681ft containership Maunalei lost propulsion due to a cracked propeller blade not meeting design specs, causing $3m in damages.

681ft containership Maunalei lost propulsion and hydraulic oil on its voyage from Alaska to Oregon due to a cracked propeller blade not meeting manufacturer design specs. The NTSB report cited high-stress concentrations and large load variations causing the incident, resulting in $3m in damages. The blade manufacturer revised internal radius requirements to enhance fatigue fracture resistance.

May 21, 2024
3 Articles

Further Reading