US Bridges

Leighton RD over Bond Brook

Fair

Kennebec County, Maine · 1.3 MI S JCT 8-11-27 · Structure no. 5747

Built
1959
66 years old, rebuilt 1980
Condition
Fair
inspected September 2024
Type
Slab
Concrete
Length
35 ft
1 main span
Daily traffic
7,465
2016 count
Owner
State
State Highway Agency

About this bridge

Leighton RD over Bond Brook is a concrete slab carrying Leighton RD over Bond Brook in Kennebec County, Maine. It was built in 1959 and reconstructed in 1980, so it is 66 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 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 7,465 vehicles a day, roughly 5% of them trucks, projected to reach 10,451 by 2036. The structure is 35 ft (10.8 m) long and 39 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesLeighton RD
CrossesBond Brook
Location1.3 MI S JCT 8-11-27
RouteCounty Highway 0
CountyKennebec County
StateMaine
Coordinates44.33933, -69.81103
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating52.1 US tons
Inventory rating40.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length35 ft (10.8 m)
Longest span32 ft (9.7 m)
Deck width39 ft (11.9 m)
Roadway width35 ft (10.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,465 (2016)
Projected traffic10,451 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Leighton RD over Bond Brook built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1980.

What condition is Leighton RD over Bond Brook 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 September 2024.

How much traffic does Leighton RD over Bond Brook carry?

About 7,465 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Leighton RD over Bond Brook?

The structure is 35 ft (10.8 m) long with a longest span of 32 ft (9.7 m) and a deck 39 ft wide.

Who owns Leighton RD over Bond Brook?

It is owned by the State Highway Agency.