Specifications include, but are not limited to: • Utility and Alignment study (30% design) for the proposed Phoenix-Mesa Gateway Airport spine road between Ellsworth Road and Hawes Road. Future easements will need to be identified as well as utilities, including water and sewer improvements, through the spine road. • Preparation of detailed construction plans and specifications for Ellsworth Road and Williams Field Road Intersection, a 6-lane arterial road intersection. • Preparation of detailed construction plans and specifications to address drainage on both sides of the intersection and for a structure crossing an existing drainage channel on the west side of the intersection improvements. • Preparation of detailed utility construction plans and specifications to comply with the utility study as described above