US Bridges

Parkway Nbo over Shafto Road (cr 547)

Good

Monmouth County, New Jersey · 0.50 MI S of 18&GSP JCT · Structure no. 361055O

Built
1953
72 years old
Condition
Good
inspected May 2024
Type
Frame
Concrete
Length
53 ft
1 main span
Daily traffic
49,496
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

Parkway Nbo over Shafto Road (cr 547) is a concrete frame carrying Parkway Nbo over Shafto Road (cr 547) in Monmouth County, New Jersey. It was built in 1953, 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 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 49,496 vehicles a day, roughly 3% of them trucks, projected to reach 60,395 by 2044. The structure is 53 ft (16.2 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesParkway Nbo
CrossesShafto Road (cr 547)
Location0.50 MI S of 18&GSP JCT
Coordinates40.2724, -74.07853
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating53.2 US tons
Inventory rating41.1 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length53 ft (16.2 m)
Longest span50 ft (15.2 m)
Deck width50 ft (15.1 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49,496 (2024)
Projected traffic60,395 by 2044
Trucks3%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.3 million (2018 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Parkway Nbo over Shafto Road (cr 547) built?

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

What condition is Parkway Nbo over Shafto Road (cr 547) 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 May 2024.

How much traffic does Parkway Nbo over Shafto Road (cr 547) carry?

About 49,496 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Parkway Nbo over Shafto Road (cr 547)?

The structure is 53 ft (16.2 m) long with a longest span of 50 ft (15.2 m) and a deck 50 ft wide.

Who owns Parkway Nbo over Shafto Road (cr 547)?

It is owned by the State Toll Authority.