US Bridges

T-737 Alfarata RD over Jacks Creek

PoorPosted for load

Mifflin County, Pennsylvania · 800 N of SR 2004 · Structure no. 000000000026627

Built
1935
90 years old, rebuilt 1999
Condition
Poor
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
42 ft
2 main spans
Daily traffic
390
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-737 Alfarata RD over Jacks Creek is a steel stringer/multi-beam or girder carrying T-737 Alfarata RD over Jacks Creek in Mifflin County, Pennsylvania. It was built in 1935 and reconstructed in 1999, so it is 90 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 390 vehicles a day, roughly 1% of them trucks, projected to reach 500 by 2044. The structure is 42 ft (12.8 m) long and 20 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT-737 Alfarata RD
CrossesJacks Creek
Location800 N of SR 2004
RouteCity Street 0
Coordinates40.65151, -77.45383
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27 US tons
Inventory rating16 US tons

Structure

MaterialSteel
DeckOpen grating
Main spans2
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span21 ft (6.4 m)
Deck width20 ft (6.1 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic390 (2024)
Projected traffic500 by 2044
Trucks1%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$53,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-737 Alfarata RD over Jacks Creek built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1999.

What condition is T-737 Alfarata RD over Jacks 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 March 2023.

How much traffic does T-737 Alfarata RD over Jacks Creek carry?

About 390 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is T-737 Alfarata RD over Jacks Creek?

The structure is 42 ft (12.8 m) long with a longest span of 21 ft (6.4 m) and a deck 20 ft wide.

Who owns T-737 Alfarata RD over Jacks Creek?

It is owned by the Town or Township Highway Agency.