Tunnel Concept Assessment – ClarkCountyToday.com

February 09, 2026

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Tunnel Concept Assessment

Letter: British Columbia’s new immersed tunnel can solve Interstate Bridge Replacement Program’s $17.7 billion problem

Posted by ClarkCountyToday.com
|Date: Monday, February 2, 2026

Letter: British Columbia’s new immersed tunnel can solve Interstate Bridge Replacement Program’s $17.7 billion problem

Bob Ortblad argues that an immersed tunnel similar to a project underway in British Columbia could signif ...

Bob Ortblad argues that an immersed tunnel similar to a project underway in British Columbia could significantly reduce costs and impacts associated with the Interstate Bridge Replacement Program. ...

Monday, February 2, 2026
| by ClarkCountyToday.com

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Transportation Commission officials tour I-5 Bridge and gets push back on tolls

Posted by ClarkCountyToday.com
|Date: Friday, September 15, 2023

Transportation Commission officials tour I-5 Bridge and gets push back on tolls

Cowlitz Tribe raises concerns about tolls on the Interstate Bridge during Washington State Transportation ...

Cowlitz Tribe raises concerns about tolls on the Interstate Bridge during Washington State Transportation Commission meeting in Vancouver City Hall, following a morning tour of the Interstate Bridge R ...

Friday, September 15, 2023
| by ClarkCountyToday.com

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POLL: Is an Immersed Tube Tunnel a viable option for crossing the Columbia River?

Posted by ClarkCountyToday.com
|Date: Thursday, September 14, 2023

POLL: Is an Immersed Tube Tunnel a viable option for crossing the Columbia River?

Is an Immersed Tube Tunnel a viable option for crossing the Columbia River? ...

Is an Immersed Tube Tunnel a viable option for crossing the Columbia River? ...

Thursday, September 14, 2023
| by ClarkCountyToday.com

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Is a tunnel actually viable for crossing the Columbia River?

Posted by ClarkCountyToday.com
|Date: Wednesday, September 13, 2023

Is a tunnel actually viable for crossing the Columbia River?

Quantity errors in the Interstate Bridge Replacement (IBR) project, which previously led to cost increase ...

Quantity errors in the Interstate Bridge Replacement (IBR) project, which previously led to cost increases, have resurfaced, raising questions about the feasibility of an Immersed Tube Tunnel (ITT) op ...

Wednesday, September 13, 2023
| by ClarkCountyToday.com

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Letter: IBR dishonest or incompetent?

Posted by ClarkCountyToday.com
|Date: Tuesday, September 12, 2023

Letter: IBR dishonest or incompetent?

Engineer Bob Ortblad challenges estimate discrepancies in the IBR’s Tunnel Concept Assessment. ...

Engineer Bob Ortblad challenges estimate discrepancies in the IBR’s Tunnel Concept Assessment. ...

Tuesday, September 12, 2023
| by ClarkCountyToday.com

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Letter: Risking $2.5 billion

Posted by ClarkCountyToday.com
|Date: Tuesday, August 9, 2022

Letter: Risking $2.5 billion

Bob Ortblad warns of what will happen if the Interstate Bridge Replacement Program team’s plan to politic ...

Bob Ortblad warns of what will happen if the Interstate Bridge Replacement Program team’s plan to politically pressure the Coast Guard to accept its Locally Preferred Alternative ...

Tuesday, August 9, 2022
| by ClarkCountyToday.com

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POLL: If a sub-district is created, what area should it include?

🏙️ Downtown Vancouver only
🏘️ All of Vancouver
📍 Vancouver plus urban unincorporated Clark County
❓ Unsure / no sub-district should be created

211 votes

* Also read: A sub-district vote could be a way to go to pay O&M costs associated with light rail

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