US Bridges

CR 648 over Muddy Run

Fair

Salem County, New Jersey · 1.1 MI NE of US40 · Structure no. 1701198

Built
1933
92 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
46 ft
1 main span
Daily traffic
1,153
2023 count
Owner
County
County Highway Agency

About this bridge

CR 648 over Muddy Run is a steel stringer/multi-beam or girder carrying CR 648 over Muddy Run in Salem County, New Jersey. It was built in 1933, so it is 92 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 1,153 vehicles a day, roughly 5% of them trucks, projected to reach 1,407 by 2043. The structure is 46 ft (14 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCR 648
CrossesMuddy Run
Location1.1 MI NE of US40
RouteCounty Highway 648
CountySalem County
StateNew Jersey
Coordinates39.61366, -75.18987
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37 US tons
Inventory rating22 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length46 ft (14 m)
Longest span42 ft (12.8 m)
Deck width33 ft (10 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,153 (2023)
Projected traffic1,407 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 648 over Muddy Run built?

It was built in 1933, making it 92 years old in 2025.

What condition is CR 648 over Muddy Run 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 CR 648 over Muddy Run carry?

About 1,153 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is CR 648 over Muddy Run?

The structure is 46 ft (14 m) long with a longest span of 42 ft (12.8 m) and a deck 33 ft wide.

Who owns CR 648 over Muddy Run?

It is owned by the County Highway Agency.