US Bridges

Fdr 535 over Burro Creek

Good

Dolores County, Colorado · 24.3 MI on Fdr 535 · Structure no. 021305000003034

Built
2001
24 years old
Condition
Good
inspected July 2023
Type
Tee Beam
Prestressed Concrete
Length
53 ft
1 main span
Daily traffic
52
2003 count
Owner
Federal
U.S. Forest Service

About this bridge

Fdr 535 over Burro Creek is a prestressed concrete tee beam carrying Fdr 535 over Burro Creek in Dolores County, Colorado. It was built in 2001, so it is 24 years old, younger than the Colorado average of 42.2 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 52 vehicles a day, projected to reach 78 by 2045. The structure is 53 ft (16.2 m) long and 32 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

CarriesFdr 535
CrossesBurro Creek
Location24.3 MI on Fdr 535
RouteFederal Lands Road 535
Coordinates37.79586, -108.06586
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.7 US tons
Inventory rating30.3 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length53 ft (16.2 m)
Longest span52 ft (15.8 m)
Deck width32 ft (9.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic52 (2003)
Projected traffic78 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 Fdr 535 over Burro Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is Fdr 535 over Burro 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 2023.

How much traffic does Fdr 535 over Burro Creek carry?

About 52 vehicles per day (2003 count).

How long is Fdr 535 over Burro Creek?

The structure is 53 ft (16.2 m) long with a longest span of 52 ft (15.8 m) and a deck 32 ft wide.

Who owns Fdr 535 over Burro Creek?

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