US Bridges

Muddy Brook RD over Muddy Brook

Poor

Franklin County, Maine · 100 NE Weeks Mills RD · Structure no. 0406

Built
1940
85 years old, rebuilt 2009
Condition
Poor
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
35 ft
1 main span
Daily traffic
77
2016 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Muddy Brook RD over Muddy Brook is a steel stringer/multi-beam or girder carrying Muddy Brook RD over Muddy Brook in Franklin County, Maine. It was built in 1940 and reconstructed in 2009, so it is 85 years old, older than the Maine average of 53.7 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 77 vehicles a day, roughly 5% of them trucks, projected to reach 123 by 2036. The structure is 35 ft (10.7 m) long and 16 ft wide. If it were closed, the detour would be 100 mi (161 km).

CarriesMuddy Brook RD
CrossesMuddy Brook
Location100 NE Weeks Mills RD
RouteCity Street 0
StateMaine
Coordinates44.67519, -70.04672
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.1 US tons
Inventory rating31.7 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHL 93
Structure length35 ft (10.7 m)
Longest span34 ft (10.3 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic77 (2016)
Projected traffic123 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 Muddy Brook RD over Muddy Brook built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 2009.

What condition is Muddy Brook RD over Muddy 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 November 2023.

How much traffic does Muddy Brook RD over Muddy Brook carry?

About 77 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Muddy Brook RD over Muddy Brook?

The structure is 35 ft (10.7 m) long with a longest span of 34 ft (10.3 m) and a deck 16 ft wide.

Who owns Muddy Brook RD over Muddy Brook?

It is owned by the Town or Township Highway Agency.