US Bridges

T-464 Harter RD over Muddy Creek

Good

Centre County, Pennsylvania · 0.9 MI SE of SR 2010 · Structure no. 000000000009812

Built
1960
65 years old, rebuilt 2012
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
28 ft
1 main span
Daily traffic
80
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-464 Harter RD over Muddy Creek is a steel stringer/multi-beam or girder carrying T-464 Harter RD over Muddy Creek in Centre County, Pennsylvania. It was built in 1960 and reconstructed in 2012, so it is 65 years old, older 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 80 vehicles a day, roughly 1% of them trucks, projected to reach 105 by 2045. The structure is 28 ft (8.5 m) long and 18 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesT-464 Harter RD
CrossesMuddy Creek
Location0.9 MI SE of SR 2010
RouteCity Street 0
Coordinates40.83135, -77.5617
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.8 US tons
Inventory rating38.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length28 ft (8.5 m)
Longest span25 ft (7.6 m)
Deck width18 ft (5.6 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2023)
Projected traffic105 by 2045
Trucks1%
Lanes on structure2
Traffic directionOne-lane bridge for two-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$549,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-464 Harter RD over Muddy Creek built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2012.

What condition is T-464 Harter RD over Muddy Creek 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 June 2023.

How much traffic does T-464 Harter RD over Muddy Creek carry?

About 80 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is T-464 Harter RD over Muddy Creek?

The structure is 28 ft (8.5 m) long with a longest span of 25 ft (7.6 m) and a deck 18 ft wide.

Who owns T-464 Harter RD over Muddy Creek?

It is owned by the Town or Township Highway Agency.