US Bridges

Nj 42 over Big Timber Creek

Fair

Gloucester County, New Jersey · 0.1 MI S of 42-NJTPK JCT · Structure no. 0804153

Built
1999
26 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
348 ft
5 main spans
Daily traffic
120,393
2023 count
Owner
State
State Highway Agency

About this bridge

Nj 42 over Big Timber Creek is a steel stringer/multi-beam or girder carrying Nj 42 over Big Timber Creek in Gloucester County, New Jersey. It was built in 1999, so it is 26 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 120,393 vehicles a day, roughly 5% of them trucks, projected to reach 144,471 by 2043. The structure is 348 ft (106.1 m) long and 160 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesNj 42
CrossesBig Timber Creek
Location0.1 MI S of 42-NJTPK JCT
RouteState Highway 42
Coordinates39.85278, -75.09694
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating60 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length348 ft (106.1 m)
Longest span90 ft (27.4 m)
Deck width160 ft (48.8 m)
Roadway width149 ft (45.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120,393 (2023)
Projected traffic144,471 by 2043
Trucks5%
Lanes on structure9
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nj 42 over Big Timber Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Nj 42 over Big Timber Creek 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 May 2023.

How much traffic does Nj 42 over Big Timber Creek carry?

About 120,393 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Nj 42 over Big Timber Creek?

The structure is 348 ft (106.1 m) long with a longest span of 90 ft (27.4 m) and a deck 160 ft wide.

Who owns Nj 42 over Big Timber Creek?

It is owned by the State Highway Agency.