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| Name | Interior structure of the SR99 highway tunnel Seattle |
| Video Uploader | Video From TunnelTalk |
| Upload Date | This Video Uploaded At 14-11-2016 15:16:57 |
| Video Discription | Interior construction works progress as a concurrent operation behind the excavation of the new double-deck highway tunnel by the 17.4m diameter TBM Bertha in Seattle. Construction of the interior highway involves casting of side walls and the upper road deck, as explained by Chris Dixon, Project Manager for construction contractor Seattle Tunnel Partners, |
| Category | News & Politics |
| Tags | Seattle SR99 highway tunnel | TBM Bertha | Casting of road decks |
