Water Resources – Page 10 – Southland Holdings

S. I35 Onion Creek Wastewater Interceptor – Rinard to Slaughter

S. I35 Onion Creek Wastewater Interceptor – Rinard to Slaughter https://www.southlandholdings.com/wp-content/uploads/2025/09/Onion-Creek_001.jpg 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/2025/09/Onion-Creek_001.jpg September 23, 2025 September 23, 2025

Completed in 2013 by Southland Contracting, the S. I35 Onion Creek Wastewater Interceptor – Rinard to Slaughter Project consisted of the installation of approximately 5,024 linear feet of tunnel for…

Eastside Water Supply Project Raw Water Intake Tunnel

Eastside Water Supply Project Raw Water Intake Tunnel https://www.southlandholdings.com/wp-content/uploads/2025/09/Eastside%20Raw%20Water%20Intake%20Tunnel_01.JPG 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/2025/09/Eastside%20Raw%20Water%20Intake%20Tunnel_01.JPG September 23, 2025 September 23, 2025

Completed in 2013 by Southland Contracting, the Eastside Water Supply Project Raw Water Intake Tunnel Project consisted of the construction of one 45-ft-diameter shaft 170 ft deep; 6,000 lf of…

Magnolia Stormwater Forcemain Phase 1

Magnolia Stormwater Forcemain Phase 1 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 2014 by Southland Contracting, the Magnolia Stormwater Forcemain Phase 1 Project consisted of the excavation of approximately 4,500 linear feet of 60-inch diameter force main in sandy soils.…

Lake Mead Intake Tunnel No. 3

Lake Mead Intake Tunnel No. 3 https://www.southlandholdings.com/wp-content/uploads/2025/09/Lake%20Mead%20Intake%20Tunnel_001.jpg 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/2025/09/Lake%20Mead%20Intake%20Tunnel_001.jpg September 23, 2025 September 23, 2025

Completed in 2014 by Southland Contracting, the Lake Mead Intake Tunnel No. 3 Project consisted of the construction of a deep-water intake, a pumping station, and a large-diameter water supply…

Blue River No. 21

Blue River No. 21 https://www.southlandholdings.com/wp-content/uploads/2025/09/Blue%20River%2021_001.png 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/2025/09/Blue%20River%2021_001.png September 23, 2025 September 23, 2025

Completed in 2014 by Southland Contracting, the Blue River No. 21 Project consisted of the construction and furnishment of approximately 1,120 linear feet of 48-inch diameter casing pipe with 30-inch…

East Bank – West Bank Sewer Interceptor

East Bank – West Bank Sewer Interceptor 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 2015 by Southland Contracting, the East-West Bank Sewer Interceptor Project consisted of the construction of approximately 3,350 linear feet of 118-inch outside diameter (OD) Tunnel Boring Machine (TBM)…

Shepard Drive Drainage and Paving

Shepard Drive Drainage and Paving https://www.southlandholdings.com/wp-content/uploads/2025/09/Shepard%20Drive%20Drainage%20and%20Paving_01.jpg 1000 751 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/2025/09/Shepard%20Drive%20Drainage%20and%20Paving_01.jpg September 23, 2025 September 23, 2025

Completed in 2015 by Southland Contracting, the Shepherd Drive Drainage and Paving Improvements Project consisted of the removal of existing monolithic and reinforced concrete pipe (RCP) storm sewers and the…

C-13 Broadway Corridor Project, Package A

C-13 Broadway Corridor Project, Package A 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 2016 by Southland Contracting, the C-13 Broadway Corridor Project, Package A Project consisted of approximately 500 linear feet of 120-inch tunnel for a three barrel inverted siphon, siphon…

Jollyville Transmission Main

Jollyville Transmission Main https://www.southlandholdings.com/wp-content/uploads/2025/09/Jollyville%20Transmission%20Main_01.jpg 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/2025/09/Jollyville%20Transmission%20Main_01.jpg September 23, 2025 September 23, 2025

Completed in 2015 by Southland Contracting, the Jollyville Water Transmission Main Project was necessary to transport water from Water Treatment Plant No. 4 to the Jollyville Reservoir where it will…

48-inch Bachman Wastewater Interceptor

48-inch Bachman Wastewater Interceptor https://www.southlandholdings.com/wp-content/uploads/2025/09/48-inch%20Bachman%20WW%20Interceptor_01.JPG 1000 750 Southland Holdings Southland Holdings https://www.southlandholdings.com/wp-content/uploads/2025/09/48-inch%20Bachman%20WW%20Interceptor_01.JPG September 23, 2025 January 21, 2026

Completed in 2016 by Southland Contracting, the 48-Inch Bachman Lake Wastewater Interceptor Project is a noteworthy micro tunnel boring machine (MTBM) project situated in Dallas, Texas. This substantial undertaking spans…