US Bridges

Lower Mill Road over Bisphams Mill Creek

FairPosted for load

Burlington County, New Jersey · 3.1 MI N of RT70&72 JCT · Structure no. 3481154

Built
1950
75 years old, rebuilt 2003
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
24 ft
2 main spans
Daily traffic
9
2023 count
Owner
State
Other State Agency

About this bridge

Lower Mill Road over Bisphams Mill Creek is a wood or timber stringer/multi-beam or girder carrying Lower Mill Road over Bisphams Mill Creek in Burlington County, New Jersey. It was built in 1950 and reconstructed in 2003, so it is 75 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. Its operating status is: posted for load restriction.

It carries about 9 vehicles a day, projected to reach 11 by 2043. The structure is 24 ft (7.3 m) long and 14 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesLower Mill Road
CrossesBisphams Mill Creek
Location3.1 MI N of RT70&72 JCT
RouteState Lands Road 0
Coordinates39.9441, -74.6073
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating12 US tons
Inventory rating9 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span11 ft (3.4 m)
Deck width14 ft (4.3 m)
Roadway width13 ft (3.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9 (2023)
Projected traffic11 by 2043
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther State Agency
Maintained byOther State 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$767,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lower Mill Road over Bisphams Mill Creek built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 2003.

What condition is Lower Mill Road over Bisphams Mill 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 August 2023.

How much traffic does Lower Mill Road over Bisphams Mill Creek carry?

About 9 vehicles per day (2023 count).

How long is Lower Mill Road over Bisphams Mill Creek?

The structure is 24 ft (7.3 m) long with a longest span of 11 ft (3.4 m) and a deck 14 ft wide.

Who owns Lower Mill Road over Bisphams Mill Creek?

It is owned by the Other State Agency.