US Bridges

Great Road over Bedens Brook

Fair

Somerset County, New Jersey · 0.93 MI S. of Rt 518 · Structure no. 18D0105

Built
1983
42 years old, rebuilt 2008
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
96 ft
2 main spans
Daily traffic
11,061
2023 count
Owner
County
County Highway Agency

About this bridge

Great Road over Bedens Brook is a steel stringer/multi-beam or girder carrying Great Road over Bedens Brook in Somerset County, New Jersey. It was built in 1983 and reconstructed in 2008, so it is 42 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 5 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 11,061 vehicles a day, roughly 3% of them trucks, projected to reach 13,273 by 2043. The structure is 96 ft (29.3 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesGreat Road
CrossesBedens Brook
Location0.93 MI S. of Rt 518
RouteCounty Highway 601
CountySomerset County
StateNew Jersey
Coordinates40.39441, -74.70092
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating72 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckClosed grating
Main spans2
Design loadHS 20 + Mod
Structure length96 ft (29.3 m)
Longest span47 ft (14.3 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,061 (2023)
Projected traffic13,273 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$4 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Great Road over Bedens Brook built?

It was built in 1983, making it 42 years old in 2025. It was reconstructed in 2008.

What condition is Great Road over Bedens 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 August 2023.

How much traffic does Great Road over Bedens Brook carry?

About 11,061 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Great Road over Bedens Brook?

The structure is 96 ft (29.3 m) long with a longest span of 47 ft (14.3 m) and a deck 32 ft wide.

Who owns Great Road over Bedens Brook?

It is owned by the County Highway Agency.