US Bridges

Duck Pond RD over Mill Brook

Good

Cumberland County, Maine · 0.1 Mi. E Rt. 302 · Structure no. 0367

Built
2013
12 years old
Condition
Good
inspected August 2024
Type
Slab
Prestressed Concrete
Length
34 ft
1 main span
Daily traffic
790
2016 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Duck Pond RD over Mill Brook is a prestressed concrete slab carrying Duck Pond RD over Mill Brook in Cumberland County, Maine. It was built in 2013, so it is 12 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 790 vehicles a day, roughly 5% of them trucks, projected to reach 1,264 by 2036. The structure is 34 ft (10.4 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesDuck Pond RD
CrossesMill Brook
Location0.1 Mi. E Rt. 302
RouteCity Street 0
StateMaine
Coordinates43.74449, -70.35197
Functional classUrban 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.9 US tons
Inventory rating37.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length34 ft (10.4 m)
Longest span32 ft (9.8 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic790 (2016)
Projected traffic1,264 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Duck Pond RD over Mill Brook built?

It was built in 2013, making it 12 years old in 2025.

What condition is Duck Pond RD over Mill 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 August 2024.

How much traffic does Duck Pond RD over Mill Brook carry?

About 790 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Duck Pond RD over Mill Brook?

The structure is 34 ft (10.4 m) long with a longest span of 32 ft (9.8 m) and a deck 28 ft wide.

Who owns Duck Pond RD over Mill Brook?

It is owned by the Town or Township Highway Agency.