US Bridges

Mill Road over Shadow Brook

Good

Otsego County, New York · 4M S Int of CR31 & SR20 · Structure no. 000000002269530

Built
1999
26 years old, rebuilt 2008
Condition
Good
inspected August 2023
Type
Culvert
Steel
Length
24 ft
1 main span
Daily traffic
263
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Mill Road over Shadow Brook is a steel culvert carrying Mill Road over Shadow Brook in Otsego County, New York. It was built in 1999 and reconstructed in 2008, so it is 26 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 263 vehicles a day, roughly 1% of them trucks, projected to reach 368 by 2038. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMill Road
CrossesShadow Brook
Location4M S Int of CR31 & SR20
Coordinates42.79069, -74.85861
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic263 (2018)
Projected traffic368 by 2038
Trucks1%
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$240,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mill Road over Shadow Brook built?

It was built in 1999, making it 26 years old in 2025. It was reconstructed in 2008.

What condition is Mill Road over Shadow Brook in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does Mill Road over Shadow Brook carry?

About 263 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is Mill Road over Shadow Brook?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m).

Who owns Mill Road over Shadow Brook?

It is owned by the Town or Township Highway Agency.