US Bridges

Curtis RD over Kennebunk River

Fair

York County, Maine · 0.5 MI N of JCT RTE 35 · Structure no. 6251

Built
1980
45 years old
Condition
Fair
inspected July 2024
Type
Culvert
Steel
Length
21 ft
1 main span
Daily traffic
717
2016 count
Owner
State
State Highway Agency

About this bridge

Curtis RD over Kennebunk River is a steel culvert carrying Curtis RD over Kennebunk River in York 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 5 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 717 vehicles a day, roughly 5% of them trucks, projected to reach 1,147 by 2036. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCurtis RD
CrossesKennebunk River
Location0.5 MI N of JCT RTE 35
RouteCity Street 0
StateMaine
Coordinates43.45266, -70.5868
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: 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 rating106.8 US tons
Inventory rating71.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic717 (2016)
Projected traffic1,147 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Curtis RD over Kennebunk River built?

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

What condition is Curtis RD over Kennebunk River 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 July 2024.

How much traffic does Curtis RD over Kennebunk River carry?

About 717 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Curtis RD over Kennebunk River?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.4 m).

Who owns Curtis RD over Kennebunk River?

It is owned by the State Highway Agency.