US Bridges

Crystal RD over W Br Mattawamkeag Rv

Fair

Aroostook County, Maine · 0.4 MI E of over I-95 · Structure no. 6163

Built
1967
58 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
224 ft
3 main spans
Daily traffic
1,450
2016 count
Owner
State
State Highway Agency

About this bridge

Crystal RD over W Br Mattawamkeag Rv is a steel continuous stringer/multi-beam or girder carrying Crystal RD over W Br Mattawamkeag Rv in Aroostook County, Maine. It was built in 1967, so it is 58 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 1,450 vehicles a day, roughly 5% of them trucks, projected to reach 2,175 by 2036. The structure is 224 ft (68.2 m) long and 34 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

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CarriesCrystal RD
CrossesW Br Mattawamkeag Rv
Location0.4 MI E of over I-95
RouteState Highway 159
CountyAroostook County
StateMaine
Coordinates46.00798, -68.27435
Functional classRural Major 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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.9 US tons
Inventory rating30 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length224 ft (68.2 m)
Longest span82 ft (25 m)
Deck width34 ft (10.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,450 (2016)
Projected traffic2,175 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Crystal RD over W Br Mattawamkeag Rv built?

It was built in 1967, making it 58 years old in 2025.

What condition is Crystal RD over W Br Mattawamkeag Rv 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 August 2024.

How much traffic does Crystal RD over W Br Mattawamkeag Rv carry?

About 1,450 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Crystal RD over W Br Mattawamkeag Rv?

The structure is 224 ft (68.2 m) long with a longest span of 82 ft (25 m) and a deck 34 ft wide.

Who owns Crystal RD over W Br Mattawamkeag Rv?

It is owned by the State Highway Agency.