US Bridges

Irr# CO RD 700 over Cat Creek

Good

Archuleta County, Colorado · 0.6 MI N of Camado · Structure no. AR700-S146-160A

Built
1997
28 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
63 ft
1 main span
Daily traffic
17
2022 count
Owner
County
County Highway Agency

About this bridge

Irr# CO RD 700 over Cat Creek is a steel stringer/multi-beam or girder carrying Irr# CO RD 700 over Cat Creek in Archuleta County, Colorado. It was built in 1997, so it is 28 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 17 vehicles a day, projected to reach 20 by 2042. The structure is 63 ft (19.2 m) long and 31 ft wide. If it were closed, the detour would be 19.3 mi (31 km).

CarriesIrr# CO RD 700
CrossesCat Creek
Location0.6 MI N of Camado
RouteCounty Highway 0
Coordinates37.04911, -107.19862
Functional classRural Minor Collector

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.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68.7 US tons
Inventory rating41.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length63 ft (19.2 m)
Longest span58 ft (17.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17 (2022)
Projected traffic20 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 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 Irr# CO RD 700 over Cat Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Irr# CO RD 700 over Cat 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 October 2024.

How much traffic does Irr# CO RD 700 over Cat Creek carry?

About 17 vehicles per day (2022 count).

How long is Irr# CO RD 700 over Cat Creek?

The structure is 63 ft (19.2 m) long with a longest span of 58 ft (17.8 m) and a deck 31 ft wide.

Who owns Irr# CO RD 700 over Cat Creek?

It is owned by the County Highway Agency.