US Bridges

Md 234 over ST Clements Creek

Good

St. Mary's County, Maryland · 0.28 Mile East of Md 242 · Structure no. 100000180016010

Built
1950
75 years old, rebuilt 2010
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
111 ft
3 main spans
Daily traffic
9,701
2009 count
Owner
State
State Highway Agency

About this bridge

Md 234 over ST Clements Creek is a steel stringer/multi-beam or girder carrying Md 234 over ST Clements Creek in St. Mary's County, Maryland. It was built in 1950 and reconstructed in 2010, 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 9,701 vehicles a day, roughly 16% of them trucks, projected to reach 11,900 by 2025. The structure is 111 ft (33.8 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

No coordinates are recorded for this structure.

CarriesMd 234
CrossesST Clements Creek
Location0.28 Mile East of Md 242
RouteState Highway 234
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating60.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length111 ft (33.8 m)
Longest span36 ft (11 m)
Deck width36 ft (11 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,701 (2009)
Projected traffic11,900 by 2025
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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 Md 234 over ST Clements Creek built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 2010.

What condition is Md 234 over ST Clements Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does Md 234 over ST Clements Creek carry?

About 9,701 vehicles per day (2009 count), of which roughly 16% are trucks.

How long is Md 234 over ST Clements Creek?

The structure is 111 ft (33.8 m) long with a longest span of 36 ft (11 m) and a deck 36 ft wide.

Who owns Md 234 over ST Clements Creek?

It is owned by the State Highway Agency.