US Bridges

George Davidson RD over Cranbury Brook

Good

Middlesex County, New Jersey · 3 Miles West of US 130 · Structure no. 124B086

Built
2000
25 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
13,234
2023 count
Owner
County
County Highway Agency

About this bridge

George Davidson RD over Cranbury Brook is a prestressed concrete box beam or girders - multiple carrying George Davidson RD over Cranbury Brook in Middlesex County, New Jersey. It was built in 2000, so it is 25 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 13,234 vehicles a day, roughly 3% of them trucks, projected to reach 16,148 by 2043. The structure is 40 ft (12.2 m) long and 46 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesGeorge Davidson RD
CrossesCranbury Brook
Location3 Miles West of US 130
RouteCity Street 0
Coordinates40.32418, -74.56504
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating89.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length40 ft (12.2 m)
Longest span34 ft (10.4 m)
Deck width46 ft (14.1 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,234 (2023)
Projected traffic16,148 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was George Davidson RD over Cranbury Brook built?

It was built in 2000, making it 25 years old in 2025.

What condition is George Davidson RD over Cranbury 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 May 2023.

How much traffic does George Davidson RD over Cranbury Brook carry?

About 13,234 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is George Davidson RD over Cranbury Brook?

The structure is 40 ft (12.2 m) long with a longest span of 34 ft (10.4 m) and a deck 46 ft wide.

Who owns George Davidson RD over Cranbury Brook?

It is owned by the County Highway Agency.