US Bridges

CR 520 (newman Rd) over Swimming River

Fair

Monmouth County, New Jersey · 0.75 MI E of Gsp Exit 109 · Structure no. 1300S16

Built
1971
54 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
175 ft
2 main spans
Daily traffic
34,254
2023 count
Owner
County
County Highway Agency

About this bridge

CR 520 (newman Rd) over Swimming River is a prestressed concrete stringer/multi-beam or girder carrying CR 520 (newman Rd) over Swimming River in Monmouth County, New Jersey. It was built in 1971, so it is 54 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 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 34,254 vehicles a day, roughly 4% of them trucks, projected to reach 41,105 by 2043. The structure is 175 ft (53.3 m) long and 86 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCR 520 (newman Rd)
CrossesSwimming River
Location0.75 MI E of Gsp Exit 109
RouteCounty Highway 520
CountyMonmouth County
StateNew Jersey
Coordinates40.33625, -74.08761
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating30 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length175 ft (53.3 m)
Longest span85 ft (25.9 m)
Deck width86 ft (26.2 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,254 (2023)
Projected traffic41,105 by 2043
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was CR 520 (newman Rd) over Swimming River built?

It was built in 1971, making it 54 years old in 2025.

What condition is CR 520 (newman Rd) over Swimming River 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 April 2023.

How much traffic does CR 520 (newman Rd) over Swimming River carry?

About 34,254 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is CR 520 (newman Rd) over Swimming River?

The structure is 175 ft (53.3 m) long with a longest span of 85 ft (25.9 m) and a deck 86 ft wide.

Who owns CR 520 (newman Rd) over Swimming River?

It is owned by the County Highway Agency.