PROJECT PROFILE Over a period of 16 years D’Appolonia provided civil and geotechnical consult- ing engineering services to Allegheny County on a variety of projects involv- ing geotechnical problems impacting roadways and other county facilities. The services provided during this open- end contract included: • Geologic reconnaissance; subsurface explorations; soil and rock testing • Right-of-way research • Roadway design

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