US Bridges

Diamond Hill RD over Little River

PoorPosted for load

York County, Maine · .2 MI E Lil River RD · Structure no. 1234

Built
1985
40 years old
Condition
Poor
inspected July 2023
Type
Slab
Prestressed Concrete
Length
42 ft
1 main span
Daily traffic
220
2016 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Diamond Hill RD over Little River is a prestressed concrete slab carrying Diamond Hill RD over Little River in York County, Maine. It was built in 1985, 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 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 220 vehicles a day, roughly 5% of them trucks, projected to reach 352 by 2036. The structure is 42 ft (12.8 m) long and 18 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesDiamond Hill RD
CrossesLittle River
Location.2 MI E Lil River RD
RouteCity Street 0
StateMaine
Coordinates43.33444, -70.83998
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
Deck4 PoorAdvanced section loss, deterioration, 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 protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating22.2 US tons
Inventory rating17.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span37 ft (11.3 m)
Deck width18 ft (5.5 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic220 (2016)
Projected traffic352 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Diamond Hill RD over Little River built?

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

What condition is Diamond Hill RD over Little River 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 July 2023.

How much traffic does Diamond Hill RD over Little River carry?

About 220 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Diamond Hill RD over Little River?

The structure is 42 ft (12.8 m) long with a longest span of 37 ft (11.3 m) and a deck 18 ft wide.

Who owns Diamond Hill RD over Little River?

It is owned by the Town or Township Highway Agency.