US Bridges

US-1 SB to Cooks over US 1 & US1 on Ramp

Fair

Cumberland County, Maine · 2.7 MI E US201 · Structure no. 6032

Built
1964
61 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
336 ft
6 main spans
Daily traffic
3,653
2016 count
Owner
State
State Highway Agency

About this bridge

US-1 SB to Cooks over US 1 & US1 on Ramp is a steel stringer/multi-beam or girder carrying US-1 SB to Cooks over US 1 & US1 on Ramp in Cumberland County, Maine. It was built in 1964, so it is 61 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 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 3,653 vehicles a day, roughly 7% of them trucks, projected to reach 5,114 by 2036. The structure is 336 ft (102.4 m) long and 60 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesUS-1 SB to Cooks
CrossesUS 1 & US1 on Ramp
Location2.7 MI E US201
RouteState Highway 0
StateMaine
Coordinates43.91012, -69.91609
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.4 US tons
Inventory rating50.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length336 ft (102.4 m)
Longest span83 ft (25.3 m)
Deck width60 ft (18.3 m)
Roadway width57 ft (17.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,653 (2016)
Projected traffic5,114 by 2036
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US-1 SB to Cooks over US 1 & US1 on Ramp built?

It was built in 1964, making it 61 years old in 2025.

What condition is US-1 SB to Cooks over US 1 & US1 on Ramp 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 April 2024.

How much traffic does US-1 SB to Cooks over US 1 & US1 on Ramp carry?

About 3,653 vehicles per day (2016 count), of which roughly 7% are trucks.

How long is US-1 SB to Cooks over US 1 & US1 on Ramp?

The structure is 336 ft (102.4 m) long with a longest span of 83 ft (25.3 m) and a deck 60 ft wide.

Who owns US-1 SB to Cooks over US 1 & US1 on Ramp?

It is owned by the State Highway Agency.