US Bridges

Manchester RD over Maine Central Railroad

Fair

Kennebec County, Maine · 3.5 MI Sly of RTE 27 · Structure no. 3906

Built
1986
39 years old
Condition
Fair
inspected October 2023
Type
Frame
Concrete
Length
35 ft
1 main span
Daily traffic
1,521
2016 count
Owner
Railroad
Railroad

About this bridge

Manchester RD over Maine Central Railroad is a concrete frame carrying Manchester RD over Maine Central Railroad in Kennebec County, Maine. It was built in 1986, so it is 39 years old, younger 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 1,521 vehicles a day, roughly 5% of them trucks, projected to reach 2,282 by 2036. The structure is 35 ft (10.8 m) long and 37 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

Location

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CarriesManchester RD
CrossesMaine Central Railroad
Location3.5 MI Sly of RTE 27
RouteCounty Highway 135
CountyKennebec County
StateMaine
Coordinates44.42641, -69.85413
Functional classRural Minor 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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating47.8 US tons
Inventory rating33.6 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length35 ft (10.8 m)
Longest span31 ft (9.3 m)
Deck width37 ft (11.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,521 (2016)
Projected traffic2,282 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed24.2 mi (39 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerRailroad
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Manchester RD over Maine Central Railroad built?

It was built in 1986, making it 39 years old in 2025.

What condition is Manchester RD over Maine Central Railroad 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 October 2023.

How much traffic does Manchester RD over Maine Central Railroad carry?

About 1,521 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Manchester RD over Maine Central Railroad?

The structure is 35 ft (10.8 m) long with a longest span of 31 ft (9.3 m) and a deck 37 ft wide.

Who owns Manchester RD over Maine Central Railroad?

It is owned by the Railroad and maintained by the State Highway Agency.