by taking off from the runway at Victorville, California weighing 1,005,000 pounds (455,860 kg). Its design maximum take-off weight (MTOW) is 975,000 pounds (442,253 kg). The fifth 747-8F joined the flight-test effort with its first flight on February 3, 2011. On September 30, 2010, Boeing announced a further postponement, with the delivery of the first freighter to Cargolux planned for mid-2011. The 747-8 passenger version took to the skies over Everett, Washington, for the first time on March 20, 2011. The second 747-8I flew on April 26, 2011. Three 747-8 Intercontinentals had taken part in flight testing by December 2011. The 747-8F received its amended type certificate jointly from the Federal Aviation Administration (FAA) and European Aviation Safety Agency (EASA) on August 19, 2011. Freighter deliveries were to begin on September 19, 2011. Then, on September 17, 2011, Cargolux announced that it would not accept the first two 747-8Fs scheduled for delivery on September 19 and 21, 2011, due to "unresolved contractual issues between Boeing and Cargolux" with the aircraft. It entered service in October 2011. On October 25, 2011, a 747-8 flew to Grantley Adams International Airport in Barbados to begin flight testing in the tropical climate of the Caribbean, to determine its effects on the aircraft. One test −8i was used for an evaluation by Lufthansa in early December, 2011 before first delivery in early 2012. On December 14, 2011, the 747-8I received its type certificate from the FAA. The aircraft noise from the 747-8 has earned it a Quota Count of 2 for takeoff and 1 for landing at London's three major airports, a significant improvement over the . In February 2015, the Boeing 747-8 Intercontinental was given 330-minute ETOPS approval, the first time that ETOPS-330 approval was given to a four-engined aircraft. Into service and further development On April 21, 2010, Boeing chief executive officer Jim McNerney announced that the company would be accelerating the production of both the Boeing 747 and 777 to support increasing customer demand. Boeing handed over the first 747-8F to Cargolux in Everett, Washington, on October 12, 2011. The first 747-8 Intercontinental was delivered to Lufthansa on May 5, 2012, which began operating the version on flights from Frankfurt to Washington, D.C. on June 1, 2012. In 2014, Boeing embarked on an improvement program for the 747-8 named "Project Ozark", with the goal of improved range and lower fuel burn. With