Description :
Tenders for Supply Of Cleaning Of Sewer Tank By Diesel Running Vehicle Mounting Hydraulic Operated Sewer Cleaning Machine,taking Out The Stone & Sand From Filter Media Tank Manually/ Mechanical Means And Refilling Again,supplying Filling Spreading & Leveling Stone Boulders Of Size 5 Cm To 20 Cm In Stp Filter Media Tank,supplying Filling Spreading & Leveling Gravels Of Size 5 Mm To 10 Mm In Stp Filter Media Tank,supplying Filling Spreading & Leveling Coarse Sand Of Size 1.5 Mm To 2 Mm In Stp Filter Media Tank