CAD Drawings: View detailed drawings and specifications on popular barge models.	Calculators: Quickly calculate distance between start and end points on major US waterways. Displacement calculator is also available to estimate barge draft.
Maps & Charts: View milage charts of the West Coast, East Coast and Central Inland as well as maps of Mexico, Eastern Canada or Central America & the Caribbean.	Marine Terms: Review a comprehensive list of marine terms and definitions along with images and diagrams.
Signals & Aids: Reference images of Signal Flags, Warning Signals and Aids to Navigation.	Tables: This area contains facts and conversion tables such as weights of typical cargos, english / metric conversions and land and water transport comparisons.
U.S. Locks: Location and dimensions of lock structures.	Lock Status (Current) : Current Lock status and information provided by the US Army Corps of Engineers. Lower Miss & GIWW areas.
World Ports: Approximate distances in nautical miles from New Orleans, LA or Houston, TX to major world ports via shortest route.	Ballast Water Capacity Documents: View individual barge ballast tank capacities.
Website Links : View a listing of websites that provide more information.	Client Files: Password protected listing of files available to clients. Clients needing to upload large files may do so through this area - contact your McM representative for your username and password.

Although efforts have been made to confirm facts, information and descriptions within this site, McDonough Marine Service makes no guarantee / representation of accuracy & disclaims any liability/responsibility for error or omissions.