US Bridges

Black Point RD over Boston and Maine RR

Good

Cumberland County, Maine · 1.2 MI S JCT US1 & 9 · Structure no. 5293

Built
1996
29 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
53 ft
1 main span
Daily traffic
14,080
2016 count
Owner
Railroad
Railroad

About this bridge

Black Point RD over Boston and Maine RR is a prestressed concrete box beam or girders - multiple carrying Black Point RD over Boston and Maine RR in Cumberland County, Maine. It was built in 1996, so it is 29 years old, younger than the Maine average of 53.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 14,080 vehicles a day, roughly 5% of them trucks, projected to reach 19,712 by 2036. The structure is 53 ft (16.2 m) long and 36 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesBlack Point RD
CrossesBoston and Maine RR
Location1.2 MI S JCT US1 & 9
RouteCounty Highway 207
StateMaine
Coordinates43.57804, -70.3226
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.2 US tons
Inventory rating37.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length53 ft (16.2 m)
Longest span49 ft (14.9 m)
Deck width36 ft (10.9 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,080 (2016)
Projected traffic19,712 by 2036
Trucks5%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerRailroad
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Black Point RD over Boston and Maine RR built?

It was built in 1996, making it 29 years old in 2025.

What condition is Black Point RD over Boston and Maine RR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does Black Point RD over Boston and Maine RR carry?

About 14,080 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Black Point RD over Boston and Maine RR?

The structure is 53 ft (16.2 m) long with a longest span of 49 ft (14.9 m) and a deck 36 ft wide.

Who owns Black Point RD over Boston and Maine RR?

It is owned by the Railroad and maintained by the State Highway Agency.