(CNN) - the Federal Aviation Administration plans, one directive Tuesday ordering issue operator of approximately 175 older Boeing 737 s to carry out inspections for wear and tear.
The "emergency directive" comes only a few days after a Boeing 737 flown by Southwest Airlines an emergency landing with a hole in the hull.
The FAA mandate would affect operated approximately 80 U.S. registered 737-300, 737-400 and 737-500, usually from the Southwest. The remaining 95 or so aircraft are registered outside the United States.
Each of the 175 or so aircraft has taken off and landed more than 30,000 times and repetitive electromagnetic inspections at regular intervals on damage fatigue load get.
In a separate statement, Boeing said it worked with the FAA, the National Transportation Safety Board and to the Southwest, and he prepared a service bulletin to round joint inspections on certain 737 models.
NTSB Board member Robert Sumwalt said Monday that inspectors have checked visually lap joints in the past, but not high-tech surveillance, used yet because no one thought that part of the plain was prone to cracks. Moving forward, tests inspectors the joints with an electromagnetic process.
The President on U.S. Senate Committee on Commerce, science and transportation said in a statement that the American public wants to keep answers to trust in commercial air transport.
"As the details of these develop unusual incident, we get a better understanding of what open the aircraft fuselage, tear caused", said Senator Jay Rockefeller, D - West Virginia.
"I expect that what caused the FAA laboriously diligent in reviewing the safety of all aircraft, and a careful examination of the cracks that have been discovered on the bodies of these levels."
The Southwest approximately 600 flights over the weekend to inspections to meet, it said the airline another 70 flights canceled on Monday.
Whitney Eichinger, a spokeswoman for Southwest Airlines, said Southwest ends its controls of their fleet of 79 737-300 on Monday evening. Four aircraft were found, the subsurface cracking and repairs must, she said.
The timetable will have no effect on Southwest the situation on Tuesday.
Eichinger said, that all Southwest have aircraft inspection would be covered by the FAA directive was read.
She could not say how long it takes to repair the four aircraft and get it back in service. The company anticipates recommendations to solve the problem of Boeing.
Eighteen minutes in flight 812 from Phoenix, Sacramento, California, said on Friday, a hole 5 meters long and 1 foot wide open in the fuselage, causing the cabin pressure, lose the NTSB.
Minor injuries which said Agency receive a flight attendant.
The pilot initially planned, again, but he made an emergency landing at a military base in Yuma, Arizona Phoenix, after flight attendants see blue sky through the Jet roof reported Sumwalt told reporters.
Sumwalt said the 737 flight 812 a maintenance facility used test in March in the southwest of Dallas and the Jet had no outstanding maintenance issues at the time of the accident, with all records "positive, currently, (and) no discrepancies."
The plane's flight data recorder no notable information on it had Sumwalt said.CNN's Mike Ahlers, Ward Ric and Marnie Hunter contributed to this report
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