US Bridges

C3046 over Lulls Brook

PoorPosted for load

Windsor County, Vermont · 0.4 MI to JCT W US5 · Structure no. 101409002314091

Built
1881
144 years old
Condition
Poor
inspected August 2024
Type
Truss - Thru
Wood or Timber
Length
137 ft
1 main span
Daily traffic
100
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3046 over Lulls Brook is a wood or timber truss - thru carrying C3046 over Lulls Brook in Windsor County, Vermont. It was built in 1881, so it is 144 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. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, roughly 2% of them trucks, projected to reach 105 by 2029. The structure is 137 ft (41.8 m) long and 16 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesC3046
CrossesLulls Brook
Location0.4 MI to JCT W US5
CountyWindsor County
StateVermont
Coordinates43.53243, -72.39601
Functional classRural Local

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating5 US tons
Inventory rating5 US tons

Structure

Structure typeTruss - Thru
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length137 ft (41.8 m)
Longest span135 ft (41.1 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deck9 ft (2.7 m)

Traffic and service

Average daily traffic100 (2019)
Projected traffic105 by 2029
Trucks2%
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 statusListed on the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3046 over Lulls Brook built?

It was built in 1881, making it 144 years old in 2025.

What condition is C3046 over Lulls Brook 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 August 2024.

How much traffic does C3046 over Lulls Brook carry?

About 100 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3046 over Lulls Brook?

The structure is 137 ft (41.8 m) long with a longest span of 135 ft (41.1 m) and a deck 16 ft wide.

Who owns C3046 over Lulls Brook?

It is owned by the Town or Township Highway Agency.