US Bridges

Vt 00030 Ml over Otter Creek

Fair

Addison County, Vermont · 0.2 MI S Jct. U.S.7 · Structure no. 205900010101112

Built
1893
132 years old
Condition
Fair
inspected May 2023
Type
Culvert
Masonry
Length
142 ft
3 main spans
Daily traffic
8,200
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Vt 00030 Ml over Otter Creek is a masonry culvert carrying Vt 00030 Ml over Otter Creek in Addison County, Vermont. It was built in 1893, so it is 132 years old, older than the Vermont average of 60.8 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 8,200 vehicles a day, roughly 11% of them trucks, projected to reach 8,610 by 2028. The structure is 142 ft (43.3 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesVt 00030 Ml
CrossesOtter Creek
Location0.2 MI S Jct. U.S.7
RouteState Highway 30
StateVermont
Coordinates44.01339, -73.16863
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 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 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31 US tons
Inventory rating18 US tons

Structure

Structure typeCulvert
MaterialMasonry
DeckNot applicable
Main spans3
Design loadH 15
Structure length142 ft (43.3 m)
Longest span40 ft (12.2 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,200 (2018)
Projected traffic8,610 by 2028
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Vt 00030 Ml over Otter Creek built?

It was built in 1893, making it 132 years old in 2025.

What condition is Vt 00030 Ml over Otter 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 May 2023.

How much traffic does Vt 00030 Ml over Otter Creek carry?

About 8,200 vehicles per day (2018 count), of which roughly 11% are trucks.

How long is Vt 00030 Ml over Otter Creek?

The structure is 142 ft (43.3 m) long with a longest span of 40 ft (12.2 m) and a deck 40 ft wide.

Who owns Vt 00030 Ml over Otter Creek?

It is owned by the Town or Township Highway Agency.