US Bridges

Gunhart Road over Allegheny Creek

PoorPosted for load

Berks County, Pennsylvania · West of I-176 · Structure no. 000000000005443

Built
1920
105 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
45 ft
2 main spans
Daily traffic
100
1985 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Gunhart Road over Allegheny Creek is a steel stringer/multi-beam or girder carrying Gunhart Road over Allegheny Creek in Berks County, Pennsylvania. It was built in 1920, so it is 105 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 other load-capacity restriction.

It carries about 100 vehicles a day, roughly 5% of them trucks, projected to reach 140 by 2005. The structure is 45 ft (13.7 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesGunhart Road
CrossesAllegheny Creek
LocationWest of I-176
RouteCity Street 0
Coordinates40.23745, -75.92029
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27 US tons
Inventory rating16 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length45 ft (13.7 m)
Longest span21 ft (6.4 m)
Deck width25 ft (7.6 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (1985)
Projected traffic140 by 2005
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$52,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Gunhart Road over Allegheny Creek built?

It was built in 1920, making it 105 years old in 2025.

What condition is Gunhart Road over Allegheny 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 May 2024.

How much traffic does Gunhart Road over Allegheny Creek carry?

About 100 vehicles per day (1985 count), of which roughly 5% are trucks.

How long is Gunhart Road over Allegheny Creek?

The structure is 45 ft (13.7 m) long with a longest span of 21 ft (6.4 m) and a deck 25 ft wide.

Who owns Gunhart Road over Allegheny Creek?

It is owned by the Town or Township Highway Agency.