Project Summary: Marine Diving Solutions provided the removal of 6 hydraulic cylinders, repairs, and re-installation for the USACE. Additional services included oil testing and filtration.

Services Included:

- ROV inspection underwater

- Bulkhead installation and removal

- Removal and reinstallation of six flanged gate cylinders:

  - 200' vertical lift from gate chamber to bridge deck.

  - Required to be disassembled prior to lifting.

  - 26.5" OD cylinder barrel, 113' long, appx. 5000 lbs each

  - 15" long, 5' OD cylinder ram, appx. 1000 lbs each

  - All pipe barrels and cylinder rams had to be rotated from vertical to horizontal after lifting, for removal

- Oil filtration and testing

- Working in suspended and fall restriction area

- Modifications including fabrication and welding to the hydraulic operating system piping. Approximately 100' of 1.25" Sched 80 pipe.