Navigational chart books provide critical navigational information for both professional and recreational mariners, including charts, buoy information, bridge clearances, warnings, and lock/dam details. Designed for heavy use, these spiral-bound books fulfill the U.S. Coast Guard’s requirement (46 CFR Subchapter M) for commercial vessels to carry appropriate charts.
NOTE: Digital versions of these maps are Geospatial PDFs that can be used with specialized software to determine location and calculate lengths and areas. A number of geospatial PDF applications are available for download on mobile devices. These applications can be used for navigation in places where wireless coverage is limited. These Geospatial PDF Navigation Charts are provided for informational purposes only. They do not meet criteria as navigational products suitable for navigation.
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