Saguaro Geo Services, Inc.

Experience by SGSI staff includes:

Geotechnical exploration and design of pavements, slopes, and concrete retaining wall foundations for freeways, rural state highways, and local arterials;
Foundation engineering for steel arch and concrete girder bridges;
Slope revetment design, pavement analysis, and retaining wall design for rock fall control;
Geotechnical exploration, design, and construction engineering of large, covered, concrete municipal water reservoirs;
Administration of rock excavation during both design and construction administration of the new Navajo Bridge, at historic Marble Canyon along U.S. 89A in northern Arizona;
Geotechnical support, including pavement and structure concept development, for highway corridor studies including rural highways and freeway interchanges;
Presentations to highway development professionals on the use of blasting on visually sensitive landscapes;
Design and design evaluation of soil nail retaining walls, cantilever lagged walls, tieback walls, and mechanically stabilized earth (MSE) retaining walls;
Rock reinforcement design, cost estimation, and field engineering for rock cuts, mines, and tunnels;
Materials quality control and testing, including fill, aggregates, concrete, and pavement;
Rock mechanics laboratory and field testing, including pressuremeter, plate bearing, and in situ direct shear tests;
Field geophysical testing using seismic refraction, electrical resistivity, magnetometer, and gravimeter;
Foundation and general geotechnical engineering for buildings including schools, residences, postal facilities, and commercial structures;
Consulting on underground high-level nuclear waste repositories, including shaft drilling and sealing, drift excavation, waste handling processes, waste retrievability, coupled thermal-mechanical rock mass behavior, exploration concepts, and in situ testing.