickness 12 cms & below brick work.

Painting on D.P.C. with two coats of air blown bitumen 85/50 or 85/25 @ 1.7kg/sqm approx including cost of fuel if any.

P/F Mild steel or iron in plain work such as reinforced concrete or reinforced, brick work (when not included in over all rates ) wrought to required shape as necessary including bending for proper completion of the work and including supply of steel its wastage bend hooks and authorised over lapping shall be measured upto floor two level.