US Bridges

Mattamiscontis RD over Mattamiscontis Stream

Good

Penobscot County, Maine · 3.3 MI N of Howland T L · Structure no. 3099

Built
2004
21 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
102 ft
1 main span
Daily traffic
261
2016 count
Owner
State
State Highway Agency

About this bridge

Mattamiscontis RD over Mattamiscontis Stream is a steel stringer/multi-beam or girder carrying Mattamiscontis RD over Mattamiscontis Stream in Penobscot County, Maine. It was built in 2004, so it is 21 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 261 vehicles a day, roughly 5% of them trucks, projected to reach 418 by 2036. The structure is 102 ft (31 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesMattamiscontis RD
CrossesMattamiscontis Stream
Location3.3 MI N of Howland T L
RouteCity Street 0
StateMaine
Coordinates45.33959, -68.58909
Functional classRural Local

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating42.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length102 ft (31 m)
Longest span100 ft (30.4 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic261 (2016)
Projected traffic418 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Mattamiscontis RD over Mattamiscontis Stream built?

It was built in 2004, making it 21 years old in 2025.

What condition is Mattamiscontis RD over Mattamiscontis Stream 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 October 2024.

How much traffic does Mattamiscontis RD over Mattamiscontis Stream carry?

About 261 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Mattamiscontis RD over Mattamiscontis Stream?

The structure is 102 ft (31 m) long with a longest span of 100 ft (30.4 m) and a deck 27 ft wide.

Who owns Mattamiscontis RD over Mattamiscontis Stream?

It is owned by the State Highway Agency.