Feature Article
Jul 30, 2022
The Elizabeth River's New Immersed Tube Tunnel
Authors: Todd Grifka, M.ASCE, Rodney Sedillo, and Ian ChaneyAuthor Affiliations
Abstract
The Midtown Tunnel Project team had to design safe, yet economical slope geometries for the subaqueous dredge slopes for a new roadway tunnel using immersed tube construction techniques. The design of safe slopes for this project was of paramount importance, because a dredge slope failure could cause complete failure of the existing adjacent immersed tube, sloughing slopes would create a costly maintenance issue during construction, and divers and equipment would be working within the dredge prism.
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Information
Published In
GeoStrata Magazine Archive
Volume 26 • Issue 1 • February 2022
Pages: 32 - 39
Copyright
© 2022 American Society of Civil Engineers.
History
Published in print: Feb 1, 2022
Published online: Jul 30, 2022
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Authors
Affiliations
Todd Grifka, M.ASCE
P.E.
Geotechnical Engineer, WSP; Virginia Beach, VA
Rodney Sedillo
P.E.
Geotechnical Engineer, WSP; Tampa, FL
Ian Chaney
P.E.
Vice President and National Director of Geotechnical & Tunneling, WSP; Virginia Beach, VA
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ASCE Library Cards let you download journal articles, proceedings papers, and available book chapters across the entire ASCE Library platform. ASCE Library Cards remain active for 24 months or until all downloads are used. Note: This content will be debited as one download at time of checkout.
Terms of Use: ASCE Library Cards are for individual, personal use only. Reselling, republishing, or forwarding the materials to libraries or reading rooms is prohibited.
Terms of Use: ASCE Library Cards are for individual, personal use only. Reselling, republishing, or forwarding the materials to libraries or reading rooms is prohibited.