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Posts Tagged ‘Seattle’

Impacts of Carsharing in Five North American Cities

Wednesday, July 27th, 2016
Table 1 Vehicle and GHG Impacts from Free-Floating One-Way Carsharing

TRANSPORTATION SUSTAINABILITY RESEARCH CENTER Impacts of Car2Go on Vehicle Ownership, Modal Shift, Vehicle Miles Traveled, and Greenhouse Gas Emissions: An Analysis of Five North American Cities Executive Summary Carsharing is the shared use of a vehicle fleet by members for tripmaking on a per trip basis. There are four forms of carsharing in North America today: […]

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Seattle, WA: Workers Inside the SR 99 Tunneling Machine

Tuesday, July 5th, 2016

This video was provided by Ballard Marine Construction, the firm in charge of managing and performing hyperbaric work on the SR 99 Tunnel Project in Seattle. It shows crews at work behind the SR 99 tunneling machine’s cutterhead during a planned maintenance stop in spring 2016. To stabilize soil and water that would otherwise flow through openings in the cutterhead, crews must pump compressed air into their work space at the front end of the machine.

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Seattle, WA: Tunneling Under the Alaskan Way Viaduct

Tuesday, May 10th, 2016

After nearly a week of tunneling under the Alaskan Way Viaduct, crews are steadily continuing Bertha’s underground drive towards downtown Seattle. This video gives you a behind-the-scenes glimpse into how the new tunnel is being built, showcasing the complex operations involved in this project. Massive concrete ring segments are transported to Bertha’s segment erector where they are lifted into place, allowing the machine to push forward while the excavated soil is transported along a network of conveyer belts and into a barge moored at Elliott Bay’s Pier 46.

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Seattle, WA: The Part of the Tunnel Built WITHOUT Bertha

Thursday, December 31st, 2015

Approximately 20 percent of the SR 99 tunnel was designed to be built without Bertha, the SR 99 tunneling machine. Seattle Tunnel Partners bored more than 1,000 feet of tunnel before they stopped to repair Bertha. Since then, they have built an additional 1,200 feet of tunnel using cut-and-cover tunnel construction. This video gives a close-up look inside the newest part of the project to learn more about the tunnel built without Bertha.

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Seattle, WA: How Do You Do…Sound Transit To & From the Airport?

Tuesday, November 24th, 2015

Animation – The basics on riding Link light rail to and from the airport including finding the station, buying a ticket, ORCA cards and more.

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Seattle, WA: The Big Road Fix

Monday, November 9th, 2015

After an earthquake revealed its instability in 2008, the state of Washington announced it was going to tear down a crumbling double-decker stretch of freeway known as the Alaskan Way Viaduct. After a heated debate, the state decided to use a giant drill named “Bertha” to deep-bore underground tunnel to replace it. Seven years later, the Viaduct is still up, Bertha is stuck underground, and the city’s residents have been left to wonder whether this major project will ever be worth the time and money spent on it.

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Washington State: Corridor Capacity Report

Tuesday, November 3rd, 2015
Understanding maximum throughput: An adaptation of the speed/volume curve

WASHINGTON STATE DEPARTMENT OF TRANSPORTATION

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Washington State: Thanks for the Great Transportation Package!

Monday, August 10th, 2015

Thank you to Governor Inslee and the Washington State Legislature for passing this monumental transportation package

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Seattle, WA: How Nora Gets Around with Public Transportation

Monday, July 6th, 2015

Follow Nora as she walks her son to school and then takes the bus to work. Nora discusses useful tools that can help you get where you need to go, such as the OneBusAway app. Nora also talks about how walking and taking the bus have helped her and her family build community. Thanks to Nora and Ronan! Please like and share this video to help spread the word.

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Seattle, WA: Testing the New University Link Light Rail

Friday, June 26th, 2015

A light rail train makes a test run from Capitol Hill Station to the University of Washington Station as part of the first phase of train testing for the University Link light rail extension from downtown Seattle to UW. The 3.1-mile underground extension opens in early 2016, ahead of schedule and $150 million under budget.

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