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Our Projects, News, and Awards

SDI: Award Winning Work

SDI: Award Winning Work

Schuyler Heim Fender Lowering

Schuyler Heim Fender Lowering

2021 Aspire Focus Article on SDI’s Innovative Post-Tensioning

2021 Aspire Focus Article on SDI’s Innovative Post-Tensioning

HART: Honolulu Rail Transit Phase 3

HART: Honolulu Rail Transit Phase 3

Frederick Douglass Memorial Bridge

Frederick Douglass Memorial Bridge

Operation and Maintenance (O&M): Kahului Airport Tram (APM)

Operation and Maintenance (O&M): Kahului Airport Tram (APM)

I-74 Temporary Stay Cables

I-74 Temporary Stay Cables

San Onofre Nuclear Decommissioning

San Onofre Nuclear Decommissioning

Design and Construction: Kahului Airport Tram (APM)

Design and Construction: Kahului Airport Tram (APM)

Post-Tensioning Excellence

Post-Tensioning Excellence

Marc Basnight Bridge (Bonner Bridge Replacement)

Marc Basnight Bridge (Bonner Bridge Replacement)

Hillcrest Water Storage Tanks

Hillcrest Water Storage Tanks

First Segmental Bridge Built in Louisiana Proves a Great Success (I-49, Segment K)

First Segmental Bridge Built in Louisiana Proves a Great Success (I-49, Segment K)

The Los Angeles SOFI Rams Stadium

The Los Angeles SOFI Rams Stadium

Goethals Bridge

Goethals Bridge

SR 520: De-tensioning the World’s Longest PT Tendons

SR 520: De-tensioning the World’s Longest PT Tendons

Apple Park

Apple Park

SDI Safely Lowers 850,000 lb. Bridge Weights 150 Vertical Feet

SDI Safely Lowers 850,000 lb. Bridge Weights 150 Vertical Feet

Monterey Conference Center Renovation

Monterey Conference Center Renovation

Dresbach Bridge

Dresbach Bridge

Bayonne Bridge

Bayonne Bridge

Stay Cable Testing

Stay Cable Testing

CA High Speed Rail

CA High Speed Rail

Tallest Wind Tower in US

Tallest Wind Tower in US

HART: Honolulu Rail Transit System Phases 1 & 2

HART: Honolulu Rail Transit System Phases 1 & 2

I-90 Floating Bridge Retrofit

I-90 Floating Bridge Retrofit

Oregon’s Crooked River Bridge Makes U.S. Construction History

Oregon’s Crooked River Bridge Makes U.S. Construction History

New Benicia-Martinez Bridge Opens to Traffic

New Benicia-Martinez Bridge Opens to Traffic

Antlers Bridge (Segmental Cast-in-Place Cantilever)

Antlers Bridge (Segmental Cast-in-Place Cantilever)

Pearl Harbor Memorial Bridge (Q Bridge) – Extradosed Stay Cable Bridge

Pearl Harbor Memorial Bridge (Q Bridge) – Extradosed Stay Cable Bridge

South 200 Link Extension, Seattle, WA

South 200 Link Extension, Seattle, WA

New SR-520 Bridge

New SR-520 Bridge

Pitkins Curve Bridge and Rock Shed

Pitkins Curve Bridge and Rock Shed

Duct Machine Up and Running!

Duct Machine Up and Running!

Tilikum Crossing

Tilikum Crossing

New SF-Oakland Bay Bridge Completed

New SF-Oakland Bay Bridge Completed

Presidio Parkway Phases 1 and 2

Presidio Parkway Phases 1 and 2

Two Medicine Reaching Final Stages of Construction

Two Medicine Reaching Final Stages of Construction

SDI Acquires Avar’s PT Division

SDI Acquires Avar’s PT Division

Pearl Ridge

Pearl Ridge

SDI Completes Work on San Onofre Steam Generator Replacement

SDI Completes Work on San Onofre Steam Generator Replacement

SF – Oakland Bay Bridge – YBI Transition Structure

SF – Oakland Bay Bridge – YBI Transition Structure

Golden Pass LNG Project in Texas

Golden Pass LNG Project in Texas

Allegheny River Bridge Construction Completed in Pennsylvania

Allegheny River Bridge Construction Completed in Pennsylvania

Clarian APM O&M Update

Clarian APM O&M Update

McCarran / Tropicana

McCarran / Tropicana

SDI Gives Bronx Zoo Monorail a New Lease on Life

SDI Gives Bronx Zoo Monorail a New Lease on Life

California’s Eel River Bridge Employing SDI Post-Tensioning Materials & Installation Labor

California’s Eel River Bridge Employing SDI Post-Tensioning Materials & Installation Labor

Folsom Dam Bypass Bridge Construction Complete Near Sacramento

Folsom Dam Bypass Bridge Construction Complete Near Sacramento

Hawaii’s Hilton Waikoloa People Mover Undergoes Extensive Renovation

Hawaii’s Hilton Waikoloa People Mover Undergoes Extensive Renovation

Minneapolis Airport APM O&M Update

Minneapolis Airport APM O&M Update

Award Winning Bicycle–Pedestrian Bridge joining Cupertino and Sunnyvale, CA

Award Winning Bicycle–Pedestrian Bridge joining Cupertino and Sunnyvale, CA

World’s First Floating LNG Terminal Uses SDI Know-How

World’s First Floating LNG Terminal Uses SDI Know-How

SDI Repairs Civic Center Parking Structure

SDI Repairs Civic Center Parking Structure

Hoover Dam Bridge

Hoover Dam Bridge

SDI Performs First-Ever U.S. Cryogenic Testing of Post-Tensioning Tendons

SDI Performs First-Ever U.S. Cryogenic Testing of Post-Tensioning Tendons

Bay Bridge Skyway Project Complete

Bay Bridge Skyway Project Complete

Guido Schwager Receives Career Contribution Award From the American Segmental Bridge Institute

Guido Schwager Receives Career Contribution Award From the American Segmental Bridge Institute

New Devil’s Slide Bridge Utilizing SDI Form Travelers, Post-Tensioning Materials & Installation Services

New Devil’s Slide Bridge Utilizing SDI Form Travelers, Post-Tensioning Materials & Installation Services

SDI Dismantles, Stores, Upgrades and Re-Installs the Bellagio People Mover System in Las Vegas

SDI Dismantles, Stores, Upgrades and Re-Installs the Bellagio People Mover System in Las Vegas

SDI Supplying Post-Tensioning System for Seattle Sound Transit Light Rail Project

SDI Supplying Post-Tensioning System for Seattle Sound Transit Light Rail Project

First U.S.-Supplied Post-Tensioning Project in Russia

First U.S.-Supplied Post-Tensioning Project in Russia

Clarian People Mover Gains Ground as New Indianapolis Icon

Clarian People Mover Gains Ground as New Indianapolis Icon

First Self-Propelled Unitrax™ Installed at Primadonna Resort Near Las Vegas

First Self-Propelled Unitrax™ Installed at Primadonna Resort Near Las Vegas

SDI Doubles Passenger Capacity for Primm Valley Shuttle System

SDI Doubles Passenger Capacity for Primm Valley Shuttle System