30+ years professional experience. Extensive public and private expertise in pavement design; construction materials; construction defects; construction specifications; failure investigations; soil stabilization; concrete, asphalt, recycling; QC/QA; testing; standards; dispute resolution; rehabilitation; maintenance and repairs; pavement management; inspection; highway design standards; traffic engineering and training; policy and planning. Parking design, ADA, water drainage and slip/trip and fall accidents, standards of care. Accident reconstruction; road standards, sight distance and clear recovery.