US Bridges

Mill ST over East Br Dead Str

Fair

Penobscot County, Maine · .2MI.*E.*TOWNLINE · Structure no. 5416

Built
1975
50 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete
Length
24 ft
1 main span
Daily traffic
738
2016 count
Owner
State
State Highway Agency

About this bridge

Mill ST over East Br Dead Str is a concrete culvert carrying Mill ST over East Br Dead Str in Penobscot County, Maine. It was built in 1975, so it is 50 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 738 vehicles a day, roughly 5% of them trucks, projected to reach 1,181 by 2036. The structure is 24 ft (7.2 m) long. If it were closed, the detour would be 9.9 mi (16 km).

CarriesMill ST
CrossesEast Br Dead Str
Location.2MI.*E.*TOWNLINE
RouteCounty Highway 155
StateMaine
Coordinates45.15837, -68.85568
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating103.2 US tons
Inventory rating79.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length24 ft (7.2 m)
Longest span20 ft (6.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic738 (2016)
Projected traffic1,181 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mill ST over East Br Dead Str built?

It was built in 1975, making it 50 years old in 2025.

What condition is Mill ST over East Br Dead Str 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 July 2024.

How much traffic does Mill ST over East Br Dead Str carry?

About 738 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Mill ST over East Br Dead Str?

The structure is 24 ft (7.2 m) long with a longest span of 20 ft (6.2 m).

Who owns Mill ST over East Br Dead Str?

It is owned by the State Highway Agency.