US Bridges

FDR3350 over Bush Creek

Good

Iron County, Michigan · 19 MI E 9 MI N Watersmeet · Structure no. 090703000033856

Built
2021
4 years old
Condition
Good
inspected July 2024
Type
Slab
Wood or Timber
Length
31 ft
1 main span
Daily traffic
100
2020 count
Owner
Federal
U.S. Forest Service

About this bridge

FDR3350 over Bush Creek is a wood or timber slab carrying FDR3350 over Bush Creek in Iron County, Michigan. It was built in 2021, so it is 4 years old, younger than the Michigan average of 48.3 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 1% of them trucks, projected to reach 150 by 2045. The structure is 31 ft (9.3 m) long and 18 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesFDR3350
CrossesBush Creek
Location19 MI E 9 MI N Watersmeet
RouteFederal Lands Road 3350
CountyIron County
StateMichigan
Coordinates46.25895, -88.82775
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating64.3 US tons
Inventory rating49.6 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckNot applicable
Main spans1
Design loadOther
Structure length31 ft (9.3 m)
Longest span29 ft (8.9 m)
Deck width18 ft (5.5 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic150 by 2045
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 FDR3350 over Bush Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is FDR3350 over Bush Creek 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 July 2024.

How much traffic does FDR3350 over Bush Creek carry?

About 100 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is FDR3350 over Bush Creek?

The structure is 31 ft (9.3 m) long with a longest span of 29 ft (8.9 m) and a deck 18 ft wide.

Who owns FDR3350 over Bush Creek?

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