Park Project Page

Current Projects

 

Georgetown, DC and Montgomery County, MD (Mile 0-42)

 
Georgetown Projects Timeline
Timeline of Georgetown Projects

NPS

Georgetown Construction Projects

Learn about all of the upcoming projects in the Georgetown section of C&O Canal NHP.
 
A paved trail with wooden railing leads away from the camera, a river to the right of it and a row of green vegeation to the left.
Capital Crescent Trail, looking downstream towards Washington, D.C., adjacent to the Potomac River.

NPS | Professional Services Division – C&O Canal National Historical Park

Rehabilitation of the Capital Crescent Trail (CCT)

The National Park Service (NPS) plans to rehabilitate 3.7 miles of the Capital Crecent Trail (CCT) located between the Maryland/DC line and the Water Street, DC, trailhead at the Potomac/Alexandria Aqueduct. Generally, the project consists of resurfacing the 10-foot wide asphalt pavement surface and reestablishing the 2-foot wide stone dust shoulders throughout the project area.

Learn more about the project on our Rehabilitation of the Capital Crescent Trail (CCT) project page.
 
A stream causes bank erosion along a paved road.
Existing erosion of embankment at Great Falls Entrance Road. The completion of the repair work will improve safety and restore the sustainability of the roadway.

NPS | Professional Services Division – C&O Canal National Historical Park

Flood Damage Repairs to Great Falls Entrance Road and Swains Lock Parking Area, Potomac, MD

The park has awarded a construction contract to repair damages incurred during a flash flood that resulted in high intensity rainfall on July 8, 2019. The current construction project addresses the flood damage to the substructure of the roadway that is necessary to keep the road in-place and safe for use. Design for a large-scale pavement rehabilitation project is currently underway, with construction scheduled to be completed in the future.

Learn more about the project on our Flood Damage Repairs to Great Falls Entrance Road and Swains Lock Parking Area, Potomac, MD project page.

 

Frederick and Washington County, MD (Mile 42-136)

 
Left Abutment of Potomac Dam No. 5
Left Abutment of Potomac Dam No. 5, upstream of dam, as Viewed from the Potomac River.

NPS | C&O Canal NHP Engineering Services Team

Potomac Dam No. 5 – Left Abutment Stabilization

The park plans to rehabilitate the Left Abutment of the historic Potomac Dam No. 5 near mile 106.8 of the Chesapeake & Ohio Canal National Historical Park in Clear Spring, Maryland. The projects consist of stabilizing a historic stone dam abutment and associated components

Learn more about the project on our Potomac Dam 5 Left Abutment project page.
 
Existing Four Locks Boat Ramp, as viewed from the Potomac River.
Existing Four Locks Boat Ramp, as viewed from the Potomac River.

NPS | C&O Canal NHP Engineering Services Team

The park plans to improve the Four Locks Boating Access near mile marker 108.9 of the Chesapeake & Ohio Canal National Historical Park in Clear Spring, Maryland. Generally, the projects consists of rehabilitating the deteriorated boat ramp structure and increasing accessibility for boaters.

Learn more about the project on our Four Locks Boating Access Improvement project page.
 
Existing Byron Bridge Stairway 1
Existing Byron Bridge Stairway Connecting the Byron Bridge Walkway to the Chesapeake & Ohio Canal Towpath

NPS | C&O Canal NHP Engineering Services Team

Replace Existing Stairway at Byron Bridge

National Park Service (NPS) plans to rehabilitate the existing metal stairway connecting the Goodloe Byron Memorial Footbridge (Byron Bridge) to the Chesapeake & Ohio Canal National Historical Park towpath (mile 60.6). The pedestrian walkway over the Potomac River connects Harpers Ferry National Historical Park with the C&O Canal NHP. The stairway and pedestrian walkway also carry the Appalachian National Scenic Trail, Potomac Heritage National Scenic Trail, and other regional trail systems.

Learn more about the project on our Replace Existing Stairway at Byron Bridge project page.
 

Allegany County, MD (Mile 136-184.5)

 
Newly resurfaced towpath at the Monocacy Aqueduct (MM 42.2)
Newly resurfaced section of towpath at the Monocacy Aqueduct in Montgomery County.

NPS Photo

Towpath Resurfacing Project

Visitors will see towpath resurfacing taking place throughout the park over the course of five to ten years. These improvements will create a smoother, safer visit for the park's nearly 5 million annual visitors. For more information and current work areas, please visit our Towpath Resurfacing Project page.
 

Recently Completed

 
A gravel pathway runs between a wooden railing and a watered canal prism
After completion of the drylaid stone wall project

NPS | Professional Services Division – C&O Canal National Historical Park

Stabilize Drylaid Stone Wall at Mile Marker 11 (Log Wall)

Complete!

Learn more about the project on our Stabilize Drylaid Stone Wall at Mile Marker 11 (Log Wall) project page.

 
A watered canal with dirt banks and trees on either side
The Level 20 canal prism following rehabilitation as a part of the construction project

NPS | C&O Canal NHP Engineering Services Team

Rehabilitation of Levels 20, 21, & 22

Complete!
Learn more about the project on our Rehabilitation of Levels 20, 21, and 22 project page.

 
A wooden vehicle bridge spans a dry canal
The newly reconstructed bridge at Fifteen Mile Creek

NPS | C&O Canal NHP Engineering Services Team

Replace Edwards Ferry, Dargan, & Fifteen Mile Creek Bridges

Complete!
Learn more about the project on our Replace Edwards Ferry, Dargan, and Fifteen Mile Creek Bridges project page.

 
A metal bridge spans the ramains of a historic stone culvert with a stream running below
The new bridge at Culvert 82

NPS | C&O Canal NHP Engineering Services Team

Replacement of Culvert 82 Bridge

Complete!
Learn more about the project on our Replacement of Culvert 82 Bridge project page.

 
A paved road leads down to a historic stone culvert with vegetated banks on either side
Conditions of the access road, following repair and repaving work

NPS | C&O Canal NHP Engineering Services Team

Repairs to Fletchers Cove Access Road

Complete!
Learn more about the project on our Repairs to Fletchers Cove Access Road project page.
 
A wooden boardwalk leads through a ravine with towering rock on either side and into a historic stone tunnel
The newly completed boardwalk at the Paw Paw Tunnel

NPS Photo

Paw Paw Tunnel Rock Scaling and Pinning Project

Complete!

Learn more about the project on aur Paw Paw Tunnel Rock Scaling and Pinning Project page.
 
A river flows beside a stone retaining wall holding up a dirt pathway
The completed rehabilitation of the historic stone retaining walls and towpath along this 0.9-mile section of the park

NPS | C&O Canal NHP Engineering Services Team

Reconstruct/Stabilize Historic Stone Wall & Towpath McMahons Mill to Lock 42

Complete!
Learn more about the project on our Reconstruct/Stabilize Historic Stone Wall & Towpath McMahons Mill to Lock 42 project page.

 
A wood and steel bridge spans a red stone aqueduct with water below
The new pedestrian bridge spanning the Seneca Creek Aqueduct

NPS | C&O Canal NHP Engineering Services Team

Replacement of Pedestrian Bridge at Seneca Creek Aqueduct

Complete!

Learn more about the project on our Replacement of Pedestrian Bridge at Seneca Creek Aqueduct project page.

 
A large dry-laid stone wall holds up a paved road
The dry-laid stone wall after completed repairs

NPS | C&O Canal NHP Engineering Services Team

Repairs to Level 33 Dry-Laid Stone Wall

Complete!
Learn more about the project on our Repairs to Level 33 Dry-Laid Stone Wall project page.

Last updated: July 15, 2025

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Contact Info

Mailing Address:

142 W. Potomac St.
Williamsport, MD 21795

Phone:

301-739-4200

Contact Us