US Bridges

Elloam RD over Battle Creek 018

FairPosted for load

Blaine County, Montana · 25M N Chinook · Structure no. L03007009+08001

Built
1991
34 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
89 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Elloam RD over Battle Creek 018 is a steel stringer/multi-beam or girder carrying Elloam RD over Battle Creek 018 in Blaine County, Montana. It was built in 1991, so it is 34 years old, younger 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 89 ft (27.2 m) long and 18 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesElloam RD
CrossesBattle Creek 018
Location25M N Chinook
RouteCounty Highway 3004
CountyBlaine County
StateMontana
Coordinates48.88374, -109.39495
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
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 alignment6: Equal to present minimum criteria
Operating rating5 US tons
Inventory rating5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckSteel plate
Main spans1
Design loadUnknown
Structure length89 ft (27.2 m)
Longest span71 ft (21.6 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2025)
Projected traffic100 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$261,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Elloam RD over Battle Creek 018 built?

It was built in 1991, making it 34 years old in 2025.

What condition is Elloam RD over Battle Creek 018 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 April 2023.

How much traffic does Elloam RD over Battle Creek 018 carry?

About 100 vehicles per day (2025 count), of which roughly 3% are trucks.

How long is Elloam RD over Battle Creek 018?

The structure is 89 ft (27.2 m) long with a longest span of 71 ft (21.6 m) and a deck 18 ft wide.

Who owns Elloam RD over Battle Creek 018?

It is owned by the County Highway Agency.