Maintenance of drains along belgharia expressway connector khal from ch. 0.00 k.m to ch 3.18 k.m. by clearing and removing weeds water hyacinth solid _ semisolid compact mass and jungles etc. within north dum dum municipality dist. north 24pgs.

Clearing and removing water hyacinth under amc for the period of 365 days including thick and thorny jungles of panshila khal from ch 0. 0 km to 7.50 km within block ps.gaighata, dist.north 24 pgs.

Topographic hydrographic survey of baldeghata khal from ch 0.00 to 15.48 km by using echo-sounder instrument and d.g.p.s system rtk method within block ps swarupnagar gaighata, dist.- north 24 parganas.

Annual maintenance by clearing and removing water hyacinth, semi solid mass and jungle cutting from ch. 0.00 m. (nayapatty) to ch. 3939.00 m. (chingrighata bridge) within sectorii, iii of salt lake city under bidhannagar municipal services division..

Clearing drainage congestation in bager khal from ch 3800 mtr to 4150 and 5750 to 6550 mtr for a length of 1160 mtr in halishar municipality p.s. bijpur dist. north 24 parganas during the year 2025_26

Maintenance of bidyadhari branch khal from ch. 0.00 m to 6500.00 m by clearing and removing weeds, water hyacinth and jungles etc. up to may 2026 within block- bhangar-i, p.s. bhangar, district south 24 parganas.

Clearing and removing water hyacinth under amc for the period of 365 days including thick and thorny jungles of choita river from ch 0.0 km to 5.50 km within block and ps. gaighata, dist- north 24 pgs.

Maintenance of udaypur klmne khal from ch 2700m to 6170m and udaypur branch khal from ch 0 m to 338 m by clearing and removing water hyacinth and cutting and clearing jungles etc within kamarhati baranagar and south dum dum municipalities p.s. belgho

Clearing removing weeds and water hyacinth, jungle and solid/semi-solid compact mass/garbage maintenance in between 0.00 km. to 3.66 km. of bahirchara branch khal of alampur main khal under block budge-budge ii, p.s.- nodakhali in the district

Maintenance of ff1 khal from ch 0.00 m to 3000.0 m by clearing removing of water hyacinth,weeds, jungles and solid/semi solid compact mass/gerbage within mahestala municipality p.s- mahestala, dist - south 24 pargana under suburban drainage sub d