bertha seattle tunnel pictures plans

With Bertha done digging special waterfront

· Now that Bertha has finished drilling the tunnel that will house the new State Route 99 it s time to determine how much individuals will pay for Seattle s new $700 million waterfront City officials have been talking for several years about forming a Local Improvement District to fund the project

big bertha seattle tunnel

Big Bertha Mystery Steel Pipe in the Way of Seattle Tunnel · Experts say they ve at least partially solved the mystery of what s been blocking a massive tunnel boring machine beneath downtown Seattle for the past month

Tunnel

Photos Catherine Bassetti Bertha the largest tunnel boring machine The Seattle tunnel project is a partnership between the Federal Highway

Seattle tunnel among world s biggest takes step

Bertha one of the world s largest tunnel boring machines emerged north of downtown Seattle on Tuesday shrouded in clouds of dust and chunks of falling concrete completing the most difficult phase of a plan to build a highway under the heart of the city

Reanimating Bertha a Mechanical Behemoth

· SEATTLE — Sometime this fall a huge vertical shaft lined with 84 concrete pilings designed to hold back the slurry that defines underground Seattle will be finished and a Mr Fix It operation unlike any other will begin The world s biggest tunnel boring machine nicknamed Bertha — which

Pictured The world s most powerful tunnel boring

The Seattle Tunnel Partners expect drilling to resume in March next year and told the Washington Department of Transportation that the tunnel should be completed by November 2024 Bertha uses more than 20 workers to control it and drills a hole more than 57 feet in diameter

Seattle tunnel machine Bertha reaches end of long

· Seattle Tunnel Partners and its insurance companies sued in 2024 claiming the state was at fault for Bertha s breakdown The Department of Transportation responded with its own lawsuit seeking unspecified damages because of the delays caused by the breakdown

Seattle tunnel among world s biggest takes step

By Tom James SEATTLE Reuters one of the world s largest tunnel boring machines emerged north of downtown Seattle on Tuesday shrouded in clouds of dust and chunks of falling concrete completing the most difficult phase of a plan to build a highway under the heart of the city

Disassembly of Seattle tunnel machine Bertha

· SEATTLE AP The last piece of the world s largest tunnel boring machine has been lifted from its disassembly pit beneath Seattle State Department of Transportation officials announced the latest milestone Wednesday in the multibillion dollar venture to replace an aging highway along the city s waterfront

Tunnel

The Seattle tunnel project is a partnership between the Federal Highway Administration The Washington State Department of Transportation King County The Port of Seattle and the city of Seattle Watch the video below from The Atlantic Summit on Infrastructure and Transportation underwritten by BASF and GM titled Breaking Through A

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Alaskan Way Viaduct

The Alaskan Way Viaduct Program and NPS worked together to create a HAER record pdf 483kb for the Alaskan Way Viaduct The record consists of a narrative description and a series of photos which include the pictures below The large format HAER photographs were taken by renowned National Park Service photographer Jet Lowe in

bertha tunnel boring in seattle is now 25

Pictured The world s most powerful tunnel boring The final phase of repairs are being made to get Bertha the five story high drilling machine stuck underneath the city of Seattle moving again after grinding to a halt last year after striking an object

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Big Bertha completes Seattle tunnel dig One criticism compared the plan to Boston s Big Dig Seattle Tunnel Partners big dig tunnel photos big dig tunnel

Bon Voyage Big Bertha Seattle Digs a Cave For the

The drill—specially designed to dig a tunnel underneath downtown Seattle building new car capacity to replace an aging earthquake damaged viaduct that has dominated Seattle s waterfront since the 1950s—has a name Bertha in honor of Seattle s first female mayor a wisecracking Twitter account and a smiling shovel wielding cartoon