US Bridges

SH 83 Ml over Piney Creek

Fair

Arapahoe County, Colorado · Just S. of Orchard Road · Structure no. F-17-I

Built
1967
58 years old, rebuilt 1979
Condition
Fair
inspected May 2023
Type
Tee Beam
Concrete Continuous
Length
115 ft
3 main spans
Daily traffic
59,000
2020 count
Owner
State
State Highway Agency

About this bridge

SH 83 Ml over Piney Creek is a concrete continuous tee beam carrying SH 83 Ml over Piney Creek in Arapahoe County, Colorado. It was built in 1967 and reconstructed in 1979, so it is 58 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 59,000 vehicles a day, roughly 2% of them trucks, projected to reach 72,570 by 2040. The structure is 115 ft (35.2 m) long and 108 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSH 83 Ml
CrossesPiney Creek
LocationJust S. of Orchard Road
RouteState Highway 83A
Coordinates39.60904, -104.80968
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.1 US tons
Inventory rating29 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length115 ft (35.2 m)
Longest span51 ft (15.5 m)
Deck width108 ft (32.8 m)
Roadway width104 ft (31.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic59,000 (2020)
Projected traffic72,570 by 2040
Trucks2%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Piney Creek built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1979.

What condition is SH 83 Ml over Piney 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 May 2023.

How much traffic does SH 83 Ml over Piney Creek carry?

About 59,000 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is SH 83 Ml over Piney Creek?

The structure is 115 ft (35.2 m) long with a longest span of 51 ft (15.5 m) and a deck 108 ft wide.

Who owns SH 83 Ml over Piney Creek?

It is owned by the State Highway Agency.