US Bridges

T-702 over Town Run

Good

Mifflin County, Pennsylvania · .4 Miles West of SR 3009 · Structure no. 000000000045104

Built
2008
17 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
21 ft
1 main span
Daily traffic
25
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-702 over Town Run is a concrete culvert carrying T-702 over Town Run in Mifflin County, Pennsylvania. It was built in 2008, so it is 17 years old, younger than the Pennsylvania average of 54.8 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 25 vehicles a day, roughly 10% of them trucks, projected to reach 28 by 2043. The structure is 21 ft (6.4 m) long and 29 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT-702
CrossesTown Run
Location.4 Miles West of SR 3009
RouteCity Street 0
Coordinates40.51776, -77.76068
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81 US tons
Inventory rating63.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width29 ft (8.8 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2023)
Projected traffic28 by 2043
Trucks10%
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-702 over Town Run built?

It was built in 2008, making it 17 years old in 2025.

What condition is T-702 over Town Run 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 May 2023.

How much traffic does T-702 over Town Run carry?

About 25 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is T-702 over Town Run?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.4 m) and a deck 29 ft wide.

Who owns T-702 over Town Run?

It is owned by the Town or Township Highway Agency.