The Lower San Joaquin River Phase C-2 project is part of a larger flood-risk-management program to reduce flood risk in the North, Central, and South Stockton basins in California. Phase C-2 focuses on the Calaveras River Right Bank levee system and includes reaches totaling approximately 23,130 feet of levee between the San Joaquin River confluence and North El Dorado Street.
A new advanced nuclear materials research facility under design and construction is a flagship initiative at a major international nuclear site. This state-of-the-art facility will house hot cells, radiation laboratories, and office space essential for advanced materials and fuels testing and examination.
Longenecker & Associates, a Geosyntec Company, recently conducted an independent review of the contractor assurance system (CAS) at a prominent national laboratory on behalf of the laboratory’s managing entity's board of directors. The review team comprised subject matter experts from our firm and national laboratory members.
A major international organization is undertaking design and construction of a new major nuclear materials facility that will become the backbone of their research and development infrastructure and deliver nuclear science and technology programs. The facility is also important to the organization’s ambition to penetrate new international markets and add capabilities to better meet the needs of their federal and commercial customers.
A premier United States Department of Energy multidisciplinary science and engineering national laboratory engaged Longenecker & Associates, a Geosyntec Company, to conduct an independent review of its event management process. We reviewed the abnormal and unplanned events that are investigated, analyzed, and resolved, with an emphasis on integrating human performance improvement (HPI) principles across event response activities.
As Japan progresses with nuclear decommissioning, there is a recognized need to establish clear end states for its sites. Longenecker & Associates, a Geosyntec Company, was commissioned to use our international experience with decommissioning, along with our knowledge of best practices, to document processes and methods used in the United States Department of Energy (US DOE) cleanup program for negotiating site end states.
Longenecker & Associates, a Geosyntec Company, was engaged by national laboratory management to conduct an effectiveness review (ER) to assess the effectiveness, sustainability, and resilience of two corrective actions (Actions 1 and 2) from a recently implemented corrective action plan (CAP) developed following a series of low-oxygen alarm events at laboratory facilities.
A prominent national laboratory operating a critical pulsed-power research facility has been engaged in a multiyear effort to enhance the formality of its operations. This ongoing initiative aimed to reduce safety and operational incidents, continuously improve infrastructure, and increase the operational rigor to meet its mission of conducting complex experiments for governmental and other customers.
Geosyntec was retained by the project owner to provide a geotechnical and structural review for an ethylene plant being constructed in Saudi Arabia.
Center Hill Dam is one of the multipurpose projects that make up the Corps of Engineers' system for development of the water resources of the Cumberland River Basin.
© 2026 Geosyntec Consultants, Inc. All Rights Reserved.
