US Bridges

T-803 over Musser Run

Poor

Mifflin County, Pennsylvania · West End of Mcveytown · Structure no. 000000000026643

Built
1922
103 years old
Condition
Poor
inspected May 2023
Type
Tee Beam
Concrete
Length
32 ft
1 main span
Daily traffic
127
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-803 over Musser Run is a concrete tee beam carrying T-803 over Musser Run in Mifflin County, Pennsylvania. It was built in 1922, so it is 103 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 127 vehicles a day, roughly 10% of them trucks, projected to reach 141 by 2043. The structure is 32 ft (9.8 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesT-803
CrossesMusser Run
LocationWest End of Mcveytown
RouteCity Street 0
Coordinates40.49543, -77.74353
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length32 ft (9.8 m)
Longest span31 ft (9.4 m)
Deck width26 ft (7.9 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic127 (2023)
Projected traffic141 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$51,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-803 over Musser Run built?

It was built in 1922, making it 103 years old in 2025.

What condition is T-803 over Musser Run 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 May 2023.

How much traffic does T-803 over Musser Run carry?

About 127 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is T-803 over Musser Run?

The structure is 32 ft (9.8 m) long with a longest span of 31 ft (9.4 m) and a deck 26 ft wide.

Who owns T-803 over Musser Run?

It is owned by the Town or Township Highway Agency.