US Bridges

Tobin Flat RD over Wilson Stream

Fair

Franklin County, Maine · 200 Ft So Rt 156 1.0 E Tl · Structure no. 0430

Built
1998
27 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
42 ft
1 main span
Daily traffic
56
2016 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Tobin Flat RD over Wilson Stream is a wood or timber stringer/multi-beam or girder carrying Tobin Flat RD over Wilson Stream in Franklin County, Maine. It was built in 1998, so it is 27 years old, younger than the Maine average of 53.7 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 56 vehicles a day, roughly 5% of them trucks, projected to reach 90 by 2036. The structure is 42 ft (12.9 m) long and 16 ft wide. If it were closed, the detour would be 100 mi (161 km).

CarriesTobin Flat RD
CrossesWilson Stream
Location200 Ft So Rt 156 1.0 E Tl
RouteCity Street 0
StateMaine
Coordinates44.63271, -70.30617
Functional classRural 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.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.9 US tons
Inventory rating41.4 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 25 or greater
Structure length42 ft (12.9 m)
Longest span38 ft (11.5 m)
Deck width16 ft (4.8 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic56 (2016)
Projected traffic90 by 2036
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed100 mi (161 km)
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 Tobin Flat RD over Wilson Stream built?

It was built in 1998, making it 27 years old in 2025.

What condition is Tobin Flat RD over Wilson Stream 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 March 2024.

How much traffic does Tobin Flat RD over Wilson Stream carry?

About 56 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Tobin Flat RD over Wilson Stream?

The structure is 42 ft (12.9 m) long with a longest span of 38 ft (11.5 m) and a deck 16 ft wide.

Who owns Tobin Flat RD over Wilson Stream?

It is owned by the Town or Township Highway Agency.