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Geotechnical Services, Inc. has worked in a variety of roles on a number of high-profile, technically demanding projects. Below is an abbreviated list of some of these operations, outlining our scope of work and the project requirements. Simply click on the icon to download a PDF Case Study of each project.
 MANCHESTER CIVIC CENTER
Construction Material Testing
GSI had several responsibilities on this large project consisting of contracts with the excavation contractor and the City of Manchester. (Download PDF)
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 DERBY LOFT CONDOMINIUMS
Vertical and Inclined Jet-Grouted Columns for Foundation Enhancement
This project consisted of enhancing the foundation support system of an existing four-story condominium to support the construction of three additional floors. (Download PDF)
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 NEW ROUTE 4 BRIDGE IN BOSCAWEN
Bridge Trestle and Cofferdam
GSI provided the construction engineering design services for the new Route 4 Bridge over the Merrimack River in Boscawen, NH. (Download PDF) |
 CENTRAL HIGH SCHOOL - MANCHESTER, NH
Vertical and Inclined Jet-Grouted Columns for Foundation Enhancement
This job consisted of the construction of a one-level, below-grade parking garage between and immediately adjacent to two existing structures. (Download PDF) |
 GRANITE STREET, ROUTE I-293 EXIT 5
Interchange Project
This construction project included the relocation of roads, the reconfiguration of side streets and the construction of retaining walls and parking lot improvements. (Download PDF)
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