US Bridges

Midway RD E over Pondera Coulee 003

Fair

Pondera County, Montana · 16M NE Brady · Structure no. L37207015+03001

Built
1960
65 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
48 ft
3 main spans
Daily traffic
59
2023 count
Owner
County
County Highway Agency

About this bridge

Midway RD E over Pondera Coulee 003 is a wood or timber stringer/multi-beam or girder carrying Midway RD E over Pondera Coulee 003 in Pondera County, Montana. It was built in 1960, so it is 65 years old, older than the Montana average of 47 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 59 vehicles a day, roughly 3% of them trucks, projected to reach 62 by 2043. The structure is 48 ft (14.6 m) long and 27 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesMidway RD E
CrossesPondera Coulee 003
Location16M NE Brady
RouteCounty Highway 37207
CountyPondera County
StateMontana
Coordinates48.13295, -111.56675
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45.7 US tons
Inventory rating32.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span21 ft (6.4 m)
Deck width27 ft (8.1 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic59 (2023)
Projected traffic62 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Midway RD E over Pondera Coulee 003 built?

It was built in 1960, making it 65 years old in 2025.

What condition is Midway RD E over Pondera Coulee 003 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 December 2023.

How much traffic does Midway RD E over Pondera Coulee 003 carry?

About 59 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Midway RD E over Pondera Coulee 003?

The structure is 48 ft (14.6 m) long with a longest span of 21 ft (6.4 m) and a deck 27 ft wide.

Who owns Midway RD E over Pondera Coulee 003?

It is owned by the County Highway Agency.