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Archive for protocol

Rating Propeller Guards per USCG’s New Propeller Test Procedure: the Numbers

We examine the propeller guard Rating system and the numbers and data behind those Ratings as defined by the new U.S. Coast Guard (USCG) / American Boat and Yacht Council (ABYC) Propeller Guard Test Procedure. The new propeller guard test procedure (originally called the Propeller Guard Test Protocol) assigns ratings (typically 0,1,2,3) to prop guards […]

Propeller Guard Test Procedure Released by U.S. Coast Guard

Many years in the making, the United States Coast Guard (USCG) released the final version of the Propeller Guard Test Procedure / Protocol today, September 11, 2013. The US Coast Guard news release quotes USCG’s Phil Cappel as saying, “The report provides the means to evaluate the boat performance characteristics and the level of protection […]

Boating Industy Has a Double Standard When it Comes to Testing Propeller Guards

The boating industry promotes one standard for testing propeller guards in court cases or when evaluating propeller guards proposed by those outside the boating industry, and a different standard when their own propeller guards are being tested. They want to test your guards trimmed full under at speed with the same propeller used on the […]