RedactedNarrative: On 06/08/2014, at about 09:20 AM a vessel was being prepared for use at Tampa Harbour Marina on Tampa Bay, in Hillsborough County. An employee of Tampa Harbour Marina turned on the blower and started the vessel. Another employee loaded the vessel with ice. While on the vessel the two employees heard a series of explosions coming from underneath the floor. Both employees exited the vessel unharmed and fled for safety. The vessel caught fire and the inside was completely destroyed. Also there was some damage to the dock at Tampa Harbour Marina. Operator did not wait long enough for fumes to vent with the blower before starting engine.