US Bridges

Himalaya ST over Tollgate Creek

Fair

Arapahoe County, Colorado · 1 Block N of Chenango · Structure no. CENT 65-4.4

Built
1987
38 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
29 ft
2 main spans
Daily traffic
18,677
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Himalaya ST over Tollgate Creek is a concrete culvert carrying Himalaya ST over Tollgate Creek in Arapahoe County, Colorado. It was built in 1987, so it is 38 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 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 18,677 vehicles a day, roughly 2% of them trucks, projected to reach 22,786 by 2041. The structure is 29 ft (8.7 m) long and 104 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesHimalaya ST
CrossesTollgate Creek
Location1 Block N of Chenango
RouteCity Street 0
CountyArapahoe County
StateColorado
Coordinates39.62815, -104.7541
Functional classUrban 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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length29 ft (8.7 m)
Longest span14 ft (4.2 m)
Deck width104 ft (31.6 m)
Roadway width66 ft (20.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,677 (2021)
Projected traffic22,786 by 2041
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Himalaya ST over Tollgate Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Himalaya ST over Tollgate 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 October 2023.

How much traffic does Himalaya ST over Tollgate Creek carry?

About 18,677 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is Himalaya ST over Tollgate Creek?

The structure is 29 ft (8.7 m) long with a longest span of 14 ft (4.2 m) and a deck 104 ft wide.

Who owns Himalaya ST over Tollgate Creek?

It is owned by the City or Municipal Highway Agency.