In populated areas, underground utilities are the lifeblood of the community. These utilities require periodic maintenance, expansions and replacement. Therefore, underground utility construction is common in cities, suburbs and rural villages alike. Most people notice underground utility construction because of the traffic problems they may cause. However, if you are familiar with geotechnical or geostructural […]
Richard J. Driscoll, Consulting Engineer offers a holistic approach to specialty foundation engineering and can assist specialty foundation contractors to solve a variety of construction problems.
“Delegated Design” is the means by which the Design Professional of Record (DPOR) passes design responsibility for certain details or elements of a project to the Contractor. It provides flexibility so that proprietary materials and components can be incorporated into the project without the need to complete multiple, detailed design options in the construction contract […]
Most people understand that earthquakes can produce catastrophic damage to the built environment. However, given that large earthquakes are relatively rare, and that the television news cameras typically move on a few days after any disaster, a lot of people’s understanding of the effects of earthquakes may be shaped more by bad disaster movies than […]
When structural systems are used to retain in-situ soil during excavation, the resulting soil pressures are difficult to accurately predict. In addition to the uncertainty inherent to soil materials, and the inability to fully measure those properties, the pressures on an excavation support system or permanent foundation elements that similarly retain in-situ soil and any […]