US Bridges

C3088 over Whetstone Brook

Fair

Windham County, Vermont · 0.01 MI S JCT W VT9 · Structure no. 101302006013021

Built
1985
40 years old
Condition
Fair
inspected September 2024
Type
Slab
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
300
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3088 over Whetstone Brook is a prestressed concrete slab carrying C3088 over Whetstone Brook in Windham County, Vermont. It was built in 1985, so it is 40 years old, younger 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 300 vehicles a day, roughly 2% of them trucks, projected to reach 315 by 2029. The structure is 31 ft (9.4 m) long and 37 ft wide.

CarriesC3088
CrossesWhetstone Brook
Location0.01 MI S JCT W VT9
StateVermont
Coordinates42.86598, -72.62022
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span27 ft (8.2 m)
Deck width37 ft (11.3 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2019)
Projected traffic315 by 2029
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 C3088 over Whetstone Brook built?

It was built in 1985, making it 40 years old in 2025.

What condition is C3088 over Whetstone Brook 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 September 2024.

How much traffic does C3088 over Whetstone Brook carry?

About 300 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3088 over Whetstone Brook?

The structure is 31 ft (9.4 m) long with a longest span of 27 ft (8.2 m) and a deck 37 ft wide.

Who owns C3088 over Whetstone Brook?

It is owned by the Town or Township Highway Agency.