US Bridges

CR 521(HP-BLRS Rd) over Beaver Brook

Good

Warren County, New Jersey · 0.2 MI S. of I-80 Exit 12 · Structure no. 2115171

Built
1970
55 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete Continuous
Length
38 ft
2 main spans
Daily traffic
10,628
2023 count
Owner
State
State Highway Agency

About this bridge

CR 521(HP-BLRS Rd) over Beaver Brook is a concrete continuous culvert carrying CR 521(HP-BLRS Rd) over Beaver Brook in Warren County, New Jersey. It was built in 1970, so it is 55 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 10,628 vehicles a day, roughly 4% of them trucks, projected to reach 12,969 by 2043. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCR 521(HP-BLRS Rd)
CrossesBeaver Brook
Location0.2 MI S. of I-80 Exit 12
RouteCounty Highway 521
CountyWarren County
StateNew Jersey
Coordinates40.92225, -74.96062
Functional classRural 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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating61.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span18 ft (5.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,628 (2023)
Projected traffic12,969 by 2043
Trucks4%
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 521(HP-BLRS Rd) over Beaver Brook built?

It was built in 1970, making it 55 years old in 2025.

What condition is CR 521(HP-BLRS Rd) over Beaver 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 February 2023.

How much traffic does CR 521(HP-BLRS Rd) over Beaver Brook carry?

About 10,628 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is CR 521(HP-BLRS Rd) over Beaver Brook?

The structure is 38 ft (11.6 m) long with a longest span of 18 ft (5.5 m).

Who owns CR 521(HP-BLRS Rd) over Beaver Brook?

It is owned by the State Highway Agency.