US Bridges

US 1 Southbound over Ramp to Olden Av (CR622)

Fair

Mercer County, New Jersey · 4.5 Miles South of 1-295 · Structure no. 1101159

Built
1953
72 years old, rebuilt 2005
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
100 ft
1 main span
Daily traffic
28,392
2024 count
Owner
State
State Highway Agency

About this bridge

US 1 Southbound over Ramp to Olden Av (CR622) is a steel stringer/multi-beam or girder carrying US 1 Southbound over Ramp to Olden Av (CR622) in Mercer County, New Jersey. It was built in 1953 and reconstructed in 2005, so it is 72 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 28,392 vehicles a day, roughly 5% of them trucks, projected to reach 34,644 by 2044. The structure is 100 ft (30.5 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesUS 1 Southbound
CrossesRamp to Olden Av (CR622)
Location4.5 Miles South of 1-295
RouteU.S. Route 1
CountyMercer County
StateNew Jersey
Coordinates40.23458, -74.74833
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.
Superstructure8 Very GoodNo problems noted.
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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94 US tons
Inventory rating56 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length100 ft (30.5 m)
Longest span87 ft (26.5 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,392 (2024)
Projected traffic34,644 by 2044
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
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$1,000 (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 1 Southbound over Ramp to Olden Av (CR622) built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 2005.

What condition is US 1 Southbound over Ramp to Olden Av (CR622) 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 US 1 Southbound over Ramp to Olden Av (CR622) carry?

About 28,392 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is US 1 Southbound over Ramp to Olden Av (CR622)?

The structure is 100 ft (30.5 m) long with a longest span of 87 ft (26.5 m) and a deck 44 ft wide.

Who owns US 1 Southbound over Ramp to Olden Av (CR622)?

It is owned by the State Highway Agency.