US Bridges

East Madison Ave over Spring Garden Brook

Fair

Morris County, New Jersey · 1.5MI NE NJ124&CR608 JCT · Structure no. 1400458

Built
1936
89 years old, rebuilt 1962
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
26 ft
1 main span
Daily traffic
2,760
2023 count
Owner
County
County Highway Agency

About this bridge

East Madison Ave over Spring Garden Brook is a steel stringer/multi-beam or girder carrying East Madison Ave over Spring Garden Brook in Morris County, New Jersey. It was built in 1936 and reconstructed in 1962, so it is 89 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 2,760 vehicles a day, roughly 3% of them trucks, projected to reach 3,368 by 2043. The structure is 26 ft (7.9 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesEast Madison Ave
CrossesSpring Garden Brook
Location1.5MI NE NJ124&CR608 JCT
RouteCity Street 0
Coordinates40.76432, -74.38734
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 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 statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating31 US tons
Inventory rating18 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span21 ft (6.4 m)
Deck width32 ft (9.9 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,760 (2023)
Projected traffic3,368 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$165,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was East Madison Ave over Spring Garden Brook built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1962.

What condition is East Madison Ave over Spring Garden Brook 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 East Madison Ave over Spring Garden Brook carry?

About 2,760 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is East Madison Ave over Spring Garden Brook?

The structure is 26 ft (7.9 m) long with a longest span of 21 ft (6.4 m) and a deck 32 ft wide.

Who owns East Madison Ave over Spring Garden Brook?

It is owned by the County Highway Agency.