US Bridges

T- 684 over Millers Run

Fair

Bradford County, Pennsylvania · 2 MI S. of Bentley Creek · Structure no. 000000000006630

Built
1955
70 years old, rebuilt 1969
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
20 ft
1 main span
Daily traffic
50
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T- 684 over Millers Run is a concrete culvert carrying T- 684 over Millers Run in Bradford County, Pennsylvania. It was built in 1955 and reconstructed in 1969, so it is 70 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 50 vehicles a day, projected to reach 77 by 2043. The structure is 20 ft (6.1 m) long and 41 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesT- 684
CrossesMillers Run
Location2 MI S. of Bentley Creek
RouteCity Street 0
CountyBradford County
StatePennsylvania
Coordinates41.91538, -76.71591
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width41 ft (12.6 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2021)
Projected traffic77 by 2043
Trucks0%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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- 684 over Millers Run built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1969.

What condition is T- 684 over Millers Run 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 August 2023.

How much traffic does T- 684 over Millers Run carry?

About 50 vehicles per day (2021 count).

How long is T- 684 over Millers Run?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m) and a deck 41 ft wide.

Who owns T- 684 over Millers Run?

It is owned by the Town or Township Highway Agency.