US Bridges

Palmyra RD over Indian Stream

Fair

Somerset County, Maine · 0.1 Mile E JCT RTE 43 · Structure no. 3384

Built
1936
89 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
39 ft
1 main span
Daily traffic
1,202
2016 count
Owner
State
State Highway Agency

About this bridge

Palmyra RD over Indian Stream is a steel stringer/multi-beam or girder carrying Palmyra RD over Indian Stream in Somerset County, Maine. It was built in 1936, so it is 89 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 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 1,202 vehicles a day, roughly 5% of them trucks, projected to reach 1,803 by 2036. The structure is 39 ft (11.8 m) long and 22 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesPalmyra RD
CrossesIndian Stream
Location0.1 Mile E JCT RTE 43
RouteCounty Highway 0
CountySomerset County
StateMaine
Coordinates44.91017, -69.40849
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.2 US tons
Inventory rating33.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length39 ft (11.8 m)
Longest span34 ft (10.4 m)
Deck width22 ft (6.6 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,202 (2016)
Projected traffic1,803 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Palmyra RD over Indian Stream built?

It was built in 1936, making it 89 years old in 2025.

What condition is Palmyra RD over Indian 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 Palmyra RD over Indian Stream carry?

About 1,202 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Palmyra RD over Indian Stream?

The structure is 39 ft (11.8 m) long with a longest span of 34 ft (10.4 m) and a deck 22 ft wide.

Who owns Palmyra RD over Indian Stream?

It is owned by the State Highway Agency.