Protection arrangements in the Eroded portion of East side Primary Pond using rejected coal stone debris and ash with mill reject in ash dyke area at TTPS

Strengthening the cavity/eroded portion by coal stone/coal debris and laying to the required shape in layers with compaction including diversion of ash slurry, collecting the coal stone/coal debris in TTPS area, weighing in department weigh bridge and transporting, laying as directed by the Engineer at site, with all leads, lift etc., complete [But excluding the cost of coal stone/coal debris]

Strengthening the existing ash dyke bund using wet ash & mill reject with the ratio of 60:40 and laying to the required shape in layers with compaction including diversion of ash slurry in the ash dyke, collecting the mill reject from TTPS mill reject yard, weighing in department weigh bridge and transporting, mixing with ash, laying as directed by the Engineer at site, with all leads, lift etc., complete [But excluding the cost of mill reject]

Forming and raising the existing bund with approved red gravel in layer of 300mm thick compacting each layer with power roller and consolidation to achieve 95% proctor density, forming the bund with an allowance of 300mm on both side in each layer such that section is to be formed only from the roller compacted portion including trimming, sectioning, sizing to the required line to have firm and compact level embankment including cost of all material, labour, lead, lift, etc., complete and as directed by the Engineer at site.