Channel Closure Update - September 24

As TxDOT continues to work on the SH 146 Expansion the Coast Guard has approved the following:

South Channel Blocked - September 28 through October 19

  • Please be advised that when one channel is closed, the other channel will have two-way vessel traffic. The two-way traffic will be managed as follows:
      

    • Traffic will be directed by a green and red signal on each side of the channel, indicating allowed direction of travel in the channel based on time.  The time interval is 5 minutes per direction.  This is based on feedback from the boating community and the U. S. Coast Guard.

    • Flagging vessels plan to use radio channel 16 to communicate with approaching vessels.  Please pay attention to the radio and to message boards near the channel for any updates.

    • Flaggers on boats will direct traffic during daylight working hours on weekends, or as directed by the U.S. Coast Guard.

    • To assist boaters in navigating through the correct channel, chains of red/orange round buoys will be placed delineating the edge of the travel to the open channel, and prevent boaters from entering the closed channel.

    • At various times law enforcement assets will be on-scene to included Galveston County Sheriff’s Marine Division and U.S. Coast Guard to ensure adherence to this marine traffic management plan.
       

  • Message boards have been placed on both approaches to the channel to assist with notifying approaching vessels.
     

  • *Coast Guard Restrictions: Per the U.S. Coast Guard, both channels will be fully open on the following dates: 

    • October 17th from 8:00 a.m. to midnight for a marine event.
       

  • Additional closures will continue to take place throughout the SH146 project as both sides of the existing bridge are widened and a new express bridge is constructed.

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