Utah Code Ann. § 78B-6-511
(1) The court, jury, or referee shall hear any legal evidence offered by any of the parties to the proceedings, and determine and assess:
(a)
(2) In determining the market value of the property before the taking and the market value of the property after the taking to assess damages in partial takings cases as described in Subsection (1)(b), the court, jury, or referee: