US Bridges

S 200S-MERRILL Ave over Int E Glendive I 94

Fair

Dawson County, Montana · NE Glendive-Merrill Ave · Structure no. P00057329+03381

Built
1969
56 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
354 ft
4 main spans
Daily traffic
100
2025 count
Owner
State
State Highway Agency

About this bridge

S 200S-MERRILL Ave over Int E Glendive I 94 is a prestressed concrete stringer/multi-beam or girder carrying S 200S-MERRILL Ave over Int E Glendive I 94 in Dawson County, Montana. It was built in 1969, so it is 56 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 6 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 354 ft (107.9 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesS 200S-MERRILL Ave
CrossesInt E Glendive I 94
LocationNE Glendive-Merrill Ave
RouteState Highway 11630
StateMontana
Coordinates47.12384, -104.69468
Functional classUrban Other Principal Arterial

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.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating37 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length354 ft (107.9 m)
Longest span103 ft (31.4 m)
Deck width47 ft (14.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2025)
Projected traffic100 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 S 200S-MERRILL Ave over Int E Glendive I 94 built?

It was built in 1969, making it 56 years old in 2025.

What condition is S 200S-MERRILL Ave over Int E Glendive I 94 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 January 2025.

How much traffic does S 200S-MERRILL Ave over Int E Glendive I 94 carry?

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

How long is S 200S-MERRILL Ave over Int E Glendive I 94?

The structure is 354 ft (107.9 m) long with a longest span of 103 ft (31.4 m) and a deck 47 ft wide.

Who owns S 200S-MERRILL Ave over Int E Glendive I 94?

It is owned by the State Highway Agency.