Military Engineer Services Tender

Schedule 'A' Section - I

Taking out complete Filter media (gravels & sand) from primary and secondary filter bed of rapid gravity sand filter at gambhar pump house complete all as specified & directed by Engr-in-Charge. Note: i) Total volume of media is approx 75 cum. ii) different size of gravel should be cleaned from detergend & solution of Hypo chloride Acid & stacked after sieveing in proper size of gravel for reuse at site of following sizes- 20mm to 40mm,12mm to 20mm,6mm to 12mm & 3mm to 6mm gravel should be reuse only for filter media & the same will be measured & paid seperately in respective item of schedule, iii) Coarse sand of size 0.35mm to 0.60mm after sieveing from proper size of sieve should be stacked for measurement and reuse at site will be measured & paid seperately in respective item of schedule.)

M&l for scrubing,washing & cleaning at filteration plant complete primary and secondary Filter bed, Water flow chamber, outlet water chamber,inlet water chamber, central water drain , with the help of soft wire brush approved detergent & chemical also including drying the complete filtration plant to make ready for filling, lavelling & spreading filter media in the filtration plant