US Bridges

CR 45 (church St.) over Gravelly Brook

FairPosted for load

Monmouth County, New Jersey · 0.5 MI E of Int Nj 34& 79 · Structure no. 1300MA6

Built
1923
102 years old
Condition
Fair
inspected April 2023
Type
Girder and Floorbeam System
Steel
Length
40 ft
1 main span
Daily traffic
6,414
2023 count
Owner
County
County Highway Agency

About this bridge

CR 45 (church St.) over Gravelly Brook is a steel girder and floorbeam system carrying CR 45 (church St.) over Gravelly Brook in Monmouth County, New Jersey. It was built in 1923, so it is 102 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 6,414 vehicles a day, roughly 3% of them trucks, projected to reach 7,697 by 2043. The structure is 40 ft (12.2 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesCR 45 (church St.)
CrossesGravelly Brook
Location0.5 MI E of Int Nj 34& 79
RouteCounty Highway 45
CountyMonmouth County
StateNew Jersey
Coordinates40.40785, -74.22862
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating32 US tons
Inventory rating19 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span36 ft (11 m)
Deck width26 ft (7.8 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,414 (2023)
Projected traffic7,697 by 2043
Trucks3%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.9 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 45 (church St.) over Gravelly Brook built?

It was built in 1923, making it 102 years old in 2025.

What condition is CR 45 (church St.) over Gravelly Brook 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 45 (church St.) over Gravelly Brook carry?

About 6,414 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is CR 45 (church St.) over Gravelly Brook?

The structure is 40 ft (12.2 m) long with a longest span of 36 ft (11 m) and a deck 26 ft wide.

Who owns CR 45 (church St.) over Gravelly Brook?

It is owned by the County Highway Agency.