US Bridges

SH 59 Ml over Draw

Good

Kit Carson County, Colorado · 4.8 MI S of JCT I70 · Structure no. H-25-P

Built
1990
35 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
400
2020 count
Owner
State
State Highway Agency

About this bridge

SH 59 Ml over Draw is a concrete culvert carrying SH 59 Ml over Draw in Kit Carson County, Colorado. It was built in 1990, so it is 35 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 400 vehicles a day, roughly 32% of them trucks, projected to reach 472 by 2040. The structure is 22 ft (6.6 m) long and 72 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesSH 59 Ml
CrossesDraw
Location4.8 MI S of JCT I70
RouteState Highway 59A
Coordinates39.22537, -102.87438
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length22 ft (6.6 m)
Longest span10 ft (3.2 m)
Deck width72 ft (21.8 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2020)
Projected traffic472 by 2040
Trucks32%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 59 Ml over Draw built?

It was built in 1990, making it 35 years old in 2025.

What condition is SH 59 Ml over Draw 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 February 2025.

How much traffic does SH 59 Ml over Draw carry?

About 400 vehicles per day (2020 count), of which roughly 32% are trucks.

How long is SH 59 Ml over Draw?

The structure is 22 ft (6.6 m) long with a longest span of 10 ft (3.2 m) and a deck 72 ft wide.

Who owns SH 59 Ml over Draw?

It is owned by the State Highway Agency.