US Bridges

Rentzheimer DR over Silver Creek

Fair

Northampton County, Pennsylvania · South of New York Ave · Structure no. 000000000028929

Built
1960
65 years old
Condition
Fair
inspected September 2023
Type
Slab
Concrete
Length
24 ft
1 main span
Daily traffic
2,300
2009 count
Owner
City
City or Municipal Highway Agency

About this bridge

Rentzheimer DR over Silver Creek is a concrete slab carrying Rentzheimer DR over Silver Creek in Northampton County, Pennsylvania. It was built in 1960, 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,300 vehicles a day, roughly 10% of them trucks, projected to reach 4,004 by 2030. The structure is 24 ft (7.3 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRentzheimer DR
CrossesSilver Creek
LocationSouth of New York Ave
RouteCity Street 0
Coordinates40.57927, -75.33712
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86 US tons
Inventory rating51 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width50 ft (15.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,300 (2009)
Projected traffic4,004 by 2030
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$69,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Rentzheimer DR over Silver Creek built?

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

What condition is Rentzheimer DR over Silver Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does Rentzheimer DR over Silver Creek carry?

About 2,300 vehicles per day (2009 count), of which roughly 10% are trucks.

How long is Rentzheimer DR over Silver Creek?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 50 ft wide.

Who owns Rentzheimer DR over Silver Creek?

It is owned by the City or Municipal Highway Agency.