Grant G. Davids, P.E. Principal Engineer, Project Manager

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Education
B.S., Agricultural Engineering, California Polytechnic State University, San Luis Obispo, CA.

Professional Registrations
Registered Agricultural Engineer, California (No. AG00431)
Registered Civil Engineer, California (No. C47199)

Experience Summary
Mr. Davids has nearly 30 years of irrigation engineering experience in the U.S. and overseas, encompassing a wide range of water supply, water quality, drainage, water conservation, operations and maintenance and facilities modernization projects. For the past 15 years, his work has concentrated on helping irrigators and irrigation districts develop and implement strategic water management programs aimed at enhancing the sustainability of irrigated agriculture. A major component of this work has concentrated on planning and verification of water transfers from agriculture to urban and environmental uses. Through experience on a wide range of water resources projects, he is familiar with the environmental and institutional issues confronting irrigation operations and management at both the district and farm levels. He has served as sole consultant and headed large multi-disciplinary teams to provide services to private farming operations, irrigation districts, cities, and government agencies. Mr. Davids founded Davids Engineering in 1993, and serves as principal engineer, project manager and senior consultant.

 

Bryan P. Thoreson, Ph.D., P.E. Principal Engineer, Project Manager

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Education
Ph.D., Agricultural Engineering, University of Arizona, Tucson, AZ.
M.S., Agricultural Engineering, South Dakota State University, Brookings, SD.
B.S., Agricultural Engineering, South Dakota State University, Brookings, SD.

Professional Registrations
Registered Civil Engineer, California (No. C56194)
Registered Civil Engineer, Washington (No. 36249)

Experience Summary
Dr. Thoreson has more than 15 years of professional experience in water resources and irrigation engineering. He specializes in irrigation water conservation, having skills and experience in the areas of irrigation scheduling, assessing and improving on-farm application efficiency, flow measurement, data management, and irrigation and drainage system operations and maintenance (O&M). Dr. Thoreson has extensive experience in software development and application related to irrigation engineering, including development, deployment and maintenance of customized Oracle SQL databases. Throughout his work, he has consistently demonstrated a unique command of both theoretical principle and practical application. He has authored numerous papers on improved irrigation practice and operations and maintenance procedures. Dr. Thoreson is fluent in spoken Nepali and can read and translate written Nepali. He has worked exclusively in Spanish for short consultations in Ecuador. Dr. Thoreson joined Davids Engineering in 1997 and serves as principal engineer, project manager and project engineer.

 

Lindsay J. Hall, E.I.T. Project Engineer

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Education
B.S., Agricultural Engineering, University of Arizona, Tucson, AZ.

Professional Registrations
Engineer in Training, California, 2003

Experience Summary
Ms. Hall has worked on a variety of irrigation projects since joining Davids Engineering in 2002. Her experience includes hydraulic analysis of pipeline distribution systems, assessment and design of water measurement structures, computation of historical crop water demands, operation of the RootZone and SWAP Models to differentiate between crop use of applied water and precipitation, development of historical water balance analyses, and application of operations models to evaluate alternative water management and marketing strategies. Ms. Hall has designed and implemented a number of relational databases to support systems analysis and management of flow and other types of water resources data.

 

Byron Clark, P.E. Project Engineer, Project Manager

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Education
B.S., Biological Systems Engineering, Universtiy of California, Davis, CA.

Professional Registrations
Registered Civil Engineer, California (No. C71349)

Experience Summary
Mr. Clark has specialized in assisting irrigation districts with water conservation efforts emphasizing improved on-farm water management. Specifically, Mr. Clark has conducted diverse projects related to irrigation scheduling and irrigator training, soil salinity and drainage investigations, quantification of groundwater production at well and basin scales, feasibility investigations, improvements to pump station efficiency, water quality monitoring, and water balance analysis. He has also prepared successful grant applications seeking funding for implementation and quantification of water conservation measures. He has taken several projects from initial concept to implementation has authored papers on improved irrigation practices and energy conservation. Mr. Clark joined Davids Engineering in 2006 and works as a project engineer and manager.

 

Tommy J. Ostrowski, E.I.T. Project Engineer

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Education
B.S., BioResource and Agricultural Engineering, California Polytechnic State University, San Luis Obispo, CA.

Professional Registrations
California Engineer in Training, Certificate (No. 136079)

Experience Summary
Mr. Ostrowski has participated as a project engineer on a variety of irrigation efficiency, water management and water conveyance projects since joining Davids Engineering in July 2010. Mr. Ostrowski has contributed to design of gravity pressure and mechanically pressurized conveyance pipelines at the feasibility and final design stages. He has prepared design summaries and construction cost estimates for various infrastructure projects. Mr. Ostrowski has prepared design plans using AutoCAD software and digitization of surface features using aerial imagery and ArcGIS. He has prepared digital elevation profiles using LIDAR data and AutoCAD scripts. Mr. Ostrowski has assisted with development of flow measurement plans and related infrastructure improvements for large and small irrigation districts. He has been supported feasibility investigations with development capital cost estimates and prioritization of conservation alternatives. Mr. Ostrowski is currently gaining experience and knowledge to prepare for his Professional Engineering Registration Examination.

 

Jeff C. Davids, P.E. Water Resources Engineer

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Education
B.S., General Engineering California Polytechnic State University San Luis Obispo, CA. Completed Coursework in M.S. Hydrology/Hydrogeology California State University Chico, CA.

Professional Registrations
California Professional Civil Engineer Certificate (No. 75656)

Experience Summary
Mr. Davids has provided flow measurement and environmental data acquisition services to water management and governmental entities in California since graduating from California Polytechnic State University in 2004. Mr. Davids has utilized various technologies to accurately quantify flows in a variety of settings including natural streams and rivers, open-channel agricultural conveyance systems and pipelines over a broad range of materials and sizes. Mr. Davids has experience performing hydrologic and hydrogeologic field measurements used to characterize groundwater and its interaction with adjacent surface water bodies. Mr. Davids has managed the design, installation, calibration and maintenance of several large flow measurement and data acquisition networks. Mr. Davids is currently pursuing a Master’s Degree in Hydrogeology, concentrating on furthering the understanding of groundwater/surface water interactions in the Shasta Valley, California.