habitat improvement for cleaner water

9
Government Center Stormwater Project Summary Approximately 1,000 cubic yards of sediment was dredged from the existing pond and the stream channel was restored. Two detention ponds were retrofitted to improve water quality and to establish a functioning biological system. Dredging services were donated by Wetland Studies and Solutions, Inc.

Upload: fairfax-county

Post on 20-Jun-2015

1.547 views

Category:

News & Politics


1 download

DESCRIPTION

Habitat Improvement for Cleaner Water

TRANSCRIPT

Page 1: Habitat Improvement for Cleaner Water

Government CenterStormwater Project Summary

Approximately 1,000 cubic yards of sediment was dredged from the existing pond and the stream channel was restored. Two detention

ponds were retrofitted to improve water quality and to establish a functioning biological system.

Dredging services were donated by Wetland Studies and Solutions, Inc.

Page 2: Habitat Improvement for Cleaner Water
Page 3: Habitat Improvement for Cleaner Water

Government Center Stream Restoration Before & After

Restoration of 1,000 linear feet of an unnamed tributary of Difficult Run for water quality improvements and ecological function of the stream corridor.

before construction after construction

Page 4: Habitat Improvement for Cleaner Water

After Construction

Page 5: Habitat Improvement for Cleaner Water

The fabricated geotextile bags or geo “socks”

Page 6: Habitat Improvement for Cleaner Water

Once full with the dredged material and in place, the geo textile bag raises the stream bed.

Page 7: Habitat Improvement for Cleaner Water

Pond DredgingDredged 800 to 1000 cubic yards of sediment from the existing pond and pumped it into geotubes placed in the stream. Dredging services donated by Wetland Studies and Solutions, Inc.

Page 8: Habitat Improvement for Cleaner Water
Page 9: Habitat Improvement for Cleaner Water