US Bridges

T-556 Foundry RD over Trib. to Cocolamus Creek

PoorPosted for load

Juniata County, Pennsylvania · .75 MI NW of SR 35 · Structure no. 000000000020326

Built
1950
75 years old
Condition
Poor
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
33 ft
1 main span
Daily traffic
610
2011 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-556 Foundry RD over Trib. to Cocolamus Creek is a steel stringer/multi-beam or girder carrying T-556 Foundry RD over Trib. to Cocolamus Creek in Juniata County, Pennsylvania. It was built in 1950, so it is 75 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. Its operating status is: posted for load restriction.

It carries about 610 vehicles a day, roughly 5% of them trucks, projected to reach 1,082 by 2031. The structure is 33 ft (10.1 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT-556 Foundry RD
CrossesTrib. to Cocolamus Creek
Location.75 MI NW of SR 35
RouteCity Street 0
Coordinates40.66425, -77.23096
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 rating50 US tons
Inventory rating30 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span31 ft (9.4 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic610 (2011)
Projected traffic1,082 by 2031
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$381,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-556 Foundry RD over Trib. to Cocolamus Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is T-556 Foundry RD over Trib. to Cocolamus 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 November 2023.

How much traffic does T-556 Foundry RD over Trib. to Cocolamus Creek carry?

About 610 vehicles per day (2011 count), of which roughly 5% are trucks.

How long is T-556 Foundry RD over Trib. to Cocolamus Creek?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m) and a deck 26 ft wide.

Who owns T-556 Foundry RD over Trib. to Cocolamus Creek?

It is owned by the Town or Township Highway Agency.