US Bridges

S.Broad St(cr 672) over Doctors Creek

Good

Mercer County, New Jersey · 475 S. of US 130 · Structure no. 1100027

Built
2016
9 years old
Condition
Good
inspected February 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
6,185
2023 count
Owner
County
County Highway Agency

About this bridge

S.Broad St(cr 672) over Doctors Creek is a prestressed concrete box beam or girders - multiple carrying S.Broad St(cr 672) over Doctors Creek in Mercer County, New Jersey. It was built in 2016, so it is 9 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 good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,185 vehicles a day, roughly 3% of them trucks, projected to reach 7,550 by 2043. The structure is 63 ft (19.2 m) long and 54 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesS.Broad St(cr 672)
CrossesDoctors Creek
Location475 S. of US 130
RouteCounty Highway 672
CountyMercer County
StateNew Jersey
Coordinates40.17637, -74.66859
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.2 US tons
Inventory rating52.5 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length63 ft (19.2 m)
Longest span62 ft (18.9 m)
Deck width54 ft (16.5 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,185 (2023)
Projected traffic7,550 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was S.Broad St(cr 672) over Doctors Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is S.Broad St(cr 672) over Doctors 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 February 2023.

How much traffic does S.Broad St(cr 672) over Doctors Creek carry?

About 6,185 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is S.Broad St(cr 672) over Doctors Creek?

The structure is 63 ft (19.2 m) long with a longest span of 62 ft (18.9 m) and a deck 54 ft wide.

Who owns S.Broad St(cr 672) over Doctors Creek?

It is owned by the County Highway Agency.