US Bridges

CO RD 311 over East Divide Creek

Good

Garfield County, Colorado · 7 Miles S of Silt · Structure no. GAR311-04.63

Built
2014
11 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
53 ft
1 main span
Daily traffic
194
2023 count
Owner
County
County Highway Agency

About this bridge

CO RD 311 over East Divide Creek is a steel stringer/multi-beam or girder carrying CO RD 311 over East Divide Creek in Garfield County, Colorado. It was built in 2014, so it is 11 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 194 vehicles a day, roughly 28% of them trucks, projected to reach 246 by 2042. The structure is 53 ft (16.1 m) long and 34 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

CarriesCO RD 311
CrossesEast Divide Creek
Location7 Miles S of Silt
RouteCounty Highway 0
Coordinates39.45843, -107.61232
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating70.8 US tons
Inventory rating54.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length53 ft (16.1 m)
Longest span47 ft (14.2 m)
Deck width34 ft (10.5 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic194 (2023)
Projected traffic246 by 2042
Trucks28%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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 CO RD 311 over East Divide Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is CO RD 311 over East Divide 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 September 2023.

How much traffic does CO RD 311 over East Divide Creek carry?

About 194 vehicles per day (2023 count), of which roughly 28% are trucks.

How long is CO RD 311 over East Divide Creek?

The structure is 53 ft (16.1 m) long with a longest span of 47 ft (14.2 m) and a deck 34 ft wide.

Who owns CO RD 311 over East Divide Creek?

It is owned by the County Highway Agency.