Construction of 4 nos D type qtr building at Bisoi PHC under Bisoi block for the year 23-24

Earth work in excavation in foundation trenches / total area and column foundation and pits in ordinary soil within an initial lift of 1.5m including dressing the sides and levelling the bed & depositing the excavated materials away from the site within an initial lead of 50 M including cost of dewatering, cost of all labour, sundries, Tools & plants etc. complete as per direction of Engineer-in-charge.

Filling foundation trenches and plinth with excavated earth including laying the earth in layers not exceeding 23.5cm 9 inch thick, ramming and watering with all leads and lifts including cost of all labour, T&P etc. complete as directed by the Engineer-in-charge.

Carriage of excavated earth by mechanical means and disposing the same away from the work site within 5 Km lead as directed by Engineer-in-charge including loading and unloading etc. complete in all respect as directed by the Engineer-in-charge.

Filling plinth with sand in layers not exceeding 20 cm in depth, well watered and compacted , top surface dressed and levelled to proper gradient including cost and conveyance of sand , all taxes and royalties, loading and unloading, all labour sundries T&P etc. complete as per direction of Engineer-in-Charge .

Providing anti-termite treatment using best quality chemical approved by Central Insecticides Board, as directed by the manufacturer and spraying the mixture uniformly by sprayer as pre-constructional anti termite treatment and creating a chemical barrier under and around the column pits, wall trenches, basement excavation, top surface of plinth filling, junction of walls and floors along with external perimeter of the building, expansion joints, surrounding the pipes and conduits etc. complete at the rate as directed by the manufacturer 50% of the emulsion to be filled in center to center etc. the holes made in trenches at 150mm IS:6313/1981(Part-II) and as per the direction of the Engineer-in-charge including cost of all materials, labour, taxes, sundries, T&P etc. complete.( The payment shall be made on the basis of actual plinth area of the building at ground floor ) Note- The contractor shall have to furnish ten years guarantee from the authorized agency who will execute the work.

Cement Concrete (1:3:6) with 4cm size hard granite metal in Foundation and Plinth.

Providing ,Lifting, Hoisting & Laying Reinforced Cement Concrete of M-20 Grade in all type of Concrete works( i.e footing, Plinth Band, Lintels, Chajja, Shelf fins, Roof slabs, Balconies, Staircase, Column, Beam Parapets, Window sills, RCC Wall, Railings etc. ) of approved designs and drawings having a minimum compressive strength ( in work test) 20 N/mm2 in 15 cm. cubes at 28 days after mixing and test conducted in accordance with I.S. 456 and I.S. 516 using screened & washed sharp river sand for mortar and 10 mm. to 20 mm. size black hard crusher broken granite stone chips of approved quality from approved quarry, washed and cleaned to be mixed in concrete mixture with approved quality of cement including hoisting, lowering, laying and compacting concrete by using vibrators, watering and curing for 28 days, including cost of required steel centering and shuttering there after dismantling and removing the debrises away from the work site and finishing the exposed surface smooth providing grooves or beads wherever necessary including cost, conveyance, loading, unloading,stacking, royalties of all materials, cost of all labours, scaffolding, sundries, T&P required for the work etc. complete in all respect but the excluding cost & conveyance of M.S. rods or Tor Steel and Binding wires and labour charges for straightening, cutting, bending etc. of M.S. rods or Tor steel and binding wires and tying the grills and placing in proper position excluding GST as directed by the Engineer-in-charge. Column Base

Plinth Beam

Shear Wall/RCC Wall

Column (Ground Floor)