US Bridges

CR 651(GRNTREE Rd) over Mantua Creek

Fair

Gloucester County, New Jersey · 1 Mile East of Nj 47 · Structure no. 0806J01

Built
1988
37 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
10,442
2024 count
Owner
County
County Highway Agency

About this bridge

CR 651(GRNTREE Rd) over Mantua Creek is a concrete culvert carrying CR 651(GRNTREE Rd) over Mantua Creek in Gloucester 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 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 10,442 vehicles a day, roughly 4% of them trucks, projected to reach 12,531 by 2044. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCR 651(GRNTREE Rd)
CrossesMantua Creek
Location1 Mile East of Nj 47
RouteCounty Highway 651
CountyGloucester County
StateNew Jersey
Coordinates39.72536, -75.10088
Functional classUrban Minor 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating75 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length30 ft (9.1 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,442 (2024)
Projected traffic12,531 by 2044
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 CR 651(GRNTREE Rd) over Mantua Creek built?

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

What condition is CR 651(GRNTREE Rd) over Mantua Creek 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 2024.

How much traffic does CR 651(GRNTREE Rd) over Mantua Creek carry?

About 10,442 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is CR 651(GRNTREE Rd) over Mantua Creek?

The structure is 30 ft (9.1 m) long with a longest span of 14 ft (4.3 m).

Who owns CR 651(GRNTREE Rd) over Mantua Creek?

It is owned by the County Highway Agency.