US Bridges

I 70 Ml Wbnd over County Rd. 93

Poor

Jefferson County, Colorado · Morrison Intchng · Structure no. F-16-GT

Built
1969
56 years old
Condition
Poor
inspected March 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
198 ft
2 main spans
Daily traffic
35,000
2020 count
Owner
State
State Highway Agency

About this bridge

I 70 Ml Wbnd over County Rd. 93 is a concrete continuous box beam or girders - multiple carrying I 70 Ml Wbnd over County Rd. 93 in Jefferson County, Colorado. It was built in 1969, so it is 56 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 35,000 vehicles a day, roughly 7% of them trucks, projected to reach 42,700 by 2040. The structure is 198 ft (60.4 m) long and 53 ft wide.

CarriesI 70 Ml Wbnd
CrossesCounty Rd. 93
LocationMorrison Intchng
RouteInterstate 70A
Coordinates39.69917, -105.2048
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.8 US tons
Inventory rating22 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length198 ft (60.4 m)
Longest span98 ft (30 m)
Deck width53 ft (16.1 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,000 (2020)
Projected traffic42,700 by 2040
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 Wbnd over County Rd. 93 built?

It was built in 1969, making it 56 years old in 2025.

What condition is I 70 Ml Wbnd over County Rd. 93 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does I 70 Ml Wbnd over County Rd. 93 carry?

About 35,000 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is I 70 Ml Wbnd over County Rd. 93?

The structure is 198 ft (60.4 m) long with a longest span of 98 ft (30 m) and a deck 53 ft wide.

Who owns I 70 Ml Wbnd over County Rd. 93?

It is owned by the State Highway Agency.