US Bridges

Enterprise RD over Brown Brook

Fair

York County, Maine · .4 MI S Dole Ridge RD · Structure no. 1199

Built
1985
40 years old, rebuilt 2012
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
590
2016 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Enterprise RD over Brown Brook is a steel stringer/multi-beam or girder carrying Enterprise RD over Brown Brook in York County, Maine. It was built in 1985 and reconstructed in 2012, so it is 40 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 5 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 590 vehicles a day, roughly 5% of them trucks, projected to reach 944 by 2036. The structure is 30 ft (9.1 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesEnterprise RD
CrossesBrown Brook
Location.4 MI S Dole Ridge RD
RouteCity Street 0
CountyYork County
StateMaine
Coordinates43.68331, -70.76452
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.2 US tons
Inventory rating41.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span28 ft (8.5 m)
Deck width29 ft (8.8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic590 (2016)
Projected traffic944 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Enterprise RD over Brown Brook built?

It was built in 1985, making it 40 years old in 2025. It was reconstructed in 2012.

What condition is Enterprise RD over Brown 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 Enterprise RD over Brown Brook carry?

About 590 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Enterprise RD over Brown Brook?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m) and a deck 29 ft wide.

Who owns Enterprise RD over Brown Brook?

It is owned by the Town or Township Highway Agency.