US Bridges

T-369 Mill Lane over Clover Creek

Poor

Blair County, Pennsylvania · 6 Mi.Ne.Of Martinsburg · Structure no. 000000000005935

Built
1963
62 years old, rebuilt 2016
Condition
Poor
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
112 ft
2 main spans
Daily traffic
98
2024 count
Owner
County
County Highway Agency

About this bridge

T-369 Mill Lane over Clover Creek is a prestressed concrete box beam or girders - multiple carrying T-369 Mill Lane over Clover Creek in Blair County, Pennsylvania. It was built in 1963 and reconstructed in 2016, so it is 62 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 98 vehicles a day, roughly 1% of them trucks, projected to reach 137 by 2044. The structure is 112 ft (34.1 m) long and 24 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesT-369 Mill Lane
CrossesClover Creek
Location6 Mi.Ne.Of Martinsburg
RouteCity Street 0
Coordinates40.3709, -78.23032
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating49.1 US tons
Inventory rating12 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length112 ft (34.1 m)
Longest span55 ft (16.8 m)
Deck width24 ft (7.4 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic98 (2024)
Projected traffic137 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 T-369 Mill Lane over Clover Creek built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2016.

What condition is T-369 Mill Lane over Clover Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does T-369 Mill Lane over Clover Creek carry?

About 98 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is T-369 Mill Lane over Clover Creek?

The structure is 112 ft (34.1 m) long with a longest span of 55 ft (16.8 m) and a deck 24 ft wide.

Who owns T-369 Mill Lane over Clover Creek?

It is owned by the County Highway Agency.