US Bridges

Cedar Point RD over Harpers Creek

FairPosted for load

St. Mary's County, Maryland · 0.7 MI N of Bronson RD · Structure no. 1MD0667

Built
1952
73 years old, rebuilt 1996
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
2,460 ft
123 main spans
Daily traffic
1,440
2014 count
Owner
Federal
Navy / Marines

About this bridge

Cedar Point RD over Harpers Creek is a wood or timber stringer/multi-beam or girder carrying Cedar Point RD over Harpers Creek in St. Mary's County, Maryland. It was built in 1952 and reconstructed in 1996, so it is 73 years old, older than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 1,440 vehicles a day, roughly 20% of them trucks, projected to reach 2,140 by 2043. The structure is 2,460 ft (749.8 m) long and 30 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesCedar Point RD
CrossesHarpers Creek
Location0.7 MI N of Bronson RD
RouteFederal Lands Road 0
Coordinates38.30448, -76.40321
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.1 US tons
Inventory rating23 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans123
Design loadUnknown
Structure length2,460 ft (749.8 m)
Longest span20 ft (6.1 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,440 (2014)
Projected traffic2,140 by 2043
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerNavy / Marines
Maintained byNavy / Marines
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$420,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cedar Point RD over Harpers Creek built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 1996.

What condition is Cedar Point RD over Harpers Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does Cedar Point RD over Harpers Creek carry?

About 1,440 vehicles per day (2014 count), of which roughly 20% are trucks.

How long is Cedar Point RD over Harpers Creek?

The structure is 2,460 ft (749.8 m) long with a longest span of 20 ft (6.1 m) and a deck 30 ft wide.

Who owns Cedar Point RD over Harpers Creek?

It is owned by the Navy / Marines.