KE CITY 25 NORTH 400 WEST, SUITE 7 NORTH SALT LAKE CITY, UT 84054 (THE CITY OF NORTH SALT LAKE NOT SALT LAKE CITY PROPER. THE PSI TEST SITE IS IN DAVIS COUNTY JUST NORTH OF THE FLYING J REFINERY.) FROM SALT LAKE CITY AND THE SOUTH. MERGE ON TO 1-15N. TAKE EXIT 312 AND MERGE ON TO US89 NORTH FOR ABOUT 1.