Have worked on civil and geotechnical engineering and construction projects of soil/rock/concrete dams (up to 350 feet high and 3.5 miles long), tunnels (up to 50 feet diameter and 16 miles long), canals, grading and excavations in soil and rock, powerplants (nuclear, hydro, conventional, surface, and underground), hydrogeology, dewatering, pipelines, landslides, transportation corridors, hillside and flat -land residential/recreational/commercial/industrial land developments; and environmental characterizations, assessments, remediations, superfund, landfills, hydrogeology, groundwater monitoring and production wells, Phase I/II, RI/FS, EIR, UST, and on-site sanitary systems. Projects have been located in California, USA, Philippines, Indonesia, Panama, Puerto Rico, Morocco, Egypt, and