(Refer to figure 29.) What are the hours of operation (local standard time) of the control tower at Eugene/Mahlon Sweet Field?

No person may operate an aircraft in controlled airspace under IFR unless he/she files a flight plan

If a pilot elects to proceed to the selected alternate, the landing minimums used at that airport should be the

When ATC has not imposed any climb or descent restrictions and aircraft are within 1,000 feet of assigned altitude, pilots should attempt to both climb and descend at a rate of between

During an IFR flight in IMC, you enter a holding pattern (at a fix that is not the same as the approach fix), with an EFC time of 1530. At 1520 you experience complete two way communications failure. Which procedure should you follow to execute the approach to a landing?