Construction of New Septic Tank at Nadakkavu B-block Police Quarters, Kozhikode City (DSR 2021)

CIVIL WORKS

2.8.1:Earth work in excavation by mechanical means (Hydraulic excavator) /manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.All kinds of soil

4.1.8:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)

60.7.1:DRY RUBBLE MASONRY _ Dry rubble without concrete levelling course masonry with good quality blasted rubble including packing to compactness to lines and levels cost and conveyance of all materials labour charges etc. complete as per direction of Departmental officers at site

5.1.2:Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level:1:1:5:3 (1 cement 1.5 coarse sand :3 graded stone aggregate 20 mm nominal size derived from natural sources)

5.22.6:Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more

5.9.1:Centering and shuttering including strutting, etc. and removal of form for:Foundations, footings, bases of columns, etc for mass concrete

13.1.1:12 mm cement plaster of mix:1:4 ( 1 cement : 4 fine sand)

50.18.8.9.2:Providing and fixing PVC pipes, fittings including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes with one step PVC Solvent cement and testing of joints complete as per direction of Engineer-in-Charge. Concealed work, including cutting chases and making good the wall etc. 110 mm pipe 4 kgf/cm2

50.18.9.10.1:Providing and fixing PVC pipes includings jointing of pipes with one step pvc solvent cement, trenching , refilling & testing of joints complete as per direction of Engineer in Charge. 150 mm dia 6 Kgf/cm2

50.18.9.22.1:Providing and fixing PVC moulded fittings/ accessories for Rigid PVC pipes, including jointing with PVC solvent cement - 110 mm dia Elbow

50.18.9.22.2:Providing and fixing PVC moulded fittings / accessories for Rigid PVC pipes, including jointing with PVC solvent cement - 110 mm dia 45 degree Elbow

50.18.9.22.8:Providing and fixing PVC moulded fittings /accessories for Rigid PVC pipes, including jointing with PVC solvent cement -110 mm dia Vent cowl

OD164682/2025-2026:Constructing inspection chambers of size 40 X 40cm inside the sewer lines upto a depth not exceeding 60cm with solid blocks in cement mortar 1:6, 20cm thick walls, forming channels inside with cement concrete 1:4:8 using 40mm broken stones, plastering the inside and channels with CM 1:3, 12mm thick with neat cement flushing coat including RCC cover slab 50 mm thick including all earthwork and foundation concrete 5cm thick.

OD164681/2025-2026:Labour Engaged (a) Coolie

OD164680/2025-2026::Constructing inspection chambers of size 90 X 90cm inside the sewer lines upto a depth not exceeding 60cm with brick in cement mortar 1:6, 23cm (one brick) country burnt thick thick walls, forming channels inside with cement concrete 1:4:8 using 40mm broken stones, plastering the inside and channels with CM 1:3, 12mm thick with neat cement flushing coat including RCC cover slab 75 mm thick including all earthwork and foundation concrete 10cm thick