US Bridges

US 301 over Mattawoman Creek

Fair

Prince George's County, Maryland · On Charles CO Line · Structure no. 100000160058010

Built
1950
75 years old, rebuilt 1997
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
55 ft
1 main span
Daily traffic
73,212
2006 count
Owner
State
State Highway Agency

About this bridge

US 301 over Mattawoman Creek is a steel stringer/multi-beam or girder carrying US 301 over Mattawoman Creek in Prince George's County, Maryland. It was built in 1950 and reconstructed in 1997, so it is 75 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 73,212 vehicles a day, roughly 8% of them trucks, projected to reach 84,413 by 2026. The structure is 55 ft (16.8 m) long and 155 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 301
CrossesMattawoman Creek
LocationOn Charles CO Line
RouteU.S. Route 301
Coordinates38.65817, -76.8743
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating71.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length55 ft (16.8 m)
Longest span51 ft (15.5 m)
Deck width155 ft (47.3 m)
Roadway width152 ft (46.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic73,212 (2006)
Projected traffic84,413 by 2026
Trucks8%
Lanes on structure11
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 301 over Mattawoman Creek built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1997.

What condition is US 301 over Mattawoman 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 November 2024.

How much traffic does US 301 over Mattawoman Creek carry?

About 73,212 vehicles per day (2006 count), of which roughly 8% are trucks.

How long is US 301 over Mattawoman Creek?

The structure is 55 ft (16.8 m) long with a longest span of 51 ft (15.5 m) and a deck 155 ft wide.

Who owns US 301 over Mattawoman Creek?

It is owned by the State Highway Agency.