CONSULTANT AGREEMENT WITH DAVID EVANS ASSOCIATES INC. TO PROVIDE TRAFFIC SIGNAL AND INTERSECTION IMPROVEMENT DESIGN ENGINEERING SERVICES FOR BEL-RED ROAD/NE 30TH (CIP #PW-I-70), COAL CREEK PARKWAY/FACTORIA BLVD (CIP #PW-I-84), AND THE 112TH AVE/SE 6TH STREET SIGNAL (CIP #PW-I-88), AND TWO AMENDMENTS TO THE PROJECT DESCRIPTION/SCOPE OF THE BEL-RED ROAD/NE 30TH ST. PROJECT FOR A FOUTH LEG TO THE INTERSECTION PROVIDING LIMITED ACCESS TO THE MICROSOFT CAMPUS AND AN EVALUATION OF POTENTIAL ENTRY TREATMENTS TO THE SHERWOOD FOREST NEIGHBORHOOD.