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Established in 1887, Hardesty & Hanover continues to be one of the world's premier engineering firms operated by professional engineers through an unbroken chain of Partnerships. In keeping with the traditions instilled by our founder, Dr. J.A.L. Waddell, Hardesty & Hanover is committed to ensuring the successful continuity of the firm as the profession evolves. Spanning well over 100 years of experience in the field of bridge engineering, Hardesty & Hanover experience encompasses the entire spectrum of consulting engineering services. From the turn-of-the-century to today, H&H has been responsible for planning and engineering many of the major bridges, highways, and expressways throughout the nation. Founded on technical expertise and professionalism, Hardesty & Hanover has built and sustained a successful engineering firm by performing the highest caliber of professional engineering services, tailored to meeting each of our clients' needs. We are committed to understanding those needs and to providing the best possible solutions. Hardesty & Hanover will continue to provide engineering services designed to withstand the test of time, while upholding the highest ethical standards of our profession. The mission of Hardesty & Hanover is ... To achieve this goal, we utilize a multi-disciplinary design approach. Drawing upon unparalleled experience and a proven track record, we ensure that our clients' projects are technically correct as well as functional. Hardesty & Hanover maintains the largest structural/mechanical/electrical movable bridge staff in the United States and is capable of delivering any project on-time and under budget, while upholding the highest level of quality. Our team consists of Partners and Associate Engineers, each averaging over 25 years of professional experience. Each has the demonstrated leadership abilities and commitment necessary to undertake any project regardless of size and complexity. Hardesty & Hanover's engineering expertise spans the following disciplines: Structural - all bridge types (movable, single span, long span, viaducts, and specialty structures) Mechanical - heavy movable bridge/structural operating machinery Electrical - movable bridge control systems Geotechnical - foundations for all structure types Seismic - analysis and retrofit design Hydraulics - analysis, design and scour countermeasures