US Bridges

Long Falls Dam RD over Sandy Stream

Good

Somerset County, Maine · 4.2 MI Nly JCT Route 16 · Structure no. 5128

Built
2013
12 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
112 ft
1 main span
Daily traffic
379
2016 count
Owner
State
State Highway Agency

About this bridge

Long Falls Dam RD over Sandy Stream is a steel stringer/multi-beam or girder carrying Long Falls Dam RD over Sandy Stream in Somerset County, Maine. It was built in 2013, so it is 12 years old, younger than the Maine average of 53.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 379 vehicles a day, roughly 5% of them trucks, projected to reach 606 by 2036. The structure is 112 ft (34.1 m) long and 28 ft wide. If it were closed, the detour would be 100 mi (161 km).

CarriesLong Falls Dam RD
CrossesSandy Stream
Location4.2 MI Nly JCT Route 16
RouteCounty Highway 0
StateMaine
Coordinates44.97691, -70.04687
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.2 US tons
Inventory rating43.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length112 ft (34.1 m)
Longest span108 ft (32.9 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic379 (2016)
Projected traffic606 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed100 mi (161 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 Long Falls Dam RD over Sandy Stream built?

It was built in 2013, making it 12 years old in 2025.

What condition is Long Falls Dam RD over Sandy Stream in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does Long Falls Dam RD over Sandy Stream carry?

About 379 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Long Falls Dam RD over Sandy Stream?

The structure is 112 ft (34.1 m) long with a longest span of 108 ft (32.9 m) and a deck 28 ft wide.

Who owns Long Falls Dam RD over Sandy Stream?

It is owned by the State Highway Agency.