US Bridges

Rawson Av over Megunticook River

PoorClosed to traffic

Knox County, Maine · 250 Ft SW of JCT RTE 105 · Structure no. 3173

Built
1935
90 years old
Condition
Poor
inspected January 2025
Type
Slab
Concrete
Length
38 ft
2 main spans
Daily traffic
830
2016 count
Owner
State
State Highway Agency

About this bridge

Rawson Av over Megunticook River is a concrete slab carrying Rawson Av over Megunticook River in Knox County, Maine. It was built in 1935, so it is 90 years old, older than the Maine average of 53.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 2 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 830 vehicles a day, roughly 5% of them trucks, projected to reach 1,328 by 2036. The structure is 38 ft (11.5 m) long and 29 ft wide.

CarriesRawson Av
CrossesMegunticook River
Location250 Ft SW of JCT RTE 105
RouteCity Street 0
StateMaine
Coordinates44.21451, -69.07634
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourScour critical; extensive scour has occurred
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.5 US tons
Inventory rating20.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length38 ft (11.5 m)
Longest span16 ft (4.9 m)
Deck width29 ft (8.8 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic830 (2016)
Projected traffic1,328 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
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 Rawson Av over Megunticook River built?

It was built in 1935, making it 90 years old in 2025.

What condition is Rawson Av over Megunticook River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2025.

How much traffic does Rawson Av over Megunticook River carry?

About 830 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Rawson Av over Megunticook River?

The structure is 38 ft (11.5 m) long with a longest span of 16 ft (4.9 m) and a deck 29 ft wide.

Who owns Rawson Av over Megunticook River?

It is owned by the State Highway Agency.