190 (SO)KUTTANKAVALA DWSS MAINTENANCE

DWSS maintenance

2.6.1:Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.All kinds of soil

50.2.3.1:Pumping or Bailing out water and removing slush etc by using pump set including cost of labour, oil hire charges of pumpset, etc complete

OD489847/2024-2025: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 charge etc. complete as per direction of Departmental officers at site

5.1.3: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:1:2:4 ( 1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

5.7:Reinforced cement concrete work in well - steining excluding the cost of centering, shuttering, finishing and reinforcement, with 1:1.5:3 (1 cement : 1.5 coarse sand (Zone - III) : 3 graded stone aggregate 20 mm nominal size)

5.9.12:Centering and shuttering including strutting, etc. and removal of form for:Well steining

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

OD496027/2024-2025:Supplying and laying crushed stones of 13.6 to 5.75mm including all cost of materials and labour charges etc complete

2.26.1:Extra for every additional lift 1.5 m or part there of in excavation / banking excavated or stacked materials.All kinds of soil

OD523475/2024-2025:Providing and fixing HDPE pipes including joints of pipes, testing of joints, complete as per directions of Engineer in charge. 63mm dia 10kgf/cm2 (PE 80 grade) including specials and all fitting charges but excluding trenching and refilling etc complete