01-Renovation and New Construction Work for Girls High School, Gomoh, Dhanbad.

Earthwork in excavation in foundation trenches in ordinary soil (vide classfication of soil item - A) and disposal of excavated earth a obtained to a distance up to 50M including all lifts with leveling ramming the foundation trenches removing roots of trees shurbs all complete as per approved design and per building specification and direction of E/I.

Extra for earth work in hard soil as per specification and direction of E/I. (vide classfication of soil item - B)

Earth filling in foundation trenches and plinth in layer not exceeding 150mm thick will watered rammed fully compacted and fine dressed with earth obtained from excavation of foundation trenched with a lead of 50mm and lift of 1.5M all complete as per building specification and direction of E/I. (Mode of measurement compacted volume).

Construction of granular sub-base by providing close graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with front end loader at OMC, and compacting with vibratory roller to achieve the desired density, complete as per clause 401.

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5mm), including making drainage opening wherever required complete etc. as per direction of Engineer-in-charge (length of finished kerb edging shall be measured for payment). (Precast C.C. kerb stone shall be approved by Engineer-in-charge).

Filling in foundation trenches and plinth in layers. Not exceeding 150 mm thick well watered, rammed fully compacted and fine dressed with earth obtained after cutting within a lead of 50 M and lift of 1.5 M all complete as per building specification and direction of E/I (Mode of measurement compacted volume)

Providing coarse clean sand in filling in foundation trenches or plinth including ramming and watering in layers not exceeding 150mm thick with all leads and lifts includng cost of all materials, Labour, rotalty and taxes all complete as per building specification and direction of E/I (Mode of measurement compacted volume).

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:2:4 (1 Cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 40 mm nominal size)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:3:6 (1 Cement : 3 coarse sand (zone-III) : 6 graded stone aggregate 20 mm nominal size)