US Bridges

Fdr 59 over Patte Brook

Fair

Oxford County, Maine · Map 16 · Structure no. 092203000001041

Built
1969
56 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
36 ft
1 main span
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

Fdr 59 over Patte Brook is a steel stringer/multi-beam or girder carrying Fdr 59 over Patte Brook in Oxford County, Maine. It was built in 1969, so it is 56 years old, older 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 50 vehicles a day, projected to reach 75 by 2045. The structure is 36 ft (11 m) long and 16 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

CarriesFdr 59
CrossesPatte Brook
LocationMap 16
RouteFederal Lands Road 59
StateMaine
Coordinates44.33497, -70.79823
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55 US tons
Inventory rating42.5 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20
Structure length36 ft (11 m)
Longest span34 ft (10.4 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.2 mi (158 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Fdr 59 over Patte Brook built?

It was built in 1969, making it 56 years old in 2025.

What condition is Fdr 59 over Patte 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 October 2023.

How much traffic does Fdr 59 over Patte Brook carry?

About 50 vehicles per day (latest count).

How long is Fdr 59 over Patte Brook?

The structure is 36 ft (11 m) long with a longest span of 34 ft (10.4 m) and a deck 16 ft wide.

Who owns Fdr 59 over Patte Brook?

It is owned by the U.S. Forest Service.