US Bridges

US 00004 Ml over Castleton River

Good

Rutland County, Vermont · 1.0 MI W Exit 2 VT.22A · Structure no. 200020003E11072

Built
1971
54 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
243 ft
2 main spans
Daily traffic
6,900
2018 count
Owner
State
State Highway Agency

About this bridge

US 00004 Ml over Castleton River is a steel continuous stringer/multi-beam or girder carrying US 00004 Ml over Castleton River in Rutland County, Vermont. It was built in 1971, so it is 54 years old, younger than the Vermont average of 60.8 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 6,900 vehicles a day, roughly 10% of them trucks, projected to reach 7,245 by 2028. The structure is 243 ft (74.1 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 00004 Ml
CrossesCastleton River
Location1.0 MI W Exit 2 VT.22A
RouteU.S. Route 4
StateVermont
Coordinates43.59314, -73.28484
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating60 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length243 ft (74.1 m)
Longest span120 ft (36.6 m)
Deck width47 ft (14.3 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,900 (2018)
Projected traffic7,245 by 2028
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 00004 Ml over Castleton River built?

It was built in 1971, making it 54 years old in 2025.

What condition is US 00004 Ml over Castleton River 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 May 2023.

How much traffic does US 00004 Ml over Castleton River carry?

About 6,900 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is US 00004 Ml over Castleton River?

The structure is 243 ft (74.1 m) long with a longest span of 120 ft (36.6 m) and a deck 47 ft wide.

Who owns US 00004 Ml over Castleton River?

It is owned by the State Highway Agency.