CNN CNN Newsroom July 7, 2013 20:54:00
The flesh hold elevation of 28 left, you will remember the runway to focus on right now is 28 left, is 13 feet above sea level. it is 11,381 feet long. the faa this morning requested a flight test to evaluate the equipment on the runway. from a test aircraft. they were able to validate the localizer. as you all know, the glide slope was noted or issued in a notice to airmen that it would be out of service from june 1st to august 22nd. so the glide slope was out of service and there were no returns from the glide slope detected by the test aircraft. there were also path lights or
Source: archive.org