US Bridges

Milford RD over Grand Lake Stream

Good

Washington County, Maine · 6.8 MI W Passamaquoddy Tl · Structure no. 3584

Built
2010
15 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
88 ft
1 main span
Daily traffic
463
2016 count
Owner
State
State Highway Agency

About this bridge

Milford RD over Grand Lake Stream is a prestressed concrete box beam or girders - multiple carrying Milford RD over Grand Lake Stream in Washington County, Maine. It was built in 2010, so it is 15 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 463 vehicles a day, roughly 5% of them trucks, projected to reach 741 by 2036. The structure is 88 ft (26.8 m) long and 32 ft wide. If it were closed, the detour would be 100 mi (161 km).

CarriesMilford RD
CrossesGrand Lake Stream
Location6.8 MI W Passamaquoddy Tl
RouteState Highway 0
StateMaine
Coordinates45.17888, -67.77631
Functional classRural Minor 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.1 US tons
Inventory rating47.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadGreater than HL 93
Structure length88 ft (26.8 m)
Longest span86 ft (26.2 m)
Deck width32 ft (9.8 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic463 (2016)
Projected traffic741 by 2036
Trucks5%
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 Milford RD over Grand Lake Stream built?

It was built in 2010, making it 15 years old in 2025.

What condition is Milford RD over Grand Lake 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 August 2024.

How much traffic does Milford RD over Grand Lake Stream carry?

About 463 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Milford RD over Grand Lake Stream?

The structure is 88 ft (26.8 m) long with a longest span of 86 ft (26.2 m) and a deck 32 ft wide.

Who owns Milford RD over Grand Lake Stream?

It is owned by the State Highway Agency.