US Bridges

Bridge Street over Nj 29 NB

Fair

Mercer County, New Jersey · 0.05 MI North of US 1 · Structure no. 1131150

Built
1970
55 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
133 ft
3 main spans
Daily traffic
24,972
2022 count
Owner
State
State Highway Agency

About this bridge

Bridge Street over Nj 29 NB is a steel stringer/multi-beam or girder carrying Bridge Street over Nj 29 NB in Mercer County, New Jersey. It was built in 1970, so it is 55 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 24,972 vehicles a day, roughly 3% of them trucks, projected to reach 29,966 by 2042. The structure is 133 ft (40.5 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesBridge Street
CrossesNj 29 NB
Location0.05 MI North of US 1
RouteCity Street 0
CountyMercer County
StateNew Jersey
Coordinates40.21055, -74.76667
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating59 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length133 ft (40.5 m)
Longest span72 ft (21.9 m)
Deck width61 ft (18.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,972 (2022)
Projected traffic29,966 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$865,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Bridge Street over Nj 29 NB built?

It was built in 1970, making it 55 years old in 2025.

What condition is Bridge Street over Nj 29 NB 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 March 2024.

How much traffic does Bridge Street over Nj 29 NB carry?

About 24,972 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Bridge Street over Nj 29 NB?

The structure is 133 ft (40.5 m) long with a longest span of 72 ft (21.9 m) and a deck 61 ft wide.

Who owns Bridge Street over Nj 29 NB?

It is owned by the State Highway Agency.