US Bridges

Marsh Creek RD over Ltl Prickly Pear CR 096

Good

Lewis and Clark County, Montana · 5M W Canyon Creek · Structure no. L25532008+05001

Built
1976
49 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
29 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Marsh Creek RD over Ltl Prickly Pear CR 096 is a wood or timber stringer/multi-beam or girder carrying Marsh Creek RD over Ltl Prickly Pear CR 096 in Lewis and Clark County, Montana. It was built in 1976, so it is 49 years old, older than the Montana average of 47 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 29 ft (8.8 m) long and 16 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesMarsh Creek RD
CrossesLtl Prickly Pear CR 096
Location5M W Canyon Creek
RouteCounty Highway 25532
StateMontana
Coordinates46.79773, -112.36923
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating47.8 US tons
Inventory rating35.7 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span26 ft (7.9 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2025)
Projected traffic100 by 2040
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 Marsh Creek RD over Ltl Prickly Pear CR 096 built?

It was built in 1976, making it 49 years old in 2025.

What condition is Marsh Creek RD over Ltl Prickly Pear CR 096 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2023.

How much traffic does Marsh Creek RD over Ltl Prickly Pear CR 096 carry?

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

How long is Marsh Creek RD over Ltl Prickly Pear CR 096?

The structure is 29 ft (8.8 m) long with a longest span of 26 ft (7.9 m) and a deck 16 ft wide.

Who owns Marsh Creek RD over Ltl Prickly Pear CR 096?

It is owned by the County Highway Agency.