RVAH20 Flow - Construction
Melissa Williams
Created on November 21, 2024
Over 30 million people build interactive content in Genially.
Check out what others have designed:
SLYCE DECK
Personalized
LET’S GO TO LONDON!
Personalized
ENERGY KEY ACHIEVEMENTS
Personalized
HUMAN AND SOCIAL DEVELOPMENT KEY
Personalized
CULTURAL HERITAGE AND ART KEY ACHIEVEMENTS
Personalized
DOWNFALLL OF ARAB RULE IN AL-ANDALUS
Personalized
ABOUT THE EEA GRANTS AND NORWAY
Personalized
Transcript
INTERIM PLAN CONSTRUCTION
James River
FINAL PLAN CONSTRUCTION
The Interim Plan identified ten projects that will reduce CSO volume by approximately 180 million gallons on average per year. These projects are on track to be complete by July 1, 2027 to comply with the City’s Consent Order deadlines.
4
3
2
5
6
7
9
8
1
10
Project in Design Phase
COMBINED SEWER SYSTEM
WATER BODY
SEPARATE SEWER SYSTEM
Project in Construction Phase
CSO 019B Diversion
CSO 020 Diversion
CSO 040 Inline Storage
CSO 019A Diversion
Level 2 Controls
CSO 021 Inline Storage
Level 1 Controls
CSO 004 Regulator Replacement
CSO 039 Underflow Control
CSO 024 Underflow Control
INTERIM PLAN CONSTRUCTION
James River
FINAL PLAN CONSTRUCTION
The Final Plan report was approved by the Virginia Department of Environmental Quality on August 8, 2024. This plan identified four projects that will exceed the performance requirements of the City’s 2005 Consent Order and further assist the City in meeting the 2010 James River Bacteria TMDL for the Gillies Creek and Almond Creek tributaries.
1
4
3
2
Project in Design Phase
COMBINED SEWER SYSTEM
WATER BODY
SEPARATE SEWER SYSTEM
Project in Planning Phase
SOUTHSIDE #1 STORAGE FACILITY
Shockoe #1 HRD Facility
Gillies Creek # 1 Storage Facility
Hilton Street #1 CSS Separation
INTERIM PLAN CONSTRUCTION PROJECT
Level 1 Controls (SRB and Hampton/McCloy Tunnel)
Purpose: Automate the drainage of the 35-MG Shockoe Retention Basin and the 7-MG Hampton/McCloy storage tunnel. Annual Overflow Volume Reduction (MG): 79Construction Cost: $2 MEstimated Completion Date: Fall 2025
INTERIM PLAN DESIGN PROJECT
CSO 040 Inline Storage
Purpose: Installation of a new in-line storage structure.Annual Overflow Volume Reduction (MG): 12Construction Cost: $4 MEstimated Completion Date: Fall 2026
FINAL PLAN CONSTRUCTION PROJECT
Southside #1 Storage Facility
Purpose: New storage facility that will reduce approximately 25 overflow events per year.Annual Overflow Volume Reduction (MG): 83Construction Cost: $160 MEstimated Completion Date: Fall 2034
INTERIM PLAN CONSTRUCTION PROJECT
CSO 039 Underflow Control
Purpose: Install controls to convey additional wet weather flow to downstream sewer as capacity is available.Annual Overflow Volume Reduction (MG): 4Construction Cost: $1 MEstimated Completion Date: Fall 2025
FINAL PLAN CONSTRUCTION PROJECT
Shockoe #1 High-Rate Disinfection Facility
Purpose: New 1,000-MGD high-rate disinfection facility that will be constructed within the existing Shockoe Retention Basin.Annual Overflow Volume Reduction (MG): 691Construction Cost: $340 MEstimated Completion Date: Fall 2034
FINAL PLAN DESIGN PROJECT
Gillies Creek #1 Storage Facility
Purpose: New storage facility that will reduce approximately 12 overflow events to Gillies Creek per year.Annual Overflow Volume Reduction (MG): 4Construction Cost: $30 MEstimated Completion Date: Fall 2026
INTERIM PLAN DESIGN PROJECT
CSO 019B Diversion
Purpose: Install controls to divert flow between the Shockoe Retention Basin and the Hampton/McCloy storage tunnel.Annual Overflow Volume Reduction (MG): 2Construction Cost: $1 MEstimated Completion Date: Fall 2026
INTERIM PLAN DESIGN PROJECT
CSO 020 Diversion
Purpose: Install controls to divert flow between the Shockoe Retention Basin and the Hampton/McCloy storage tunnel.Annual Overflow Volume Reduction (MG): 9Construction Cost: $2 MEstimated Completion Date: Summer 2026
INTERIM PLAN DESIGN PROJECT
CSO 019A Diversion
Purpose: Install controls to divert flow between the Shockoe Retention Basin and the Hampton/McCloy storage tunnel.Annual Overflow Volume Reduction (MG): 10Construction Cost: $1 MEstimated Completion Date: Fall 2026
CSO 004 Regulator Replacement
Purpose: Regulator replacement to provide inline storage and convey additional wet weather flow to downstream sewer as capacity is available. Annual Overflow Volume Reduction (MG): 5Construction Cost: $17 MEstimated Completion Date: Summer 2025
INTERIM PLAN CONSTRUCTION PROJECT
INTERIM PLAN DESIGN PROJECT
Level 2 Controls (WWTP Main PS)
Purpose: Optimize the operation of the WWTP Main PS to maximize the use of the 140 MGD WWTP. Annual Overflow Volume Reduction (MG): 41Construction Cost: $0.5 MEstimated Completion Date: Spring 2026
INTERIM PLAN DESIGN PROJECT
CSO 021 Inline Storage
Purpose: Regulator Replacement to utilize in-line storage. Annual Overflow Volume Reduction (MG): 16Construction Cost: $5 MEstimated Completion Date: Fall 2026
FINAL PLAN DESIGN PROJECT
Hilton Street #1 CSS Separation
Purpose: Separation of the Hilton Street drainage area that will remove CSO overflow events to Almond Creek.Annual Overflow Volume Reduction (MG): 7Construction Cost: $35 MEstimated Completion Date: Fall 2026
INTERIM PLAN CONSTRUCTION PROJECT
CSO 024 Underflow Control
Purpose: Install controls to convey additional wet weather flow to downstream sewer as capacity is available.Annual Overflow Volume Reduction (MG): 4Construction Cost: $0.5 MEstimated Completion Date: Fall 2025