US Bridges

State HWY 27 over Kennebec River + Mcrr

Fair

Kennebec County, Maine · Gardiner-Randolph*tl · Structure no. 2304

Built
1980
45 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
996 ft
5 main spans
Daily traffic
10,176
2016 count
Owner
State
State Highway Agency

About this bridge

State HWY 27 over Kennebec River + Mcrr is a steel continuous stringer/multi-beam or girder carrying State HWY 27 over Kennebec River + Mcrr in Kennebec County, Maine. It was built in 1980, so it is 45 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 10,176 vehicles a day, roughly 5% of them trucks, projected to reach 14,246 by 2036. The structure is 996 ft (303.6 m) long and 67 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesState HWY 27
CrossesKennebec River + Mcrr
LocationGardiner-Randolph*tl
RouteState Highway 9
StateMaine
Coordinates44.23327, -69.76991
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating49.6 US tons
Inventory rating38.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5 (+1 approach)
Design loadHS 20 + Mod
Structure length996 ft (303.6 m)
Longest span201 ft (61.3 m)
Deck width67 ft (20.5 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,176 (2016)
Projected traffic14,246 by 2036
Trucks5%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesRailroad and waterway
Detour if closed13 mi (21 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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was State HWY 27 over Kennebec River + Mcrr built?

It was built in 1980, making it 45 years old in 2025.

What condition is State HWY 27 over Kennebec River + Mcrr 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 June 2024.

How much traffic does State HWY 27 over Kennebec River + Mcrr carry?

About 10,176 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is State HWY 27 over Kennebec River + Mcrr?

The structure is 996 ft (303.6 m) long with a longest span of 201 ft (61.3 m) and a deck 67 ft wide.

Who owns State HWY 27 over Kennebec River + Mcrr?

It is owned by the State Highway Agency.