Post Construction Stakeholder Involvement Charles Brown Town of - - PowerPoint PPT Presentation

post construction stakeholder involvement charles brown
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Post Construction Stakeholder Involvement Charles Brown Town of - - PowerPoint PPT Presentation

Post Construction Stakeholder Involvement Charles Brown Town of Cary T OWN O f C ARY Issues to Address Who are the stakeholders Why the need for continuous stakeholder involvement Construction to Post Construction Process (Program


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TOWN Of CARY

Post Construction Stakeholder Involvement Charles Brown Town of Cary

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TOWN Of CARY

Issues to Address

  • Who are the stakeholders
  • Why the need for continuous stakeholder involvement
  • Construction to Post Construction Process (Program

Background)

  • Post Construction the Final Product
  • Long Term Maintenance
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TOWN Of CARY

Post Construction Stakeholders

  • Designers (PE, RLA, etc.) of SCM
  • Design
  • Certification: Initial and Annually
  • Modification
  • HOA/Developer
  • O&M of SCM in perpetuity
  • SCM Contractors
  • Monthly/Quarterly/Annual O&M
  • Annually Certification if qualified
  • Town of Cary
  • Compliance
  • Technical Assistance
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TOWN Of CARY

  • Answer why do we have SCM’s in the first place
  • Construction to Post Construction – When to convert
  • Finalizing - SCM and associated paperwork
  • Letters for Final Compliance
  • Transfer from Developer to Owner (HOA,

Association, etc.)

Stakeholder Issues

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TOWN Of CARY

Stakeholder Issues

  • Inspection Requirements – Forms and who performs them
  • Operation and Maintenance Manuals (what applies)
  • Repairs and/or changes made to SCM that affect

performance and Town not notified

  • What is considered compliant vs non-compliant
  • Common issues with maintenance
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TOWN Of CARY

Construction to Post Construction

  • Program Background
  • Construction to Post Construction
  • S&EC Device to SCM Device
  • Timing of Conversion
  • Timing from Developer to Owner
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TOWN Of CARY

Initial Construction

  • Plan Review
  • Pre-Construction
  • Grading Permit
  • Certificate of Compliance
  • Inspections/Enforcement
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TOWN Of CARY

SCM ACKNOWLEDGEMENT

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TOWN Of CARY

Stormwater Infrastructure Policy

§ 8.1.4 Cary Land Development Ordinance (C) Storm Drainage (d)The Town shall neither have nor accept any responsibility to maintain any storm drainage structures, except for those lying within a Town Right-of-Way or traversing Town-owned property.

  • Glad to provide technical assistance

Right-of-Way Town-owned property

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TOWN Of CARY

Conversion Issues

  • Ensuring the Site is built out

– not just stable!

  • Proper removal and disposal
  • f sediment
  • Ensuring proper volume
  • No impact to the outlet

structure

  • Permanent stabilization
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TOWN Of CARY

  • Ensure compliance of all SCM’s (Private and

Town owned)

  • Ensure property owners maintain legal

responsibilities through the Land Development Ordinance (LDO)

  • Ensure function per O&M Manual: Town will

follow-up on non compliant SCMs and require documentation of re-compliance

  • Track progress, deadlines, ownership

information, photos, inspection reports, and site details

Post Construction Program Goals

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TOWN Of CARY

Town of Cary SCM Records

  • SCM files include:

1) Executed Deed 2) Operation & Maintenance Manuals - Site Specific 3) Maintenance Agreements - Signed 4) Survey Plot recordable w/SCM Access Easements 5) Financial Security Documentation 6) SCM, Access Easement & Agreement Documentation 7) Professional Engineer Certification (30 Days) 8) Soils report for Bioretention Devices 9) Reproducible records drawings

  • The Town of Cary requires a final site visit with engineer

and owner before certificate of compliance letter is issued for SCM

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TOWN Of CARY

Paperwork Issues

  • Record Drawings do not have all information needed

per checklist

  • Recorded documents needed – Access and

Easements Register of Deeds

  • Recorded Plats – Time to route through the Town
  • PE Certification (30 Days of completion)
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TOWN Of CARY

Compliance Letter

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TOWN Of CARY

Compliance Letter (cont.)

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TOWN Of CARY

Issues with Post Construction

  • Transfer from Developer to the HOA
  • Change of Ownership or Management Companies
  • Placing of items on the access easement that

block access to the SCM

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TOWN Of CARY

SCM GIS Database

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TOWN Of CARY

SCM’s in Cary

  • 214 Wet Ponds
  • 199 Constructed Wetlands
  • 154 Bioretention Areas
  • 148 Level Spreaders
  • 107 Dry Ponds
  • 47 Underground Detention Systems
  • 44 Grass Swales
  • 44 Sand Filters
  • 8 Proprietary Devices (must be pre-approved by DWQ)
  • 11 Scour Hole
  • 4 Plunge Pools
  • 3 Riparian Buffers
  • 1 Step Pool
  • 1 Permeable Pavement
  • Over 988 total at 476 sites
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TOWN Of CARY

SCM Annual Inspection

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TOWN Of CARY

Current Inspection Form

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TOWN Of CARY

New Form

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TOWN Of CARY

Site Specific based on date of approval Dictates maintenance in perpetuity

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TOWN Of CARY

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TOWN Of CARY

SCM’s Inspector Requirements

  • Professional Engineer
  • Registered Landscape Architect
  • Professional Land Surveyor
  • Also - the licensed professional (i.e., the inspector)

is ‘strongly encouraged’ to successfully complete the NCSU BMP Maintenance Certification Course

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TOWN Of CARY

SCM Maintenance

  • General maintenance should be done on a routine basis as
  • utlined in the operations and maintenance manuals. They

dictate the maintenance needed. BMP manual has and will change over time.

  • Work done out side of the scope of the maintenance manual

needs to be approved by the Town before work is performed.

  • What is compliant vs non-compliant
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TOWN Of CARY

Common Maintenance Issues

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TOWN Of CARY

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TOWN Of CARY

Questions and Answers

Charles Brown – 919-469-4038 charles.brown@townofcary.org