Gordan Ball Inc. and HDR Inc. retained Sage Land Surveying for Boundary Surveying, Right of Way resolution, undercrossing easement preparation (UPRR), Topographic mapping for design and displacement monitoring during construction of Pedestrian and bicycle tunnel under the Union Pacific Railroad adjacent to the existing SR 89 undercrossing for constructing a Class I paved trail along the east side of SR 89 between Deerfield Drive and West River Street.

Construction completed 2016.