Erdman Anthony served as prime consultant for this project, which begins at the
US 322 interchange with Park Avenue, adjacent to the Penn State University
Research Park and Beaver Stadium, and extends east 8.1 miles to SR 26 near
Bellefonte. The project was bid in four construction sections (A02, C02, C03,
and C05), included five interchanges and 49 structures, and totaled over $195
million in construction costs. Erdman Anthony provided project management, field
surveys, and right-of-way mapping for the entire project, as well as final
design for sections A02 and C02. These two sections totaled $105 million and
included the complex I-99/ US 322/ Park Avenue interchange. The interchange
included 16 ramp movements, 12 bridges (including dual 1,700-foot, 7-span curved
girder structures), 600 feet of retaining wall, and numerous major utility
relocations. In addition to design, Erdman Anthony participated in biweekly
construction meetings for the life of the project. Construction was completed in
November of 2002, and work order claims amounted to less than 2% of the actual
construction cost. In its final performance evaluation, PennDOT stated that
specific Erdman Anthony personnel "were very knowledgeable and cooperative
during the development of this project" and congratulated the firm for "a job
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