US Bridges

Main RD over Charzee Str (thompson Bk

Fair

Penobscot County, Maine · 0.7 MI E of Sibley Road · Structure no. 3883

Built
1949
76 years old
Condition
Fair
inspected July 2024
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
492
2016 count
Owner
State
State Highway Agency

About this bridge

Main RD over Charzee Str (thompson Bk is a concrete slab carrying Main RD over Charzee Str (thompson Bk in Penobscot County, Maine. It was built in 1949, so it is 76 years old, older than the Maine average of 53.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 492 vehicles a day, roughly 5% of them trucks, projected to reach 787 by 2036. The structure is 23 ft (7 m) long and 29 ft wide. If it were closed, the detour would be 100 mi (161 km).

Location

Open in Google Maps
CarriesMain RD
CrossesCharzee Str (thompson Bk
Location0.7 MI E of Sibley Road
RouteCounty Highway 188
CountyPenobscot County
StateMaine
Coordinates45.18871, -68.38931
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating93.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length23 ft (7 m)
Longest span20 ft (6.1 m)
Deck width29 ft (8.8 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic492 (2016)
Projected traffic787 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 Main RD over Charzee Str (thompson Bk built?

It was built in 1949, making it 76 years old in 2025.

What condition is Main RD over Charzee Str (thompson Bk in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does Main RD over Charzee Str (thompson Bk carry?

About 492 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Main RD over Charzee Str (thompson Bk?

The structure is 23 ft (7 m) long with a longest span of 20 ft (6.1 m) and a deck 29 ft wide.

Who owns Main RD over Charzee Str (thompson Bk?

It is owned by the State Highway Agency.