US Bridges

Union Mill RD over N. Br. Pennsauken CR

Good

Burlington County, New Jersey · 0.27 MI W of C.R. 612 · Structure no. 03B4114

Built
1989
36 years old
Condition
Good
inspected September 2023
Type
Slab
Prestressed Concrete
Length
42 ft
1 main span
Daily traffic
8,943
2023 count
Owner
County
County Highway Agency

About this bridge

Union Mill RD over N. Br. Pennsauken CR is a prestressed concrete slab carrying Union Mill RD over N. Br. Pennsauken CR in Burlington County, New Jersey. It was built in 1989, so it is 36 years old, younger than the New Jersey average of 58.5 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 8,943 vehicles a day, roughly 4% of them trucks, projected to reach 10,911 by 2043. The structure is 42 ft (12.8 m) long and 57 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUnion Mill RD
CrossesN. Br. Pennsauken CR
Location0.27 MI W of C.R. 612
RouteCity Street 0
Coordinates39.93345, -74.91901
Functional classUrban Minor Arterial

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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating61 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length42 ft (12.8 m)
Longest span38 ft (11.6 m)
Deck width57 ft (17.4 m)
Roadway width46 ft (14.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,943 (2023)
Projected traffic10,911 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Union Mill RD over N. Br. Pennsauken CR built?

It was built in 1989, making it 36 years old in 2025.

What condition is Union Mill RD over N. Br. Pennsauken CR 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 September 2023.

How much traffic does Union Mill RD over N. Br. Pennsauken CR carry?

About 8,943 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Union Mill RD over N. Br. Pennsauken CR?

The structure is 42 ft (12.8 m) long with a longest span of 38 ft (11.6 m) and a deck 57 ft wide.

Who owns Union Mill RD over N. Br. Pennsauken CR?

It is owned by the County Highway Agency.