US Bridges

SH 83 Ml over Draw

Good

Arapahoe County, Colorado · 13.7 MI No of JCT SH 86 · Structure no. F-17-HG

Built
1978
47 years old, rebuilt 1987
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
41,000
2020 count
Owner
State
State Highway Agency

About this bridge

SH 83 Ml over Draw is a concrete culvert carrying SH 83 Ml over Draw in Arapahoe County, Colorado. It was built in 1978 and reconstructed in 1987, so it is 47 years old, older 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 41,000 vehicles a day, roughly 4% of them trucks, projected to reach 51,660 by 2040. The structure is 40 ft (12.2 m) long and 147 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSH 83 Ml
CrossesDraw
Location13.7 MI No of JCT SH 86
RouteState Highway 83A
Coordinates39.58353, -104.79505
Functional classUrban Other Principal 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 inspectionMay 2023
Inspection intervalevery 24 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 rating75.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span16 ft (5 m)
Deck width147 ft (44.9 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41,000 (2020)
Projected traffic51,660 by 2040
Trucks4%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 83 Ml over Draw built?

It was built in 1978, making it 47 years old in 2025. It was reconstructed in 1987.

What condition is SH 83 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 May 2023.

How much traffic does SH 83 Ml over Draw carry?

About 41,000 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is SH 83 Ml over Draw?

The structure is 40 ft (12.2 m) long with a longest span of 16 ft (5 m) and a deck 147 ft wide.

Who owns SH 83 Ml over Draw?

It is owned by the State Highway Agency.