biennial maintenance contract for mechanical maintenance of ash slurry disposal line and its accessories under ahp-mm, ktps-2 maximum possible expenditure value in two years and is inclusive of labour charge (i.e. skilled/unskilled workers) as calculated on the basis of wage (basic + da) as on 01.07.2024 and all other allowances and benefits as per mos dtd. 04/10/2021 and including o.t charge (max. 15hrs/head/month) and excluding profit & overhead charge 3 part b 4 maximum possible expenditure value in two years and is inclusive of overhead charge, charge for supervisors, inspection & checking charge, all type of consumables, tools & tackles, safety ppes and all other incidental charges for smooth execution of the job but excluding profit 5 part c 6 profit for two years only on part a 7 part d (optional job) 8 ash slurry disposal pipe line leakage rectification at ash pond & ash dyke/embankment area [ inclmanpower supply, dg set charge, consumables, tools & tackles, supervision & profit] 9 replacement / laying of 400nb ash slurrydisposal pipe line 10 trailer charge for replacement for 2000 mtr 400 nb ms ash slurry disposal line 11 hire charges for hydra for 2000 mtr pipe replacement job 12 laying & erec of 400nb di/drc pipe 13 rotation of 400nb di/ms erw asl pipe 14 replacement of drc bends(400nb) 15 cutting cleaning &excavation of ash/bush 16 de-metering of ash slurry disp pipeline