US Bridges

Robertson Blvd over I-395

Poor

Penobscot County, Maine · Over 395 0.4 MI E of T.L. · Structure no. 1560

Built
1985
40 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
202 ft
2 main spans
Daily traffic
1,281
2016 count
Owner
State
State Highway Agency

About this bridge

Robertson Blvd over I-395 is a steel continuous stringer/multi-beam or girder carrying Robertson Blvd over I-395 in Penobscot County, Maine. It was built in 1985, so it is 40 years old, younger than the Maine average of 53.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,281 vehicles a day, roughly 5% of them trucks, projected to reach 1,922 by 2036. The structure is 202 ft (61.5 m) long and 37 ft wide.

CarriesRobertson Blvd
CrossesI-395
LocationOver 395 0.4 MI E of T.L.
RouteCity Street 0
StateMaine
Coordinates44.78257, -68.76513
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.1 US tons
Inventory rating48.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length202 ft (61.5 m)
Longest span98 ft (29.9 m)
Deck width37 ft (11.2 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,281 (2016)
Projected traffic1,922 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Robertson Blvd over I-395 built?

It was built in 1985, making it 40 years old in 2025.

What condition is Robertson Blvd over I-395 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Robertson Blvd over I-395 carry?

About 1,281 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Robertson Blvd over I-395?

The structure is 202 ft (61.5 m) long with a longest span of 98 ft (29.9 m) and a deck 37 ft wide.

Who owns Robertson Blvd over I-395?

It is owned by the State Highway Agency.