US Bridges

SH 88 Ml over High Line Canal

Fair

Arapahoe County, Colorado · Just W of E Belleview Ave · Structure no. F-17-HH

Built
1982
43 years old, rebuilt 1989
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
21 ft
1 main span
Daily traffic
32,000
2020 count
Owner
State
State Highway Agency

About this bridge

SH 88 Ml over High Line Canal is a concrete culvert carrying SH 88 Ml over High Line Canal in Arapahoe County, Colorado. It was built in 1982 and reconstructed in 1989, so it is 43 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 32,000 vehicles a day, roughly 4% of them trucks, projected to reach 35,200 by 2040. The structure is 21 ft (6.4 m) long and 112 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSH 88 Ml
CrossesHigh Line Canal
LocationJust W of E Belleview Ave
RouteState Highway 88A
Coordinates39.62393, -104.9372
Functional classUrban Other Principal 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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
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 rating80.4 US tons
Inventory rating48.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span20 ft (6 m)
Deck width112 ft (34.1 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,000 (2020)
Projected traffic35,200 by 2040
Trucks4%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 88 Ml over High Line Canal built?

It was built in 1982, making it 43 years old in 2025. It was reconstructed in 1989.

What condition is SH 88 Ml over High Line Canal 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 2024.

How much traffic does SH 88 Ml over High Line Canal carry?

About 32,000 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is SH 88 Ml over High Line Canal?

The structure is 21 ft (6.4 m) long with a longest span of 20 ft (6 m) and a deck 112 ft wide.

Who owns SH 88 Ml over High Line Canal?

It is owned by the State Highway Agency.