US Bridges

Pierce Street over Randolph Brook

Good

Somerset County, New Jersey · 0.1MI East of Randolph RD · Structure no. 18H0608

Built
1988
37 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
21 ft
1 main span
Daily traffic
542
2023 count
Owner
County
County Highway Agency

About this bridge

Pierce Street over Randolph Brook is a concrete culvert carrying Pierce Street over Randolph Brook in Somerset County, New Jersey. It was built in 1988, so it is 37 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 542 vehicles a day, roughly 1% of them trucks, projected to reach 650 by 2043. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesPierce Street
CrossesRandolph Brook
Location0.1MI East of Randolph RD
RouteCity Street 0
Coordinates40.53626, -74.55512
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic542 (2023)
Projected traffic650 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Pierce Street over Randolph Brook built?

It was built in 1988, making it 37 years old in 2025.

What condition is Pierce Street over Randolph Brook 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 Pierce Street over Randolph Brook carry?

About 542 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Pierce Street over Randolph Brook?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.4 m).

Who owns Pierce Street over Randolph Brook?

It is owned by the County Highway Agency.