US Bridges

SH 86 Ml over Comanche Creek

Fair

Elbert County, Colorado · 5.0 MI E of Kiowa · Structure no. G-19-F

Built
1966
59 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
299 ft
4 main spans
Daily traffic
1,600
2020 count
Owner
State
State Highway Agency

About this bridge

SH 86 Ml over Comanche Creek is a steel continuous stringer/multi-beam or girder carrying SH 86 Ml over Comanche Creek in Elbert County, Colorado. It was built in 1966, so it is 59 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,600 vehicles a day, roughly 8% of them trucks, projected to reach 1,904 by 2040. The structure is 299 ft (91.2 m) long and 28 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

CarriesSH 86 Ml
CrossesComanche Creek
Location5.0 MI E of Kiowa
RouteState Highway 86A
Coordinates39.31992, -104.37999
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.9 US tons
Inventory rating35.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length299 ft (91.2 m)
Longest span82 ft (25 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2020)
Projected traffic1,904 by 2040
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SH 86 Ml over Comanche Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is SH 86 Ml over Comanche Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2023.

How much traffic does SH 86 Ml over Comanche Creek carry?

About 1,600 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is SH 86 Ml over Comanche Creek?

The structure is 299 ft (91.2 m) long with a longest span of 82 ft (25 m) and a deck 28 ft wide.

Who owns SH 86 Ml over Comanche Creek?

It is owned by the State Highway Agency.