System of Bulkhead Closure for Intake Gates

(1) This systemis formed by joining large steel logs into a horizontal platform which is (2)floated into place.
(3), (4),(5), (6) The logs are water ballasted and rolled to a vertical position.
(6) In thevertical position, the bulkhead is floated into place to form the closure forthe gated intake.
(7) Shows the seal between the bulkhead and the pier.
(8) Showsthe dewatered area between the bulkhead and the gate.

After workis completed, the process is reversed, and the individual logs are removed fromthe water to be hauled to a storage area.

Cost comparisonsfor fabrication of this new system is about 50% less than conventional floatingbulkhead from a similar project and with maintenance costs anticipated to beonly 10% to 20%.For more informationon the design and construction of the system, please contact Mr. Michael Millsof Tulsa District at (918) 669-7346.

Toview the expired Patent for this system, go to: http://patft.uspto.gov/

For an alternate typebulkhead see the KeystoneLake bulkhead article in Tulsa's newsletter the Tulsa District Record.