US Bridges

Nj 34 SB over Nj 33 WB

Fair

Monmouth County, New Jersey · Nj 34 & 33 JCT · Structure no. 1308150

Built
1936
89 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
34 ft
1 main span
Daily traffic
10,307
2024 count
Owner
State
State Highway Agency

About this bridge

Nj 34 SB over Nj 33 WB is a steel stringer/multi-beam or girder carrying Nj 34 SB over Nj 33 WB in Monmouth County, New Jersey. It was built in 1936, so it is 89 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 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 10,307 vehicles a day, roughly 4% of them trucks, projected to reach 12,577 by 2044. The structure is 34 ft (10.4 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNj 34 SB
CrossesNj 33 WB
LocationNj 34 & 33 JCT
RouteState Highway 34
Coordinates40.22726, -74.1457
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating61 US tons
Inventory rating37 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length34 ft (10.4 m)
Longest span32 ft (9.8 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,307 (2024)
Projected traffic12,577 by 2044
Trucks4%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkSTRAHNET connector

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$360,000 (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nj 34 SB over Nj 33 WB built?

It was built in 1936, making it 89 years old in 2025.

What condition is Nj 34 SB over Nj 33 WB 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 June 2024.

How much traffic does Nj 34 SB over Nj 33 WB carry?

About 10,307 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Nj 34 SB over Nj 33 WB?

The structure is 34 ft (10.4 m) long with a longest span of 32 ft (9.8 m) and a deck 28 ft wide.

Who owns Nj 34 SB over Nj 33 WB?

It is owned by the State Highway Agency.