US Bridges

Clarence Musson R over Cahoon Creek

Fair

Otsego County, New York · 1.2 MI East Gilbertsville · Structure no. 000000002227430

Built
1940
85 years old, rebuilt 1989
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
41 ft
1 main span
Daily traffic
138
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Clarence Musson R over Cahoon Creek is a steel stringer/multi-beam or girder carrying Clarence Musson R over Cahoon Creek in Otsego County, New York. It was built in 1940 and reconstructed in 1989, so it is 85 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 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 138 vehicles a day, roughly 3% of them trucks, projected to reach 193 by 2038. The structure is 41 ft (12.5 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesClarence Musson R
CrossesCahoon Creek
Location1.2 MI East Gilbertsville
Coordinates42.47549, -75.30492
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating49.1 US tons
Inventory rating34 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length41 ft (12.5 m)
Longest span38 ft (11.5 m)
Deck width24 ft (7.2 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic138 (2018)
Projected traffic193 by 2038
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

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$555,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Clarence Musson R over Cahoon Creek built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1989.

What condition is Clarence Musson R over Cahoon 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 2024.

How much traffic does Clarence Musson R over Cahoon Creek carry?

About 138 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is Clarence Musson R over Cahoon Creek?

The structure is 41 ft (12.5 m) long with a longest span of 38 ft (11.5 m) and a deck 24 ft wide.

Who owns Clarence Musson R over Cahoon Creek?

It is owned by the Town or Township Highway Agency.