US Bridges

Back RD over Sandy Stream

PoorPosted for load

Somerset County, Maine · 1 MI E JCT SA1 · Structure no. 5523

Built
1954
71 years old
Condition
Poor
inspected May 2024
Type
Girder and Floorbeam System
Steel
Length
75 ft
1 main span
Daily traffic
48
2016 count
Owner
County
County Highway Agency

About this bridge

Back RD over Sandy Stream is a steel girder and floorbeam system carrying Back RD over Sandy Stream in Somerset County, Maine. It was built in 1954, so it is 71 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. Its operating status is: posted for load restriction.

It carries about 48 vehicles a day, roughly 5% of them trucks, projected to reach 77 by 2036. The structure is 75 ft (23 m) long and 15 ft wide.

Location

Open in Google Maps
CarriesBack RD
CrossesSandy Stream
Location1 MI E JCT SA1
RouteCity Street 0
CountySomerset County
StateMaine
Coordinates45.02585, -70.04881
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating26.8 US tons
Inventory rating20.7 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length75 ft (23 m)
Longest span72 ft (21.9 m)
Deck width15 ft (4.7 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48 (2016)
Projected traffic77 by 2036
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Back RD over Sandy Stream built?

It was built in 1954, making it 71 years old in 2025.

What condition is Back RD over Sandy Stream 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 May 2024.

How much traffic does Back RD over Sandy Stream carry?

About 48 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Back RD over Sandy Stream?

The structure is 75 ft (23 m) long with a longest span of 72 ft (21.9 m) and a deck 15 ft wide.

Who owns Back RD over Sandy Stream?

It is owned by the County Highway Agency.