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Federal Navigation Channel/Infrastructure Maintenance and Stewardship

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DESCRIPTION:  Two existing rehabilitated rock jetties, a rock revetment, and an entrance channel, 10 feet deep (MLW datum), 200 feet wide, from that depth in the Atlantic Ocean into the Shinnecock Bay, length approximately 0.7 mile; an inner channel, 6 feet deep, 100 feet wide, to the Long Island Intracoastal Waterway Channel, length approximately 1 mile; and a sand deposition basin that consists of a basin 20 feet deep (MLW datum), 600 feet wide and 600 feet long starting approximately 200 feet south from the southern end of the west jetty.  It then widens through a 100-foot-long section up to an 800-foot-width, this 800-foot-wide section is approximately 2,100 feet long; with all dredged material from the periodic maintenance dredging of the navigation channel placed along the Atlantic shoreline west of the west jetty.  

AUTHORIZATION:  Adopted by the Rivers and Harbors Acts of 1960.   

STATUS:  During FY2013, the channel was last maintenance dredged to full dimensions with all the sand dredged material used to restore the adjacent barrier island. Previously, the navigation channel was maintenanced dredged in FY2010 and FY2004 with all sand dredged material being placed at Tiana Beach to prevent loss of the barrier island there and for the beneficial use of continued down drift shoreline nourishment.

 

CONTACT:

Edward Wrocenski

Project Manager

P: (917)790-8636

Email: edward.wrocenski@usace.army.mil

U.S. Army Corps of Engineers, New York District

26 Federal Plaza

New York, NY 10278

 

Congressional District: NY # 1

 

Current as of February 2017