US Bridges

Harlow ST over Kenduskeag Stream

Fair

Penobscot County, Maine · .1 MI NW Kenduskeag Ave · Structure no. 5694

Built
1961
64 years old, rebuilt 1999
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
209 ft
3 main spans
Daily traffic
7,158
2016 count
Owner
State
State Highway Agency

About this bridge

Harlow ST over Kenduskeag Stream is a steel continuous stringer/multi-beam or girder carrying Harlow ST over Kenduskeag Stream in Penobscot County, Maine. It was built in 1961 and reconstructed in 1999, so it is 64 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 7,158 vehicles a day, roughly 5% of them trucks, projected to reach 10,021 by 2036. The structure is 209 ft (63.6 m) long and 37 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesHarlow ST
CrossesKenduskeag Stream
Location.1 MI NW Kenduskeag Ave
RouteCounty Highway 0
StateMaine
Coordinates44.80821, -68.77836
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
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 alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating37.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length209 ft (63.6 m)
Longest span77 ft (23.6 m)
Deck width37 ft (11.2 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,158 (2016)
Projected traffic10,021 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 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 Harlow ST over Kenduskeag Stream built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1999.

What condition is Harlow ST over Kenduskeag Stream 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 November 2023.

How much traffic does Harlow ST over Kenduskeag Stream carry?

About 7,158 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Harlow ST over Kenduskeag Stream?

The structure is 209 ft (63.6 m) long with a longest span of 77 ft (23.6 m) and a deck 37 ft wide.

Who owns Harlow ST over Kenduskeag Stream?

It is owned by the State Highway Agency.