US Bridges

Pulpit Harbor RD over Mill Stream

Good

Knox County, Maine · No End of Island · Structure no. 2692

Built
2017
8 years old
Condition
Good
inspected November 2024
Type
Girder and Floorbeam System
Steel Continuous
Length
131 ft
1 main span
Daily traffic
630
2010 count
Owner
State
State Highway Agency

About this bridge

Pulpit Harbor RD over Mill Stream is a steel continuous girder and floorbeam system carrying Pulpit Harbor RD over Mill Stream in Knox County, Maine. It was built in 2017, so it is 8 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 630 vehicles a day, roughly 13% of them trucks, projected to reach 760 by 2030. The structure is 131 ft (39.9 m) long and 25 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesPulpit Harbor RD
CrossesMill Stream
LocationNo End of Island
RouteCity Street 0
StateMaine
Coordinates44.15699, -68.87485
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 protection8 Very GoodNo problems noted.
Last inspectionNovember 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.9 US tons
Inventory rating52.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length131 ft (39.9 m)
Longest span125 ft (38.1 m)
Deck width25 ft (7.7 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic630 (2010)
Projected traffic760 by 2030
Trucks13%
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 Pulpit Harbor RD over Mill Stream built?

It was built in 2017, making it 8 years old in 2025.

What condition is Pulpit Harbor RD over Mill 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 November 2024.

How much traffic does Pulpit Harbor RD over Mill Stream carry?

About 630 vehicles per day (2010 count), of which roughly 13% are trucks.

How long is Pulpit Harbor RD over Mill Stream?

The structure is 131 ft (39.9 m) long with a longest span of 125 ft (38.1 m) and a deck 25 ft wide.

Who owns Pulpit Harbor RD over Mill Stream?

It is owned by the State Highway Agency.