US Bridges

I 70 Ml I 70 Serv over Draw

Fair

Elbert County, Colorado · 5.4 MI E of JCT Deertrail · Structure no. F-20-BS

Built
1966
59 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
11,000
2020 count
Owner
State
State Highway Agency

About this bridge

I 70 Ml I 70 Serv over Draw is a concrete culvert carrying I 70 Ml I 70 Serv over Draw in Elbert County, Colorado. It was built in 1966, so it is 59 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 11,000 vehicles a day, roughly 32% of them trucks, projected to reach 14,080 by 2040. The structure is 21 ft (6.4 m) long and 301 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 70 Ml I 70 Serv
CrossesDraw
Location5.4 MI E of JCT Deertrail
RouteInterstate 70A
Coordinates39.54309, -103.99872
Functional classRural Principal Arterial - Interstate

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 inspectionApril 2023
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 rating73.5 US tons
Inventory rating44 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width301 ft (91.7 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,000 (2020)
Projected traffic14,080 by 2040
Trucks32%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I 70 Ml I 70 Serv over Draw built?

It was built in 1966, making it 59 years old in 2025.

What condition is I 70 Ml I 70 Serv over Draw 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 April 2023.

How much traffic does I 70 Ml I 70 Serv over Draw carry?

About 11,000 vehicles per day (2020 count), of which roughly 32% are trucks.

How long is I 70 Ml I 70 Serv over Draw?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 301 ft wide.

Who owns I 70 Ml I 70 Serv over Draw?

It is owned by the State Highway Agency.