US Bridges

Mill ST (cr 616) over So.Br Rancocas Creek

Fair

Burlington County, New Jersey · 0.1 MI W of CR 641&616JCT · Structure no. 03D4270

Built
1918
107 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
38 ft
1 main span
Daily traffic
7,337
2023 count
Owner
County
County Highway Agency

About this bridge

Mill ST (cr 616) over So.Br Rancocas Creek is a steel stringer/multi-beam or girder carrying Mill ST (cr 616) over So.Br Rancocas Creek in Burlington County, New Jersey. It was built in 1918, so it is 107 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 5 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 7,337 vehicles a day, roughly 3% of them trucks, projected to reach 8,953 by 2043. The structure is 38 ft (11.6 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesMill ST (cr 616)
CrossesSo.Br Rancocas Creek
Location0.1 MI W of CR 641&616JCT
RouteCounty Highway 616
CountyBurlington County
StateNew Jersey
Coordinates39.93704, -74.75234
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating60 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span38 ft (11.6 m)
Deck width44 ft (13.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,337 (2023)
Projected traffic8,953 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$395,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mill ST (cr 616) over So.Br Rancocas Creek built?

It was built in 1918, making it 107 years old in 2025.

What condition is Mill ST (cr 616) over So.Br Rancocas Creek 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 September 2023.

How much traffic does Mill ST (cr 616) over So.Br Rancocas Creek carry?

About 7,337 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Mill ST (cr 616) over So.Br Rancocas Creek?

The structure is 38 ft (11.6 m) long with a longest span of 38 ft (11.6 m) and a deck 44 ft wide.

Who owns Mill ST (cr 616) over So.Br Rancocas Creek?

It is owned by the County Highway Agency.