US Bridges

Md 242 over Tomakokin Creek

Fair

St. Mary's County, Maryland · 0.71 Mile North of Md 238 · Structure no. 100000180022010

Built
1936
89 years old, rebuilt 1960
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
29 ft
1 main span
Daily traffic
5,491
2009 count
Owner
State
State Highway Agency

About this bridge

Md 242 over Tomakokin Creek is a steel stringer/multi-beam or girder carrying Md 242 over Tomakokin Creek in St. Mary's County, Maryland. It was built in 1936 and reconstructed in 1960, so it is 89 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 5,491 vehicles a day, roughly 8% of them trucks, projected to reach 6,250 by 2026. The structure is 29 ft (8.8 m) long and 53 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesMd 242
CrossesTomakokin Creek
Location0.71 Mile North of Md 238
RouteState Highway 242
Coordinates38.2959, -76.75936
Functional classRural Major Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
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 rating55 US tons
Inventory rating33 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span27 ft (8.2 m)
Deck width53 ft (16.3 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,491 (2009)
Projected traffic6,250 by 2026
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 242 over Tomakokin Creek built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1960.

What condition is Md 242 over Tomakokin 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 March 2023.

How much traffic does Md 242 over Tomakokin Creek carry?

About 5,491 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Md 242 over Tomakokin Creek?

The structure is 29 ft (8.8 m) long with a longest span of 27 ft (8.2 m) and a deck 53 ft wide.

Who owns Md 242 over Tomakokin Creek?

It is owned by the State Highway Agency.