Geotechnical Engineering & Materials Testing . Construction Material Testing & Observation.. Some of our geotechnical services include: Copyright Summit Testing & Inspection Company. All rights reserved. Soil bearing capacity Lateral earth pressure Compaction requirements Settlement and settlement control Soil stabilization Road pavement thickness Embankment and drainage Deep foundation recommendations We also offer a variety of specialty testing Our materials testing and evaluation services include: Concrete (slump,air content,compressive strength,et al.) Footer/Foundation Subgrade Inspection Concrete Cracking & Aggregate Popping Masonry (mortar & grout compressive strength,brick,et al.) In-situ Concrete (Windsor probe,Schmidt Hammer,et al.) Compaction/Optimum Moisture Content Steel Inspection (welds inspection,bolt tension,et al.) Asphalt (mix design,marshall,bulk gravity,et al.) Aggregate (sieve,soundness,specific gravity,et