US Bridges

W. College Terrace over Carroll Creek

Fair

Frederick County, Maryland · 0.2 MI North of Md 144 · Structure no. 200000F-F-09010

Built
1933
92 years old, rebuilt 1982
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
58 ft
2 main spans
Daily traffic
3,615
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

W. College Terrace over Carroll Creek is a steel continuous stringer/multi-beam or girder carrying W. College Terrace over Carroll Creek in Frederick County, Maryland. It was built in 1933 and reconstructed in 1982, so it is 92 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 3,615 vehicles a day, roughly 5% of them trucks, projected to reach 4,000 by 2042. The structure is 58 ft (17.7 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesW. College Terrace
CrossesCarroll Creek
Location0.2 MI North of Md 144
RouteCity Street 430
CountyFrederick County
StateMaryland
Coordinates39.41607, -77.42327
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating39 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span27 ft (8.2 m)
Deck width50 ft (15.3 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,615 (2022)
Projected traffic4,000 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 W. College Terrace over Carroll Creek built?

It was built in 1933, making it 92 years old in 2025. It was reconstructed in 1982.

What condition is W. College Terrace over Carroll 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 April 2024.

How much traffic does W. College Terrace over Carroll Creek carry?

About 3,615 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is W. College Terrace over Carroll Creek?

The structure is 58 ft (17.7 m) long with a longest span of 27 ft (8.2 m) and a deck 50 ft wide.

Who owns W. College Terrace over Carroll Creek?

It is owned by the City or Municipal Highway Agency.