US Bridges

Riverside ST over M C RR

Good

Androscoggin County, Maine · 1MI E of Townline · Structure no. 0054

Built
2006
19 years old
Condition
Good
inspected May 2024
Type
Slab
Prestressed Concrete
Length
53 ft
1 main span
Daily traffic
770
2016 count
Owner
State
State Highway Agency

About this bridge

Riverside ST over M C RR is a prestressed concrete slab carrying Riverside ST over M C RR in Androscoggin County, Maine. It was built in 2006, so it is 19 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 770 vehicles a day, roughly 8% of them trucks, projected to reach 1,232 by 2036. The structure is 53 ft (16.2 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRiverside ST
CrossesM C RR
Location1MI E of Townline
RouteCounty Highway 0
StateMaine
Coordinates44.10828, -70.21261
Functional classUrban Collector

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.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating102.2 US tons
Inventory rating78.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadGreater than HL 93
Structure length53 ft (16.2 m)
Longest span51 ft (15.6 m)
Deck width33 ft (10.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic770 (2016)
Projected traffic1,232 by 2036
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Riverside ST over M C RR built?

It was built in 2006, making it 19 years old in 2025.

What condition is Riverside ST over M C RR 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 May 2024.

How much traffic does Riverside ST over M C RR carry?

About 770 vehicles per day (2016 count), of which roughly 8% are trucks.

How long is Riverside ST over M C RR?

The structure is 53 ft (16.2 m) long with a longest span of 51 ft (15.6 m) and a deck 33 ft wide.

Who owns Riverside ST over M C RR?

It is owned by the State Highway Agency.