Page:CAB Accident Report, United Airlines Flight 16.pdf/16

 Lake City ground station attempted to contact Trip 16 in order to transmit this clearance but was unable to do so. At 3.tif:20 a.m., United's ground station at Sacramento advised the ground station at Elko, which in turn reported to Salt Lake City, that Trip 16 wanted to be called on day frequency. * Consequently, Salt Lake City tried to contact Trip 16 on day frequency but was unable to do so. Finally, at 3.tif:25 a.m., First Officer Sandegren of Trip 16 called Salt Lake City and inquired as to whether Salt Lake City had received Trip 16's Wendover report. Salt Lake City replied that they had not because of snow static. First Officer Sandegren then stated that they had passed over Wendover at 3.tif:07 a.m. and that they estimated arrival over Salt Lake City at 3.tif:40 a.m. He reported that they had the 3.tif:20 a.m. weather report for Salt Lake City as 1300-foot ceiling, overcast, with visibility of 5 miles. At 3.tif:26 a.m. Salt Lake City advised Trip 16 that Airway Traffic Control had cleared the trip from Wendover to the control tower as No. 1 to approach. First Officer Sandegren reported Trip 16 over the Timpie marker (about 40 miles west of Salt Lake City) at 3.tif:25 a.m. at 13,000 feet and stated that the trip was descending to arrive over the Salt Lake City radio range at 11,000 feet. Salt Lake City acknowledged this message and gave the information to Airway Traffic Control.

United's Salt Lake City radio log shows the following contacts between Trip 16 and Dispatcher Edson, who was stationed at the remote microphone and receiver located outside the Administration Building on the Salt Lake City Airport