US Bridges

Tandberg Trl over Ditch Brook

Poor

Cumberland County, Maine · .8 MI Ely of Route 302 · Structure no. 2998

Built
1959
66 years old, rebuilt 2012
Condition
Poor
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
101 ft
1 main span
Daily traffic
14,042
2016 count
Owner
State
State Highway Agency

About this bridge

Tandberg Trl over Ditch Brook is a steel stringer/multi-beam or girder carrying Tandberg Trl over Ditch Brook in Cumberland County, Maine. It was built in 1959 and reconstructed in 2012, so it is 66 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 4 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.

It carries about 14,042 vehicles a day, roughly 5% of them trucks, projected to reach 19,659 by 2036. The structure is 101 ft (30.9 m) long and 32 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesTandberg Trl
CrossesDitch Brook
Location.8 MI Ely of Route 302
RouteState Highway 115
StateMaine
Coordinates43.83772, -70.42306
Functional classRural Minor Arterial

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
Deck4 PoorAdvanced section loss, deterioration, 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 inspectionMarch 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating27.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length101 ft (30.9 m)
Longest span97 ft (29.5 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,042 (2016)
Projected traffic19,659 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Tandberg Trl over Ditch Brook built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 2012.

What condition is Tandberg Trl over Ditch Brook 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 March 2024.

How much traffic does Tandberg Trl over Ditch Brook carry?

About 14,042 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Tandberg Trl over Ditch Brook?

The structure is 101 ft (30.9 m) long with a longest span of 97 ft (29.5 m) and a deck 32 ft wide.

Who owns Tandberg Trl over Ditch Brook?

It is owned by the State Highway Agency.