Specialty Structures – Page 38

Nekoosa Paper Architectural Package – No. 14 Recovery Boiler

Nekoosa Paper Architectural Package – No. 14 Recovery Boiler https://www.southlandholdings.com/wp-content/uploads/Southland_Holdings_Stacked.png 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/Southland_Holdings_Stacked.png September 23, 2025 September 23, 2025

Completed in 1991 Project Details Owner: Nekoosa Paper, Inc. Location: Nekoosa, Wisconsin, United States Performed as: Johnson Bros. Corporation Project value: $1,368,755.00 Completion Date: 1991

Little Snake Diversion Pipeline – Claims

Little Snake Diversion Pipeline – Claims https://www.southlandholdings.com/wp-content/uploads/Southland_Holdings_Stacked.png 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/Southland_Holdings_Stacked.png September 23, 2025 September 23, 2025

Completed in 1991 Project Details Owner: Cheyenne Board of Public Utilities Location: Cheyenne, Wyoming, United States Performed as: Johnson Bros. Corporation Project value: $169,898.00 Completion Date: 1991

Boise Cascade – New Intake Structure to Hydro Plant

Boise Cascade – New Intake Structure to Hydro Plant https://www.southlandholdings.com/wp-content/uploads/Southland_Holdings_Stacked.png 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/Southland_Holdings_Stacked.png September 23, 2025 September 23, 2025

Completed in 1991 Project Details Owner: Boise Cascade Location: International Falls, Minnesota, United States Performed as: Johnson Bros. Corporation Project value: $2,247,121.00 Completion Date: 1991

Treatment Plant – Litchfield

Treatment Plant – Litchfield https://www.southlandholdings.com/wp-content/uploads/Southland_Holdings_Stacked.png 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/Southland_Holdings_Stacked.png September 23, 2025 September 23, 2025

Completed in 1991 Project Details Location: Litchfield, Minnesota, United States Performed as: Johnson Bros. Corporation Project value: $220,882.00 Completion Date: 1991

Pfizer Specialty Materials Co., Concrete Foundations

Pfizer Specialty Materials Co., Concrete Foundations https://www.southlandholdings.com/wp-content/uploads/Southland_Holdings_Stacked.png 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/Southland_Holdings_Stacked.png September 23, 2025 September 23, 2025

Completed in 1991 Project Details Owner: Metro Building Systems, Inc. Location: International Falls, Minnesota, United States Performed as: Johnson Bros. Corporation Project value: $333,677.00 Completion Date: 1991

Airport to West Expanded Floodwalls

Airport to West Expanded Floodwalls https://www.southlandholdings.com/wp-content/uploads/2025/09/Airport%20to%20West%20Eslanade%20Floodwall_001.jpg 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/2025/09/Airport%20to%20West%20Eslanade%20Floodwall_001.jpg September 23, 2025 September 23, 2025

Completed in 1991 Project Details Owner: U.S. Army Corps of Engineers Location: New Orleans, Louisiana, United States Performed as: Johnson Bros. Corporation Project value: $6,092,394.00 Completion Date: 1991

Lock & Dam #2 – Dam Rehabilitation & Repair

Lock & Dam #2 – Dam Rehabilitation & Repair https://www.southlandholdings.com/wp-content/uploads/2025/09/Lock%20and%20Dam%20Hastings_001.jpg 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/2025/09/Lock%20and%20Dam%20Hastings_001.jpg September 23, 2025 September 23, 2025

Completed in 1991 Project Details Owner: U.S. Army Corps of Engineers Location: Hastings, Minnesota, United States Performed as: Johnson Bros. Corporation Project value: $6,060,191.00 Awards: 1990 – U.S. Army Corps…

Burlington Northern Railroad Bridge Removal

Burlington Northern Railroad Bridge Removal https://www.southlandholdings.com/wp-content/uploads/2025/09/Winona%20Bridge%20Removal_001.jpg 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/2025/09/Winona%20Bridge%20Removal_001.jpg September 23, 2025 September 23, 2025

Completed in 1991 Project Details Owner: Burlington Northern – Sante Fe Railroad (BNSF) Location: Winona, Minnesota, United States Performed as: Johnson Bros. Corporation Project value: $449,505.00 Completion Date: 1991

DM&IR Bridge – Removal & Replacement Sheet Piling (Dock # 2)

DM&IR Bridge – Removal & Replacement Sheet Piling (Dock # 2) https://www.southlandholdings.com/wp-content/uploads/Southland_Holdings_Stacked.png 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/Southland_Holdings_Stacked.png September 23, 2025 September 23, 2025

Completed in 1991 Project Details Owner: DM&IR Railway Location: Two Harbors, Minnesota, United States Performed as: Johnson Bros. Corporation Project value: $126,760.00 Completion Date: 1991

DM&IR Railroad Bridge Painting – One Bridge

DM&IR Railroad Bridge Painting – One Bridge https://www.southlandholdings.com/wp-content/uploads/Southland_Holdings_Stacked.png 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/Southland_Holdings_Stacked.png September 23, 2025 September 23, 2025

Completed in 1991 Project Details Owner: DM&IR Railway Location: Duluth, Minnesota, United States Performed as: Johnson Bros. Corporation Project value: $122,000.00 Completion Date: 1991