US Bridges

Military RD over Olamon Stream

Poor

Penobscot County, Maine · 1 MI Nly of JCT US2 · Structure no. 2986

Built
1925
100 years old
Condition
Poor
inspected October 2024
Type
Slab
Concrete
Length
42 ft
2 main spans
Daily traffic
322
2016 count
Owner
State
State Highway Agency

About this bridge

Military RD over Olamon Stream is a concrete slab carrying Military RD over Olamon Stream in Penobscot County, Maine. It was built in 1925, so it is 100 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 322 vehicles a day, roughly 5% of them trucks, projected to reach 515 by 2036. The structure is 42 ft (12.7 m) long and 24 ft wide.

Location

Open in Google Maps
CarriesMilitary RD
CrossesOlamon Stream
Location1 MI Nly of JCT US2
RouteCity Street 0
CountyPenobscot County
StateMaine
Coordinates45.12676, -68.60919
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating48.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length42 ft (12.7 m)
Longest span18 ft (5.5 m)
Deck width24 ft (7.2 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic322 (2016)
Projected traffic515 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 Military RD over Olamon Stream built?

It was built in 1925, making it 100 years old in 2025.

What condition is Military RD over Olamon Stream 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 October 2024.

How much traffic does Military RD over Olamon Stream carry?

About 322 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Military RD over Olamon Stream?

The structure is 42 ft (12.7 m) long with a longest span of 18 ft (5.5 m) and a deck 24 ft wide.

Who owns Military RD over Olamon Stream?

It is owned by the State Highway Agency.