NTSB: Propeller blade flaw led to containership Maunalei losing propulsion

Maunalei propeller crack

The National Transportation Safety Board has issued its report on an August 2022 incident in which the 681 foot, 1,992 TEU Matson Navigation containership Maunalei incurred $3 million in damages after a propeller blade cracked, leading to a loss of hydraulic oil and propulsion while transiting the Pacific Ocean.

The NTSB investigation found that a blade on the vessel’s controllable pitch propeller system did not meet manufacturer design specifications.

The Maunalei was traveling to Portland,...

https://www.marinelog.com/legal/safety-and-security/ntsb-propeller-blade-flaw-led-to-containership-maunalei-losing-propulsion/