12-Renovation and New Constructdion work for U.M.S. Kotaladda Topchanchi School, Dhanbad. (2nd Call)

Earthwork in exacavation in foundation trenches in ordinary soil(vide classification of soil item-A) and disposal of excavated earth as obtained to a distance upto 50 M including all lifts, levelling, ramming the foundation ... E/I.

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

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

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 in plinth in layers not exceeding 1.50 mm thick including ramming and watering with all leads, …E/I.

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.

Construction of granular sub-base by providing close graded Material, mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power 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).

Providing and laying 500x500x40 mm thick Turf paver (Turfpave XD) on 150 mm thick sub grade of compacted bed of 20 mm thick nominal size stone aggregate and base course and filling with 150 mm thick Jamuna sand, including spreading, well ramming, consolidating and finishing smooth etc. all complete as per direction of Engineer-in-charge.

Painting Two Coats on New Concrete Surfaces (Painting two coats after filling the surface with synthetic enamel paint in all shades on new plastered concrete surfaces)