US Bridges

SH 59 Ml over Draw

Fair

Phillips County, Colorado · 27.9 MI No of JCT US 34 · Structure no. C-26-E

Built
1956
69 years old
Condition
Fair
inspected May 2023
Type
Culvert
Steel
Length
35 ft
2 main spans
Daily traffic
220
2020 count
Owner
State
State Highway Agency

About this bridge

SH 59 Ml over Draw is a steel culvert carrying SH 59 Ml over Draw in Phillips County, Colorado. It was built in 1956, so it is 69 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 6 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 220 vehicles a day, roughly 23% of them trucks, projected to reach 273 by 2040. The structure is 35 ft (10.8 m) long and 89 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSH 59 Ml
CrossesDraw
Location27.9 MI No of JCT US 34
RouteState Highway 59B
Coordinates40.45349, -102.62635
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating106.8 US tons
Inventory rating106.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length35 ft (10.8 m)
Longest span15 ft (4.7 m)
Deck width89 ft (27 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic220 (2020)
Projected traffic273 by 2040
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 1956, making it 69 years old in 2025.

What condition is SH 59 Ml over Draw 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 May 2023.

How much traffic does SH 59 Ml over Draw carry?

About 220 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is SH 59 Ml over Draw?

The structure is 35 ft (10.8 m) long with a longest span of 15 ft (4.7 m) and a deck 89 ft wide.

Who owns SH 59 Ml over Draw?

It is owned by the State Highway Agency.