US Bridges

Naamans Creek Rd. over East Branch Naaman Creek

Good

Delaware County, Pennsylvania · 1MI.NORTH A-2436 42D10 · Structure no. 000000000015151

Built
1986
39 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
47 ft
1 main span
Daily traffic
2,171
2024 count
Owner
State
State Highway Agency

About this bridge

Naamans Creek Rd. over East Branch Naaman Creek is a prestressed concrete box beam or girders - multiple carrying Naamans Creek Rd. over East Branch Naaman Creek in Delaware County, Pennsylvania. It was built in 1986, so it is 39 years old, younger 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 2,171 vehicles a day, roughly 7% of them trucks, projected to reach 3,157 by 2032. The structure is 47 ft (14.3 m) long and 44 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNaamans Creek Rd.
CrossesEast Branch Naaman Creek
Location1MI.NORTH A-2436 42D10
RouteState Highway 491
Coordinates39.82057, -75.44644
Functional classUrban Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length47 ft (14.3 m)
Longest span45 ft (13.7 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,171 (2024)
Projected traffic3,157 by 2032
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Naamans Creek Rd. over East Branch Naaman Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Naamans Creek Rd. over East Branch Naaman 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 March 2024.

How much traffic does Naamans Creek Rd. over East Branch Naaman Creek carry?

About 2,171 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Naamans Creek Rd. over East Branch Naaman Creek?

The structure is 47 ft (14.3 m) long with a longest span of 45 ft (13.7 m) and a deck 44 ft wide.

Who owns Naamans Creek Rd. over East Branch Naaman Creek?

It is owned by the State Highway Agency.