US Bridges

US Rt 22WB over S Br Rockaway Creek

Good

Hunterdon County, New Jersey · 5.92 Miles East of Rt. 28 · Structure no. 1005163

Built
1912
113 years old, rebuilt 1984
Condition
Good
inspected March 2024
Type
Slab
Prestressed Concrete
Length
66 ft
2 main spans
Daily traffic
36,773
2024 count
Owner
State
State Highway Agency

About this bridge

US Rt 22WB over S Br Rockaway Creek is a prestressed concrete slab carrying US Rt 22WB over S Br Rockaway Creek in Hunterdon County, New Jersey. It was built in 1912 and reconstructed in 1984, so it is 113 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 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 36,773 vehicles a day, roughly 4% of them trucks, projected to reach 44,870 by 2044. The structure is 66 ft (20.1 m) long and 49 ft wide.

CarriesUS Rt 22WB
CrossesS Br Rockaway Creek
Location5.92 Miles East of Rt. 28
RouteU.S. Route 22
Coordinates40.62339, -74.76653
Functional classUrban Other Principal Arterial

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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92 US tons
Inventory rating55 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length66 ft (20.1 m)
Longest span31 ft (9.4 m)
Deck width49 ft (14.9 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,773 (2024)
Projected traffic44,870 by 2044
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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$300,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US Rt 22WB over S Br Rockaway Creek built?

It was built in 1912, making it 113 years old in 2025. It was reconstructed in 1984.

What condition is US Rt 22WB over S Br Rockaway Creek 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 March 2024.

How much traffic does US Rt 22WB over S Br Rockaway Creek carry?

About 36,773 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is US Rt 22WB over S Br Rockaway Creek?

The structure is 66 ft (20.1 m) long with a longest span of 31 ft (9.4 m) and a deck 49 ft wide.

Who owns US Rt 22WB over S Br Rockaway Creek?

It is owned by the State Highway Agency.