US Bridges

FDR2488 over No Data Entered

Good

Deer Lodge County, Montana · No Data Entered · Structure no. 010202000001027

Built
1994
31 years old
Condition
Good
inspected August 2023
Type
Tee Beam
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
20
Owner
Federal
U.S. Forest Service

About this bridge

FDR2488 over No Data Entered is a prestressed concrete tee beam carrying FDR2488 over No Data Entered in Deer Lodge County, Montana. It was built in 1994, so it is 31 years old, younger 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 20 vehicles a day, projected to reach 30 by 2045. The structure is 39 ft (11.9 m) long and 16 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

CarriesFDR2488
CrossesNo Data Entered
LocationNo Data Entered
RouteFederal Lands Road 2488
StateMontana
Coordinates45.99258, -113.15036
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating50.4 US tons
Inventory rating38.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length39 ft (11.9 m)
Longest span34 ft (10.4 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (—)
Projected traffic30 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.2 mi (158 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FDR2488 over No Data Entered built?

It was built in 1994, making it 31 years old in 2025.

What condition is FDR2488 over No Data Entered 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 August 2023.

How much traffic does FDR2488 over No Data Entered carry?

About 20 vehicles per day (latest count).

How long is FDR2488 over No Data Entered?

The structure is 39 ft (11.9 m) long with a longest span of 34 ft (10.4 m) and a deck 16 ft wide.

Who owns FDR2488 over No Data Entered?

It is owned by the U.S. Forest Service.