HomeMy WebLinkAboutWPO201500058 Correspondence WPO VSMP 2018-03-20 Contech Engineered Solutions LLC
Cr-do--NTECH® 9025 Centre Pointe Drive,Suite 400 ENGINEERED SOLUTIONS Phone:st (513)645-OH 500 efiiteria:
Phone:(513)645-7000
www.ContechES.com
Contech Activation Letter - Filterra
MEB General Contractors, Inc March 20, 2018
Attn:John Thornton
2382 Lanier Rd
Rockville,VA 23146
Project Name: Moores Creek Water Facility
Project Jurisdiction: Charlottesville,VA
Mr.Thornton,
This 2 page letter should be used as official notification to your local jurisdiction with regard to the activation of your
Filterra Systems.
Please be advised that after installation (not by Contech),the Filterra stormwater treatment units were activated on
03/16/2018. Activation refers to bringing the unit into operation by removing the protective boards as well
as installing the plant and mulch layer.
The 1 year maintenance agreement included with the purchase of this product is currently in effect and will expire on
03/16/2019.
The second page of this letter contains a list of each Filterra unit that is covered by this activation letter.
Please feel free to contact me if any additional information is needed.
Sincerely,
Don Personett
Activation and Maintenance Coordinator
Contech Engineered Solutions, LLC
1 of 2 3/20/2018 10:44 AM
Hazen
Hazen and Sawyer
4011 WestChase Boulevard,Suite 500
Raleigh, North Carolina 27607
November 13, 2015
County of Albemarle
401 McIntire Road
Charlottesville, VA 22902
Attn: Max Greene, Engineer
Re: Moores Creek AWRRF
Odor Control Improvements
Amendment to WPO#2_9.1 OD838
Dear Mr. Greene:
In response to minor changes at the Moores Creek AWRRF Odor Control Improvements, we
have submitted an updated narrative report and plans detailing the following changes:
Narrative Changes:
- Filterra drainage areas have been updated
- Limits of disturbance has been changed
Plans Changes:
- Filterra has been moved to capture a different drainage area (Sheet C13)
- Limits of disturbance have been updated to reflect moved Filterra (Sheet C13)
Please don't hesitate to contact me with any questions or concerns.
Sincerely,
HAZEN AND SAWYER
Corinne Wilson, EIT
Assistant Engineer
i.r
Hazen
Hazen and Sawyer
4011 WestChase Boulevard, Suite 500
Raleigh, North Carolina 27607
October 15, 2015
County of Albemarle
401 McIntire Road
Charlottesville, VA 22902
Attn: Max Greene, Engineer
Re: Moores Creek AWRRF
Odor Control Improvements
Amendment to WPO#201300038
Dear Mr. Greene:
In response to minor changes at the Moores Creek AWRRF Odor Control Improvements, we
have submitted an updated narrative report and plans detailing the following changes:
Narrative Changes:
- Mitigation areas have been updated
- Limits of disturbance has been changed
Plans Changes:
- Limits of disturbance have been updated per minor adjustments to process piping.
- Sheet layout views have been updated and condensed to fewer sheets.
- Sheet numbering has changed as a result of the revised sheet layouts.
- Standalone mitigation plan has been removed. Planting quantities table has been
added to Sheet Cl, and mitigation area added to Sheet C11.
- Planting quantities have been increased (Sheet C1)
- A detail for an internal bypass has been added (referring to Filterra Unit #1) (Sheet
C2)
- Mitigation area has been updated to reflect added disturbance within the buffer
(Sheet C11)
Please don't hesitate to contact me with any questions or concerns.
Sincerely,
HAZEN AND SAWYER
C-- ('
Corinne Wilson, EIT
Assistant Engineer