US Bridges

Parkway Nbi over Shafto Road (cr 547)

Fair

Monmouth County, New Jersey · 0.5 Mi. S. of 18&GSP Jct. · Structure no. 361055I

Built
1972
53 years old
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
120 ft
3 main spans
Daily traffic
25,882
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

Parkway Nbi over Shafto Road (cr 547) is a prestressed concrete box beam or girders - multiple carrying Parkway Nbi over Shafto Road (cr 547) in Monmouth County, New Jersey. It was built in 1972, so it is 53 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 25,882 vehicles a day, roughly 3% of them trucks, projected to reach 31,581 by 2044. The structure is 120 ft (36.6 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesParkway Nbi
CrossesShafto Road (cr 547)
Location0.5 Mi. S. of 18&GSP Jct.
CountyMonmouth County
StateNew Jersey
Coordinates40.27215, -74.07869
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating52.1 US tons
Inventory rating25.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length120 ft (36.6 m)
Longest span58 ft (17.7 m)
Deck width40 ft (12.3 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,882 (2024)
Projected traffic31,581 by 2044
Trucks3%
Lanes on structure2
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$2 million (2018 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

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

It was built in 1972, making it 53 years old in 2025.

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

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

About 25,882 vehicles per day (2024 count), of which roughly 3% are trucks.

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

The structure is 120 ft (36.6 m) long with a longest span of 58 ft (17.7 m) and a deck 40 ft wide.

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

It is owned by the State Toll Authority.