1 If the water heater is hot, run hot water in the building (with the water heater electrical power OFF) until water flows lukewarm or colder.  Disconnect the electrical wires at the heating element terminals. (This is so whether testing upper or lower heating element).
40 mins. Distance from Tyler, TX to Mesquite, TX is 86Miles or 139 Km. You can get this distance about 1 hour 25 mins. If you want to planning travel with plane for 81 Miles or 131 Km, You can get this distance about 40 mins . A car with an average MPG will needs 3.98 gallons of gas to get the route between these points.
The drive time from Beaver Creek to Keystone is approximately 1 hrs., 0 mins. in good weather and light traffic. The distance from Beaver Creek to Keystone is 50 miles. The drive takes you over Vail Pass which is 10,617 feet and is sometimes closed during heavy snow storms.