US Bridges

Crystal Vale RD over Muddy Brook

Good

Franklin County, Maine · 1.5 MI N Perham Hl RD · Structure no. 0407

Built
2024
1 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
48 ft
1 main span
Daily traffic
53
2016 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Crystal Vale RD over Muddy Brook is a steel stringer/multi-beam or girder carrying Crystal Vale RD over Muddy Brook in Franklin County, Maine. It was built in 2024, so it is 1 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 53 vehicles a day, roughly 5% of them trucks, projected to reach 85 by 2036. The structure is 48 ft (14.5 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCrystal Vale RD
CrossesMuddy Brook
Location1.5 MI N Perham Hl RD
RouteCity Street 0
StateMaine
Coordinates44.69589, -70.06881
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.4 US tons
Inventory rating47.5 US tons

Structure

MaterialSteel
DeckConcrete, precast panels
Main spans1
Design loadGreater than HL 93
Structure length48 ft (14.5 m)
Longest span45 ft (13.7 m)
Deck width24 ft (7.3 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53 (2016)
Projected traffic85 by 2036
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Crystal Vale RD over Muddy Brook built?

It was built in 2024, making it 1 years old in 2025.

What condition is Crystal Vale RD over Muddy Brook 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 November 2024.

How much traffic does Crystal Vale RD over Muddy Brook carry?

About 53 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Crystal Vale RD over Muddy Brook?

The structure is 48 ft (14.5 m) long with a longest span of 45 ft (13.7 m) and a deck 24 ft wide.

Who owns Crystal Vale RD over Muddy Brook?

It is owned by the Town or Township Highway Agency.