US Bridges

Blackstrap RD over I-95

Fair

Cumberland County, Maine · 0.458 MI W of SR 100&26 · Structure no. 0283

Built
1956
69 years old, rebuilt 2013
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
322 ft
4 main spans
Daily traffic
3,647
2016 count
Owner
Toll Authority
State Toll Authority

About this bridge

Blackstrap RD over I-95 is a steel continuous stringer/multi-beam or girder carrying Blackstrap RD over I-95 in Cumberland County, Maine. It was built in 1956 and reconstructed in 2013, so it is 69 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 3,647 vehicles a day, roughly 5% of them trucks, projected to reach 5,106 by 2036. The structure is 322 ft (98 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBlackstrap RD
CrossesI-95
Location0.458 MI W of SR 100&26
RouteCounty Highway 0
StateMaine
Coordinates43.72619, -70.30383
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating46.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length322 ft (98 m)
Longest span94 ft (28.7 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,647 (2016)
Projected traffic5,106 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 Blackstrap RD over I-95 built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 2013.

What condition is Blackstrap RD over I-95 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 May 2024.

How much traffic does Blackstrap RD over I-95 carry?

About 3,647 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Blackstrap RD over I-95?

The structure is 322 ft (98 m) long with a longest span of 94 ft (28.7 m) and a deck 31 ft wide.

Who owns Blackstrap RD over I-95?

It is owned by the State Toll Authority.