US Bridges

County Road 63 over Mill Creek

Good

Jefferson County, New York · 0.08 MI N JCT Rt 62 · Structure no. 000000003339500

Built
2001
24 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
52 ft
1 main span
Daily traffic
376
2021 count
Owner
County
County Highway Agency

About this bridge

County Road 63 over Mill Creek is a steel stringer/multi-beam or girder carrying County Road 63 over Mill Creek in Jefferson County, New York. It was built in 2001, so it is 24 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 376 vehicles a day, roughly 3% of them trucks, projected to reach 526 by 2041. The structure is 52 ft (15.8 m) long and 30 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesCounty Road 63
CrossesMill Creek
Location0.08 MI N JCT Rt 62
RouteCounty Highway 0
Coordinates43.9271, -76.00774
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88 US tons
Inventory rating53 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length52 ft (15.8 m)
Longest span49 ft (14.9 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic376 (2021)
Projected traffic526 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$641,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 63 over Mill Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is County Road 63 over Mill Creek 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 September 2023.

How much traffic does County Road 63 over Mill Creek carry?

About 376 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is County Road 63 over Mill Creek?

The structure is 52 ft (15.8 m) long with a longest span of 49 ft (14.9 m) and a deck 30 ft wide.

Who owns County Road 63 over Mill Creek?

It is owned by the County Highway Agency.