Tunnels – Page 23 – Southland Holdings

Arcadia Lake Water Treatment Plant (ALWTP) Intake and Low Level Pump Station

Arcadia Lake Water Treatment Plant (ALWTP) Intake and Low Level Pump Station 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 2025 by Oscar Renda Contracting, the Arcadia Lake Water Treatment Plant (ALWTP) Intake and Low Level Pump Station project consisted of a new Arcadia Lake Intake and Pump…

North End Sewage Treatment Plant (NEWPCC) Upgrade: Headworks Facilities

North End Sewage Treatment Plant (NEWPCC) Upgrade: Headworks Facilities 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 2026 by Oscar Renda Contracting, the North End Sewage Treatment Plant (NEWPCC) Upgrade: Headworks Facilities project consisted of new headworks facility that entails construction of raw sewer pump…

Garden Villas Sanitary Sewer

Garden Villas Sanitary Sewer 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 1996 by Oscar Renda Contracting, the Garden Villas Sanitary Sewer project consisted of Micro tunnels and structures. Project Details Owner: City of Houston Location: Houston, Texas, United States…

West Montgomery Sanitary Sewer

West Montgomery Sanitary Sewer 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 1996 by Oscar Renda Contracting, the West Montgomery Sanitary Sewer project consisted of 48-inch to 36-inch micro tunnels and concrete structures. Project Details Owner: City of Houston Location:…

Town Branch Relief Waste – Water Mains

Town Branch Relief Waste – Water Mains 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 by Oscar Renda Contracting, the Town Branch Relief Waste Water Mains project consisted of approximately 485 linear feet of 54-inch, 452 linear feet of 48-inch rock…

Cottonwood Creek Parallel Sewer Line Phase II

Cottonwood Creek Parallel Sewer Line Phase II 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 by Oscar Renda Contracting, the Cottonwood Creek Parallel Sewer Line Phase II project consisted of the installation of 27-inch PVC by boring and creek crossings at Bryon…

Big Bear Creek Interceptor Extension Section III

Big Bear Creek Interceptor Extension Section III 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 by Oscar Renda Contracting, the Big Bear Creek Interceptor Extension Section III project consisted of the installation of 39-inch reinforced concrete pipe (RCP) with road crossing tunnels.…

Big Bear Creek Interceptor Extension Section II

Big Bear Creek Interceptor Extension Section II 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 by Oscar Renda Contracting, the Big Bear Creek Interceptor Extension Section II project consisted of the installation of 48-inch reinforced concrete pipe (RCP) and 78-inch RCP with…

Ten Mile Creek Regional Relief Interceptor Segment 2

Ten Mile Creek Regional Relief Interceptor Segment 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 by Oscar Renda Contracting, the Ten Mile Creek Regional Relief Interceptor Segment 2 project consisted of the installation of approximately 1,100 linear feet of 66-inch reinforced concrete…

Jefferson Avenue Relief Tunnel

Jefferson Avenue Relief Tunnel 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 by Oscar Renda Contracting, the Jefferson Avenue Relief Tunnel project consisted of 10,500-foot-long 96-inch tunnel for 72-inch fiberglass reinforced pipe with sewer access and meter structures at…