A Robinson R22 helicopter made an emergency landing at a construction site in Ewa Beach, Hawaii, at around 12:45 p.m. on March 17.
According to helicopter’s owner George Hanzawa of George’s Aviation Services Inc., the aircraft was heading from Honolulu to Kalaeloa when the pilot heard a strange sound. He then decided to make an emergency landing as a precaution.
The helicopter was carrying 2 people at the time, including the pilot; both of them remained unharmed.
The aircraft was not damaged.

American Airlines flight AA-150 had to return and make an emergency landing at O’Hare International Airport in Chicago, Illinois, on May 18th.
Qantas flight QF-2 had to return and make an emergency landing at Heathrow Airport, England, on February 7th.
United Airlines flight UA-804 had to return and make an emergency landing in Tokyo, Japan, on April 4th.
Easyjet flight U2-5224 made an emergency landing in Toulouse, France, on April 16th.