US Bridges

S Pikes Peak Drive over Sulphur Gulch

Fair

Douglas County, Colorado · 0.2 MI S of E Mainstreet · Structure no. PAR PPKVW-0.2A

Built
1989
36 years old
Condition
Fair
inspected February 2025
Type
Tee Beam
Concrete Continuous
Length
246 ft
4 main spans
Daily traffic
448
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

S Pikes Peak Drive over Sulphur Gulch is a concrete continuous tee beam carrying S Pikes Peak Drive over Sulphur Gulch in Douglas County, Colorado. It was built in 1989, so it is 36 years old, younger 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 448 vehicles a day, roughly 4% of them trucks, projected to reach 600 by 2041. The structure is 246 ft (74.9 m) long and 55 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS Pikes Peak Drive
CrossesSulphur Gulch
Location0.2 MI S of E Mainstreet
RouteCity Street 0
Coordinates39.51519, -104.76277
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.4 US tons
Inventory rating40.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length246 ft (74.9 m)
Longest span66 ft (20.1 m)
Deck width55 ft (16.7 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic448 (2021)
Projected traffic600 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 S Pikes Peak Drive over Sulphur Gulch built?

It was built in 1989, making it 36 years old in 2025.

What condition is S Pikes Peak Drive over Sulphur Gulch 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 February 2025.

How much traffic does S Pikes Peak Drive over Sulphur Gulch carry?

About 448 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is S Pikes Peak Drive over Sulphur Gulch?

The structure is 246 ft (74.9 m) long with a longest span of 66 ft (20.1 m) and a deck 55 ft wide.

Who owns S Pikes Peak Drive over Sulphur Gulch?

It is owned by the Town or Township Highway Agency.