US Bridges

Masardis RD over St. Croix Stream

Fair

Aroostook County, Maine · 2.5 MI N Townline · Structure no. 3766

Built
1950
75 years old, rebuilt 2019
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
153 ft
2 main spans
Daily traffic
1,420
2017 count
Owner
State
State Highway Agency

About this bridge

Masardis RD over St. Croix Stream is a steel stringer/multi-beam or girder carrying Masardis RD over St. Croix Stream in Aroostook County, Maine. It was built in 1950 and reconstructed in 2019, so it is 75 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 1,420 vehicles a day, roughly 30% of them trucks, projected to reach 1,700 by 2037. The structure is 153 ft (46.6 m) long and 28 ft wide. If it were closed, the detour would be 100 mi (161 km).

Location

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CarriesMasardis RD
CrossesSt. Croix Stream
Location2.5 MI N Townline
RouteState Highway 11
CountyAroostook County
StateMaine
Coordinates46.49938, -68.36656
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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating37.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length153 ft (46.6 m)
Longest span73 ft (22.3 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,420 (2017)
Projected traffic1,700 by 2037
Trucks30%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed100 mi (161 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Masardis RD over St. Croix Stream built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 2019.

What condition is Masardis RD over St. Croix Stream 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 June 2024.

How much traffic does Masardis RD over St. Croix Stream carry?

About 1,420 vehicles per day (2017 count), of which roughly 30% are trucks.

How long is Masardis RD over St. Croix Stream?

The structure is 153 ft (46.6 m) long with a longest span of 73 ft (22.3 m) and a deck 28 ft wide.

Who owns Masardis RD over St. Croix Stream?

It is owned by the State Highway Agency.