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Project Overview
Project Name: DPRT: Potomac Heritage National Scenic Trail
Project Type: New Construction
Project Description: Construct segments of the PHNST in Prince William County to connect and form a 27 mile trail. - Featherstone - Heritage Harbor - Neabsco Creek Boardwalk - Occoquan
Project Manager: Brendon C. Hanafin     send an email
Alternate Manager:     
Agency Name: Parks & Recreation QPR?: Yes
Magisterial District: Occoquan, Woodbridge
Original Budget: $3,017,800.00

Revised Budget:

Original Start Date: 6/16/2010

Revised Start Date:

Original End Date: 12/30/2020

Revised End Date:

Last Updated On: 1/25/2021 Maps  Pictures  Documents

Funding Source    


Budget Amount
Budget Amount
Funding Date

1. Proffers

$1,577,800.00 $3,795,167.00 5/10/2016

2. FLAP Grant

$0.00 $585,000.00 4/1/2014

3. General Fund

$1,440,000.00 $1,610,000.00 7/1/2011
Total Amount: $3,017,800.00 $5,990,167.00

Tasks/Milestones     Show GANTT Chart
Task/MileStone Start Date
Original Revised
End Date
Original Revised
1. Neabsco Boardwalk Crossing (Project# 16C13012)On 6/20/17 BOCS approved awarding a construction contract to Nature Bridges for $3,803,183 and $365,600 contract with Lardner/Klein for A/E svcs.•Contract fully executed with Nature Bridges and NTP issued for 9/6/17.•Hold Harmless agreement between Rippon Landing HOA & PWCSA BOCS approval on 9/5/17 6/18/2015 8/4/2015 2/26/2016 4/2/2017 Matt White  
2. Neabsco Boardwalk Crossing (Project# 16C13012)Approximately 1,000 linear feet of boardwalk installed as of 2/5/18.Approximately 1,700 linear feet of boardwalk installed as of 3/5/18.Approximately 2,350 linear feet of boardwalk installed as of 4/2/18. Approximately 3,000 linear feet of boardwalk installed as of 6/2/18. 2/5/2018 6/5/2018 Matt White  
3. Neabsco Creek Boardwalk Crossing (Project# 16C13012) •1,500’ of handrailing and cable installed as of 10/1/18 10/1/2018 10/1/2018 Matt White  
4. Neabsco Creek Boardwalk Crossing(Project# 16C13012)Initial punch list meeting on 1/30/19 Landscaping to be installed first week of April•Coordinated geotechnical inspection of 180-LF of boardwalk installed as part of Blackburn Rd. pedestrian path.•Black locust delivery scheduled for 2/28/19. •Landscaping to be installed week of March 4th. 1/30/2019 3/4/2019 Matt White  
5. Neabsco Creek Boardwalk Crossing (PHNST)(Project# 16C13012)Ribbon cutting event held June 1st, boardwalk open.6/4 Outstanding items with contractor: installation of artwork and interoperative panels, repairs to ADA pathway at Observation Deck. 6/4/2019 7/16/2019 Matt White  
6. Neabsco Creek Boardwalk Crossing (Project# 16C13012) Risk Management walk-through on 9/26/19.•Preparing warranty repair list to be addressed by Nature Bridges. 9/26/2019 9/26/2019 Matt White  
7. Neabsco Creek Boardwalk Crossing (Project# 16C13012)Artwork installed and punch list complete, submitting last CO + final payment / retainage. • Nature Bridges scheduled to install two interpretive panel cases at Observation Tower. This will complete the project. 12/1/2019 1/30/2020 Matt White  
8. Occoquan Refuge Segment (Project# 16C13013) •The Occoquan Bay NWR Right-of-Way was approved and signed by the US F&WS on 5/11/17. •Right-of-Way documents fully executed and returned to USFWS on 7/24/17 •Coordinating with USFWS to facilitate access for large equipment without impacting bald eagle nesting sites. 10/5/2011 5/30/2017 Matt White  
9. Occoquan Refuge Segment(Project# 16C13013)•Additional proffer money is being requested on April 17th at BOCS meeting. BOCS approved additional proffer money. ($150,000) •Site plans and construction estimate updates to be delivered August 17, 2018. •Final design changes and specifications documents to be complete 9/14/18. 4/17/2018 9/14/2018 Matt White  
10. Occoquan Refuge Segment(Project#16C13013) A/E finalizing design changes with 100% construction documents by 1/30/19. A/E firm will determine whether watershed review is required if not project will be ready to bid for February 2019. 1/30/2019 1/30/2019 Matt White  
11. Occoquan Refuge Segment(Project# 16C13013)•Updated wetland delineation completed 2/6/19•Jurisdictional Determination submission to Corps of Engineers on 2/19/19. •Arborist survey of merchantable timber completed 2/28/19. •Work to start in early August. 2/6/2019 9/28/2019 Matt White  
12. Occoquan Refuge Segment Project# 16C13013)Utility pole relocation plan received from USFWS for changes associated with adjacent visitor center construction. 10/25/2019 10/25/2019 Matt White  
13. Occoquan Refuge Segment Project#16C13013)•Documentation received from all regulatory agencies for threatened/endangered species and cultural/historic resources – Joint Permit Application submitted to COE on 11/14/19. Virginia Marine Resources Commission review completed, no authorization required.•ES mobilizing on site. 11/14/2019 5/1/2020 Matt White  
14. Occoquan Refuge Segment (Project# 16C13013)•Hosted site walk through on 12/6/19 with DEQ and environmental consultant to answer questions related to permit review. •DEQ issuing VWP and SPGP permits 2/9/2020. Environmental Services has started construction •Pre-construction held 2/26/2020. Tree removal and corridor clearing 75% complete. 12/6/2019 5/1/2020 Matt White  
15. Occoquan Refuge Segment (Project# 16C13013)• Fence installation 90% complete. 5/1/20.•Trade excavation and sub-base installation underway.•Trail installation completion at 65%, sections East of Dawson Beach Rd. installed - 6/1/2020. 5/1/2020 6/1/2020 Matt White  
16. Occoquan Refuge Segment (Project# 16C13013)• Bridge footers installed, RFI pending for dimensional changes and reinforcement as-builts 8/6/2020. •Bridge abutment wall poured 9/1/2020. •Assessing damage to trail tread from recent flooding and recommending material change to US Fish & Wildlife Service. 8/6/2020 9/30/2020 Matt White  
17. Occoquan Refuge Segment (Project# 16C13013)• Pedestrian bridge installed. •Turnstiles, vehicle gates and remaining fencing installed.•Substantial completion of trail east of Dawson Beach Rd(approximately 90% of project area) by Oct. 16th. 10/16/2020 5/30/2021 Matt White  
18. Occoquan Refuge Segment (Project# 16C13013)Outstanding work associated with civil design change to address erosion at west end of project area to be complete early spring 2021. 10/16/2020 5/30/2021 Matt White  
19. Occoquan Refuge Segment (Project# 16C13013)Project will be completed by April 1, 2021 4/1/2021 4/1/2021 Matt White  
20. Heritage Harbor Segment (Project# 16C13011)•Received VDOT permit, obtained quote to construct. •Will construct when funding is available. •VDOT Land Use Permit reinstated and expiration extended to Sept. 16, 2018. 7/1/2015 9/1/2017 Matt White  
21. Heritage Harbor Segment (Project# 16C13011) •Additional proffer money is being requested on April 17th at BOCS meeting. It was approved by BOCS. ($95,000)RFQ required, per Purchasing Division, to solicit updated quotes from contractors. Purchasing Division will begin accepting requisitions for FY19 RFQ’s on July 1, 2018. 4/17/2018 7/1/2018 Matt White  
22. Heritage Harbor Segment (Project# 16C13011)Design change requested by Woodbridge District Supervisor’s office to modify intersection layout to include a 3-way stop•Met with VDOT engineers on-site, 2/15/19, to discuss crosswalk layout and permitting process. Modifying plan documents prior to submission of final design for VDOT permit. 2/15/2019 7/30/2019 Matt White  
23. Heritage Harbor Segment (Project# 16C13011)Coordinate VDOT permit submission with PWC-DOT. 10/25/2019 10/25/2019 Matt White  
24. Heritage Harbor Segment (Project# 16C13011)• Scoping meeting with RDA on 3/5/2020 to discuss project history and design constraints.• 6/1/2020 RDA was given direction to provide updated proposal for design work of crosswalk and 8’ widening of sidewalk. 3/5/2020 6/1/2020 Matt White  
25. Heritage Harbor Segment (Project# 16C13011) • 8/1/2020 Design is 100% complete. Currently working with DDS and VDOT to obtain permit approval.• VDOT currently reviewing plans 8/1/2020 8/1/2020 Matt White  
26. Featherstone Segment (Project# 16C13010) •Occoquan Bay NWR Right-of-Way apprvd/signed by US F&WS on 5/11/17. •Right-of-Way docs fully executed & returned to USFWS on 7/24/17. •Meeting with VDOT on 8/11/17 to go over submission materials for bidding project out. •Bid date extension request submitted to VDOT. Add. design rqd. 7/1/2015 9/30/2017 Matt White  
27. Featherstone Segment (Project# 16C13010)PO issued for addition engineering services on 1/25/18. •Survey marking and geotechnical testing have been scheduled for February. 1/25/2018 2/20/2018 Matt White  
28. Featherstone Segment (Project# 16C13010)•Geotechnical tests completed. 3-7-18•Bridge and boardwalk foundation design underway.•Additional proffer money is being requested on 4/17 at BOCS meeting. Additional proffer money approved. ($70K) 3/7/2018 4/17/2018 Matt White  
29. Featherstone Segment (Project# 16C13010) 90% plans reviewed and comments returned to consultant, construction estimate and final plans to be completed by 6/8/18. •Final plans and cost estimate received 7/10/18. DPR to submit 6-sets of plans by 9/11/18.•DPR expects to advertise the project for bid in January 2019. 6/8/2018 6/8/2018 Matt White  
30. Featherstone Segment(Project# 16C13010)•The notice-to-proceed is expected to be issued to the contractor in June 2019, following the December 1st to June 15th time of year restriction for construction activities due to threatened and endangered species identified with in Featherstone NWR. 6/1/2019 12/15/2019 Matt White  
31. Featherstone Segment(Project#16C13010)•Additional A/E consultant support services needed to proceed with project delivery. Coordinated with PWC-DOT for recommendation on open contract A/E firm with FLAP grant project funding and VDOT LAP process. Preparing scope of services for development of proposal. 2/1/2019 7/30/2019 Matt White  
32. Featherstone Segment(Project# 16C13010)Follow-up coordination and project documents transferred to WSP for scope development, proposal expected by 11/2/19. 11/2/2019 11/2/2019 Matt White  
33. Featherstone Segment(Project# 16C13010)• Notice to proceed issued to WSP on 11/12/19 and project files transferred.• Coordinated meeting with WSP and County Watershed staff on 12/18/19 to discuss permit requirements. 02/05/2020- WSP review of constructability, environmental compliance permitting, and cost estimate underway. 11/12/2019 2/5/2020 Matt White  
34. Featherstone Segment (Project#16C13010)•Conference call with WSP on 3/20/20. • Coordination with PWC Watershed and VDEQ for permitting compliance clarification, bridge constructability report pending. 3/20/2020 9/30/2020 Matt White  
35. Featherstone Segment (Project#16C13010)•Documents submitted to VDOT on January 13, 2021. Coordinating SWM issues with DEQ 1/13/2021 1/13/2021 Matt White  

Comments/Issues     Show All Issues

1. Service/Policy Issues   



Each trail gap needs to have an easement platted, surveyed and a signed agreement in place before we can construct.

2. Schedule/Timing Issues     



3/15/2019Opening date to coincide with spring ribbon cutting ceremony after completion of parking lot & adjacent trail connections.
9/5/2017Harmless Agreement to be approved by BOCS on 9/5/17 - before NTP can be issued.
1/23/2017Neabsco Boardwalk: PWCSA willing to remove Hold harmless from site plan review and move it to before construction and approve plans if PWC agrees.
11/30/2016VRE ramp and stairs was to be completed in November 2016. Delay due to contractor and CSX working out right of entry and insurance requirements.

3. Fiscal/Resource Issues     




4. Impact on Other Projects