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2016 ICRI Kick-Off Party | February 1, 2016 Teaching a Dog New Tricks: The Seismic Retrofit of the Dog Creek Bridge Using Both Steel and Advanced Composites Scott F. Arnold, PE Fyfe Co. LLC [email protected]

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2016 ICRI Kick-Off Party | February 1, 2016

Teaching a Dog New Tricks: The Seismic Retrofit of the Dog Creek Bridge Using Both Steel and Advanced Composites

Scott F. Arnold, PEFyfe Co. LLC

[email protected]

2016 ICRI Kick-Off Party | February 1, 2016

The Dog Creek Bridge

• Built in 1956, Rehabilitated in 1989• Seismic Retrofit in the Summer of 2017• Located in Shasta-Trinity National Forest• Open Spandrel Concrete Arch Bridge,

682 feet long with the longest span of 300 feet

2016 ICRI Kick-Off Party | February 1, 2016

The Dog Creek Bridge

2016 ICRI Kick-Off Party | February 1, 2016

The Dog Creek Bridge

2016 ICRI Kick-Off Party | February 1, 2016

Difficult Access

2016 ICRI Kick-Off Party | February 1, 2016

View from Above

2016 ICRI Kick-Off Party | February 1, 2016

Project Overview

2016 ICRI Kick-Off Party | February 1, 2016

The Dog Creek Bridge

2016 ICRI Kick-Off Party | February 1, 2016

Steel Jacket Installation

2016 ICRI Kick-Off Party | February 1, 2016

Steel Jackets Prior to Grouting

2016 ICRI Kick-Off Party | February 1, 2016

Steel Jacket Installation

2016 ICRI Kick-Off Party | February 1, 2016

Steel Jacket Installation

2016 ICRI Kick-Off Party | February 1, 2016

Staging Platforms

2016 ICRI Kick-Off Party | February 1, 2016

Staging Platforms

2016 ICRI Kick-Off Party | February 1, 2016

Saturation Area on Staging

2016 ICRI Kick-Off Party | February 1, 2016

Material Sampling for Field QC

2016 ICRI Kick-Off Party | February 1, 2016

Field Quality Control – Environmental Monitoring

2016 ICRI Kick-Off Party | February 1, 2016

Arch Rib Detailing

2016 ICRI Kick-Off Party | February 1, 2016

Fiber Anchor Detail at Spandrel Arch Connection

2016 ICRI Kick-Off Party | February 1, 2016

Unfinished Strengthened Arch

2016 ICRI Kick-Off Party | February 1, 2016

Finished Arch

2016 ICRI Kick-Off Party | February 1, 2016

Finish Detailing

2016 ICRI Kick-Off Party | February 1, 2016

Teaching a Dog New Tricks: The Seismic Retrofit of the Dog Creek Bridge Using Both Steel and Advanced Composites

Scott F. Arnold, PEFyfe Co. LLC

[email protected]