US Bridges

Vt 00009 Ml over N. Br. Deerfield River

Poor

Windham County, Vermont · 0.1 MI W JCT Vt 100 N · Structure no. 200010003113222

Built
1934
91 years old
Condition
Poor
inspected April 2024
Type
Tee Beam
Concrete
Length
59 ft
1 main span
Daily traffic
4,400
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 00009 Ml over N. Br. Deerfield River is a concrete tee beam carrying Vt 00009 Ml over N. Br. Deerfield River in Windham County, Vermont. It was built in 1934, so it is 91 years old, older than the Vermont average of 60.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 4,400 vehicles a day, roughly 10% of them trucks, projected to reach 4,620 by 2028. The structure is 59 ft (18 m) long and 42 ft wide. If it were closed, the detour would be 19.3 mi (31 km).

CarriesVt 00009 Ml
CrossesN. Br. Deerfield River
Location0.1 MI W JCT Vt 100 N
RouteState Highway 9
StateVermont
Coordinates42.86854, -72.87128
Functional classRural Principal Arterial - Other

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 12 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating34 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length59 ft (18 m)
Longest span57 ft (17.4 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,400 (2018)
Projected traffic4,620 by 2028
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed19.3 mi (31 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$921,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Vt 00009 Ml over N. Br. Deerfield River built?

It was built in 1934, making it 91 years old in 2025.

What condition is Vt 00009 Ml over N. Br. Deerfield River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does Vt 00009 Ml over N. Br. Deerfield River carry?

About 4,400 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is Vt 00009 Ml over N. Br. Deerfield River?

The structure is 59 ft (18 m) long with a longest span of 57 ft (17.4 m) and a deck 42 ft wide.

Who owns Vt 00009 Ml over N. Br. Deerfield River?

It is owned by the State Highway Agency.