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Problems and Opportunities in the Design of Entrances to Ports and Harbors Proceedings of a Symposium (1981) / Chapter Skim
Currently Skimming:

Harbor and Port Aids to Navigation
Pages 35-38

The Chapter Skim interface presents what we've algorithmically identified as the most significant single chunk of text within every page in the chapter.
Select key terms on the right to highlight them within pages of the chapter.


From page 35...
... The buoy marking the Galveston Bay entrance, for example, is equipped with a light for nighttime visibility and a structure for daytime visibility, racon and radar reflectors, and a whistle. These aids to navigation are passive: they do not replace the navigator.
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From page 36...
... We rely on knowledge, common sense, and experience. Having recently returned to Coast Guard headquarters as the Chief of the Signal Management Branch of the Short Range Aids to Navigation Division, I have been giving considerable thought to the need to improve our service to mariners, and to gain better understanding of the man-system interactions and other factors that are most important to navigation.
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From page 37...
... We did an extensive experiment in tidal analysis after two LNG (liguefied natural gas) terminals were built, and we developed a set of tables for the pilots that enabled them to judge wind direction better, as well as the various stages of the tide, and what the current was doing.
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Key Terms

  • radar reflectors
  • port aids
  • port authority
  • station left
  • harbor pilots

  • range aids
  • guard initiated
  • tidal analysis
  • safe passages
  • guard provides

  • traditional sound
  • additional aids
  • lightship station
  • buoy marking
  • guard headquarters

  • considerable thought
  • guard mentioned
  • giving considerable
  • five thousand
  • judge wind

  • placing current
  • current meters
  • port authorities
  • wherever reasonable
  • nighttime visibility

  • daytime visibility
  • bay entrance
  • short range
  • navigation division
  • wind direction


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