Western rivers system
Download
1 / 7

WESTERN RIVERS SYSTEM - PowerPoint PPT Presentation


  • 166 Views
  • Uploaded on

WESTERN RIVERS SYSTEM. THE BASICS 03APR03. Western River System. The Mississippi River and it’s tributaries Western Rivers differ from the U.S. Marking system as follows :

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'WESTERN RIVERS SYSTEM' - Samuel


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
Western rivers system

WESTERN RIVERS SYSTEM

THE BASICS

03APR03


Western River System

  • The Mississippi River and it’s tributaries

  • Western Rivers differ from the U.S. Marking system as follows:

    1. The conventional direction of buoyage is from themouthto head of navigation. Local terminology describes aids as Right or Leftdescending bank

    • 2. Aids are notnumberedorlettered

    • 3. Safe water & Isolated danger marksare not used

2


Western River System

  • Left Descending Bank Marks:

  • Shape: Triangle

  • Light: Red

  • Color: Red

  • Characteristic:Group- flashing Characteristics

3


Western River System

  • Right Descending Bank Marks:

  • Shape: Square

  • Light: Green

  • Characteristic:Flashing Characteristics

  • Color: Green

4


Western River System

  • Crossing Marks:

    • Color: Red or Green

    • Shape: Diamond

    • Light: White(Changed to Red or Green when damaged or worn)

    • Characteristic:

      • Right descending bank - single flash - Green or White

      • Left descending bank - group flashing two - Red or White

5


Western River System

  • Crossing Marks:

    • By June 1999 solid-colored boards should be changed to Non-lateral Red & Green.

    • Non-lateral means they don’t mark the edges of the channel.

Western River System

6


Right descending bank

Left descending bank

Upbound Traffic

7


ad