Project Updates

For South Cross Bayou Advanced Water Reclamation Facility

  • Completed road base fine grade
  • Completed Odor Control slab on grade
  • Began installation of Odor Control equipment and piping
  • Began installation of South Primary facility coating system


Looking Ahead: Week of May 2, 2022

  • Continue installation of Redundant Force Main piping
  • Continue installation of Odor Control equipment
  • Complete South Primary influent coating system
  • Begin handrail modifications throughout South Cross Bayou facility

  • Completed final site grading
  • Continued installation of Odor Control system slab
  • Completed demolition of existing Headworks structure
  • Completed cleaning of existing grit structure
  • Continued installation of North Facility coating system


Looking Ahead: Week of April 11, 2022

  • Continue placing road base and prep for asphalt
  • Complete concrete placement for Odor Control system slab
  • Remove North Primary temporary pump
  • Complete North Facility coating system

  • Continued final site grading.
  • Began forming Odor Control slab and placing under slab piping.
  • Completed demolition of existing Headworks structure.
  • Continued cleaning of existing grit structure.
  • Continued rehabilitation work at the North Grit Removal Building.


Looking Ahead: Week of March 28, 2022

  • Continue grading and placing road base.
  • Complete forming and final grade Odor Control slab. Begin placing rebar.
  • Continue rehabilitation work at North Grit Removal Building.
  • Begin installation of North Facility coating system.

  • Completed forming and placing rebar for Redundant Force Main slab.
  • Began final site grading.
  • Continued demolition of existing Headworks structure.
  • Continued cleaning of existing grit structure.
  • Began placing FRP pipe.
  • Began rehabilitation work at the North Grit Removal Building


Looking Ahead: Week of March 14, 2022

  • Continue demolition of existing Headworks structure.
  • Continue rehabilitation work at North Grit Removal Building.
  • Pour Redundant Force Main slab.
  • Continue final site grading.

  • Began removing HDPE piping going into Grit Buildings.
  • Poured and stripped forms for parking lot curb.
  • Continued placing 42” Redundant Force Main (RFM) piping.
  • Removed bar screens from existing headworks.


Looking Ahead: Week of February 18, 2022

  • Begin demolition of existing headworks structure.
  • Continue removal of 60” HDPE bypass piping.
  • Begin rehabilitation work at North and South Grit Buildings.
  • Complete exterior pipe coatings.

  • Removed existing headworks temporary bypass piping.
  • Completed cleaning headworks, screens, and existing grit structure.
  • Formed parking lot curb on southeast of structure.
  • Continued exterior pipe coatings.

Looking Ahead: Week of February 21, 2022

  • Complete Redundant Force Main Slab.
  • Begin removal of 60” HDPE from grit buildings.
  • Pour and strip forms for concrete parking lot curb.
  • Begin placing 42” Redundant Force Main piping.
  • Continue exterior pipe coatings.

  • Crews removed the existing coatings within the septage receiving holding tanks.
  • Crews placed the east vortex 1st lift walls, and north and south beams.
  • Crews also formed and placed rebar for the influent channel and poured the electrical building slab.


Looking Ahead: Week of February 15th, 2021

Crews will continue to tie and set forms for the influent channel walls and vortex deck.

Construction crews poured the effluent box number 2, the west vortex grit removal concrete walls and the concrete columns. Crew also formed and placed rebar for the east influent channel walls and the electrical building slab.

Crews began to remove the existing coatings within the septage receiving holding tanks

Looking Ahead: Week of February 15th, 2021

  • Crews will continue to form and place rebar for the influent channel and pour the electrical building slab.
  • Crews will also begin coating the interior of the septage receiving holding tanks.

Construction crews completed the reinforcement and the first pour for the Effluent Channel wall.

Crews also poured the Septage Receiving upper slab and retaining wall.

Looking Ahead: Week of February 1st, 2021

  • Crews will form, place and finish the second Effluent Channel wall pour and continue reinforcing the Vortex Grit Removal Walls.

Construction crews formed, placed and finished the Headworks south and center slab and began to set the reinforcement for the Effluent Channel Walls.

The crew also set the rebar and forms in preparation for the Septage Receiving upper slab and retaining wall which is scheduled to pour next week.

Looking Ahead: Week of January 25th, 2021

  • Crews will pour the Septage Receiving upper slab and retaining wall.
  • Crews will also continue to prepare for the Effluent Channel wall pour scheduled for next Friday.

Crews completed the excavation of the Septage Receiving slab, completed concrete placement of the lower drain slab, and began placement of the Baffle Wall rebar.

Crews also began to form the Headworks slab in preparation for rebar placement.

Looking Ahead: Week of January 11th, 2021

  • Construction crews will form, place, and finish the Septage Receiving Baffle Wall and begin reinforcing the upcoming Septage Receiving upper slab.
  • Crews will also form, place, and finish the Headworks North slab, which will be completed in three separate concrete pours.

Crews continued the installation of the Headworks underslab drain piping and conduits.

Looking Ahead: Week of December 21st, 2020

  • Construction crews will continue the installation of the Headworks underslab drain piping and conduits.

Crews formed, placed and finished the new wall on the south end of the Septage Receiving Facility and began the installation of the under slab drain piping and backfill for the new Headworks foundation slab.

Looking Ahead: Week of December 14th, 2020

  • Construction crews will continue the installation of the Headworks underslab drain piping and conduits.

Crews completed the placement of concrete for the 54- inch Effluent Raw Sewage (RS) line located at the north end of the new Headworks Facility. Crews also completed installation of the new 42-inch Effluent RS line, including rebar and formwork, in preparation to pour concrete for the pipe encasement on Friday, December 4 th . The demolition subcontractor completed removal of the existing sheeting located at the north end of the Septage Receiving Facility.

Looking Ahead: Week of December 7th, 2020

  • Construction crews will form, place, and finish the new wall on the south end of the Septage Receiving Facility.
  • Construction crews will begin installation of the under slab drain piping and backfill for the new Headworks foundation slab.

Crews completed the demolition and removal of all underground piping at the Grit Removal Structure and the demolition of the septage receiving walls 5 feet below grade. Crews also placed the 54-inch raw sewage (RS) line from the headworks effluent box to the existing north train pipe in preparation for the pipe encasement, which is scheduled for next week.

Looking Ahead: Week of November 23rd, 2020

  • Construction crews will form place and finish the 54-inch RS pipe encasement.
  • Due to the nature of construction activities, there will be an increase in construction noise at the site.
  • The demolition work is expected to continue for the next 2 weeks, weather permitting.

Crews completed cutting and removing the 54-inch Ductile Iron (DI) Raw Sewage (RS) Line and 42-inch DI RS Line to allow for the new piping installation. Crews also completed cutting the 60-inch Carbon Steel (CS) RS Line to allow for demolition and removal of all underground piping at the Grit Removal Structure, which will be completed next week.

Crews continued demolition of the septage receiving walls 5 feet below grade.

Looking Ahead: Week of November 16th , 2020

  • Construction crews will complete demolition of the Septage Receiving Structure and the buried 42-inch Reinforced Concrete Pipe (RCP).
  • Crews will complete installation of the new 54- inch DI effluent piping.
  • Due to the nature of construction activities, there will be an increase in construction noise at the site.
  • The demolition work is expected to continue for the next 2 weeks, weather permitting.

Crews continued demolition of the existing Grit Structure slab and buried piping, as well as continued demolition of the Septage Receiving Holding Tanks upper slabs and equipment.

Looking Ahead: Week of November 9th , 2020

  • Construction crews will complete demolition of the Grit Structure slab and buried piping and Septage Receiving Structure.
  • Due to the nature of construction activities, there will be an increase in construction noise at the site.
  • The demolition work is expected to continue for the next 2-3 weeks, weather permitting.

Crews continued demolition of the existing Grit Structure walls and lower slab, as well as began demolition of the Septage Receiving Holding Tanks upper slabs and equipment.

Looking Ahead: Week of November 2, 2020

  • Construction crews will continue demolition of the existing Grit Structure slab, as well as the Septage Receiving Holding Tanks.
  • Due to the nature of construction activities, there will be an increase in construction noise at the site.
  • The demolition work is expected to continue for the next 3-4 weeks, weather permitting.

Crews began demolition of the existing Grit Structure walls and upper slab, as well as began preparation to demo the Septic Receiving Holding Tanks.

Looking Ahead: Week of October 26th , 2020

  • Construction crews will continue demolition of the existing Grit Structure walls and slab, as well as the Septage Receiving Holding Tanks.
  • Due to the nature of construction activities, there will be an increase in construction noise at the site.
  • The demolition work is expected to continue for the next 4-5 weeks, weather permitting.

Crews de-energized the existing Grit Structure and removed wiring / electrical components while preparing the site and structure for demolition.

Looking Ahead: Week of October 19th, 2020

  • Construction crews will begin the demolition of the existing Grit Structure walls and slab, as well as the Septage Receiving Holding Tanks on October 19th , 2020.
  • Due to the nature of construction activities, there will be an increase in construction noise at the site beginning on October 19th, 2020.
  • The demolition work is expected to take 5-6 weeks, weather permitting.

Crews de-energized the existing Grit Structure and removed wiring / electrical components while preparing the site and structure for demolition.

Looking Ahead: Week of October 12th, 2020

  • Construction crews will begin the demolition of the existing Grit Structure walls and slab, as well as the Septage Receiving Holding Tanks.
  • Due to the nature of construction activities, there will be an increase in construction noise at the site beginning on October 12, 2020.
  • The demolition work is expected to take 5-6 weeks, weather permitting.

Construction crews completed the installation of the 12-inch lift station no. 2, 36-inch Influent Pump Station and the Headworks 42- inch bypass from 54th Avenue and successfully placed the bypasses into service. Crews removed the existing 60-inch steel 90-degree fitting and completed the installation of the 60-inch 90-degree high-density polyethylene (HDPE) piping ahead of schedule and verified there were no leaks.

Garney completed capping the north and south Primary pipes and removed all temporary bypass piping and linestops. The team released flow back to the existing Headworks to achieve bypassing the Grit Structure, which allows the electrical shutdown of the Grit Structure to take place and demolition to commence.

Looking Ahead: Week of October 5th , 2020

  • Crews will clean up and regrade the area in preparation for the Grit Structure demolition.

Crews completed the installation of the 42-inch high-density polyethylene (HDPE) piping, 36-inch valve, 42-inch Linestop and manual bar screens to allow the revised bypass plan to commence.

Construction crews also completed the installation of a new 12-inch HDPE bypass from Plant Drain Lift Station No. 2 to the existing Grit Facility and placed it into service.

Looking Ahead: Week of September 28th , 2020

  • Construction crews will install hydraulic pumps in the 60-inch riser pipe at the Grit Facility and place the headworks 42-inch bypass from 54th Avenue into service. Crews will reconfigure the piping to divert wastewater flow from the Headworks to the completed 60-inch tie-in. Once complete, a similar sequence of events will be followed to revert wastewater flow from the Grit Facility back to the Headworks. This will prepare for the demolition of the Grit Facility. During this procedure, crews will install 36-inch blind flanges on the North and South Primary Clarifier piping.
  • Construction crew will perform 24 hours operations beginning on Monday, September 28, 2020 to complete this process. In order to perform the work, hydraulic pumps will be utilized along with heavy equipment, which will increase construction noise at night. The work is scheduled to be complete on Friday, October 2, 2020, pending weather and other unforeseen circumstances.

Crews completed the installation of the new 30-inch return activated sludge (RAS) ductile iron pipe and removed the linestops and the temporary high-density polyethylene (HDPE) piping.

Looking Ahead: Week of September 21 st , 2020

  • Crews will install the 42-inch Headworks bypass HDPE piping, valve, linestops and manual bar screens.
  • Crews will install a new 12-inch HDPE bypass from Plant Drain Lift Station No. 2 to the existing Grit Facility and place into service.

Crews continued the installation of the new 30-inch return activated sludge (RAS) ductile iron pipe and 42-inch raw sewage (RS) ductile iron pipe and fitting.

Crews removed the original headworks temporary bypass diesel pumps and piping, as well as an existing 42-inch knife gate valve.

Looking Ahead: Week of September 14th , 2020

  • The crew plans to complete the 30-inch RAS tie-in and remove the linestops and temporary high-density-polyethylene (HDPE) piping.
  • Crews will install a new 12-inch HDPE bypass from Plant Drain Lift Station No. 2 to the existing Grit Facility will be placed into service

Crews continue to install the new 30-inch return activated sludge (RAS) ductile iron pipe.

The team began preparations to complete the tie-in of the temporary high-density polyethylene (HDPE) bypass piping to the Headworks discharge. Due to unforeseen flow rates, the installation of the bypass was delayed.

Looking Ahead: Week of September 7th, 2020

  • Construction crews plan on bypassing the entire headworks structure in order to tie-in the HDPE 60-inch bypass piping at the Headworks discharge.

Construction crews capped the 42” buried pipe in preparation for the removal of the 42” valve that is no longer functional.

Garney installed a new 4” valve on an existing reclaimed water (RCW) pipe.

Looking Ahead: Week of August 31st, 2020

  • Construction crews will isolate the 60” buried pipe by filling it with concrete in order to tie in the temporary high-density polyethylene (HDPE) bypass piping to the Headworks discharge. Large diesel pumps will be utilized for this work, which is scheduled to take place 8/31 through 9/4. The work will increase construction noise at night.

Crews have completed the installation of the temporary bypass from the Influent Pump Station to the existing headworks screening structure and placed it into service.

Crews have begun the process of removing an existing buried 42” valve that is no longer functional.

Looking Ahead: Week of August 24th, 2020

  • Construction crews will tie in the temporary high-density polyethylene (HDPE) bypass piping to the Headworks discharge. Large diesel pumps will be utilized for this work, which is scheduled to take place 8/24 through 8/26. The work will increase construction noise at night.

Construction crews completed the installation of the 30-inch relocated Returned Activated Sludge pipe. This pipe is needed for removal of the existing pipe in order to build the new Headworks structure.

Crews also began installation of the temporary bypass from the Influent Pump Station to the existing headworks screening structure.

Looking Ahead: Week of August 17th, 2020

  • Construction crews will tie-in the temporary Influent Pump Station bypass and place it into service. The crews will then begin the process of removing a leaking buried 42” valve.

Construction crews completed the installation of the temporary odor control blower fans.

Construction crews began installation of the 30-inch relocated Returned Activated Sludge pipe. This pipe is needed for removal of the existing pipe in order to build the new Headworks structure.

Looking Ahead: Week of August 10th, 2020

  • The team will continue the installation of the relocated 30-inch Returned Activated Sludge pipe and prepare to connect it to the existing pipeline.

Construction crews completed the installation of the North Grit Weirs at the North Tanks.

The team began the tie-in of the temporary high-density polyethylene (HDPE) bypass piping to the Headworks discharge. Due to an unforeseen leak in one of the existing valves, the installation of the bypass was not completed.

Looking Ahead: Week of August 3rd, 2020

  • The team will continue the installation of the bypass pump system. This work will require 6 large diesel pumps to complete the work, which will increase construction noise for an additional two to three days.

Construction crews completed the installation of the South Grit Weirs Tanks and began the installation of the North Grit Weirs Tanks.

The team completed the installation of the temporary odor control units at the North and South Grit Settlement Tanks, as well as the installation and test operation of the bypass pumping station.

Looking Ahead: Week of July 27, 2020

  • Construction crews will complete the installation of the North Grit Weirs Tanks.
  • The team will begin and complete the tie of the temporary high-density polyethylene (HDPE) bypass piping to the Headworks discharge and verify the operation. This will require 6 large diesel pumps to complete the work, which will increase construction noise for two to three days.

Construction crews continued installation of the temporary odor control units at the North and South Grit Settlement Tanks.

Construction crews began the installation of the South Grit Tank Weirs.

The team began the installation of the bypass pumping system.

Looking Ahead: Week of July 20th, 2020

  • The team will continue the installation of the bypass pumping system.
  • Construction crews will begin the installation of the North Grit Tank Weirs.

Construction crews continued installation of the temporary odor control units at the North and South Grit Settlement Tanks.

Construction crews continued installation of the instrumentation for the temporary bypass system.

Looking Ahead: Week of July 13th, 2020

  • Construction crews will begin installation of the South Grit Tank Weirs.
  • Installation of the temporary odor control units will continue at the North and South Grit Settlement Tanks.
  • The team will begin installation of the bypass pumping system.

Construction crews began installation of the temporary odor control units at the North and South Grit Settlement Tanks.

Construction crews continued preparing the existing Grit Settling Tanks for the temporary bypass system.

Looking Ahead: Week of July 6th, 2020

  • Construction crews will continue installation of the temporary odor control units at the North and South Grit Settlement Tanks
  • Construction crews will begin installation of the instrumentation for the temporary bypass system.

Construction crews continued preparing the existing Grit Settling Tanks for the temporary bypass system.

Looking Ahead: Week of June 29th, 2020

  • Construction crews will begin installation of the temporary odor control units at the North and South Grit Settlement Tanks.

Construction crews completed the installation of the 63” HDPE temporary bypass piping that will connect the existing headworks to the previously installed 48” and 54” bypass piping.

Looking Ahead: Week of June 22nd, 2020

  • Crews will continue preparing the existing grit settling tanks for the temporary bypass system

Construction crews completed the installation of the below-grade dewatering system. The dewatering system will lower the groundwater at the project site in order to install the new below-grade pipes.

Construction crews continued the installation of the 63” HDPE temporary bypass piping that will connect the existing headworks to the previously installed 48” and 54” bypass piping.

Looking Ahead: Week of June 15th, 2020

  • Crews will finish the installation of the 63” HDPE temporary piping.
  • Crews will begin preparing the existing Grit Settling Tanks for the temporary bypass system.

Construction crews continued installing the below-grade dewatering system. When completed, the dewatering system will lower the groundwater at the project site in order to install the new below-grade pipes.

Construction crews began installation of the 63” HDPE temporary bypass piping that will connect the existing headworks to the previously installed 48” and 54” bypass piping.

Looking Ahead: Week of June 8th, 2020

  • Crews will continue the installation of the below-grade dewatering system and the 63” HDPE temporary piping.

Crews completed the installation of 1,300 linear feet of 54” and 48” high-density polyethylene (HDPE) temporary Grit Removal Structure bypass piping.

Construction crews continued installing the below-grade dewatering system. When completed, the dewatering system
will lower the groundwater at the project site in order to install the new below-grade pipes.

Looking Ahead: Week of June 1st, 2020

  • Crews will continue the installation of the below-grade dewatering system.
  • Crews will begin installation of the 63” HDPE temporary bypass piping that will connect the existing headworks to the previously installed 48” and 54” bypass piping.