US Bridges

Msas 136 over Centennial L

Fair

Hennepin County, Minnesota · 0.1 MI E of JCT Csah 17 · Structure no. 27683A

Built
1989
36 years old
Condition
Fair
inspected October 2023
Type
Slab
Concrete Continuous
Length
103 ft
2 main spans
Daily traffic
4,842
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Msas 136 over Centennial L is a concrete continuous slab carrying Msas 136 over Centennial L in Hennepin County, Minnesota. It was built in 1989, so it is 36 years old, younger than the Minnesota average of 38.5 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 4,842 vehicles a day, projected to reach 5,000 by 2042. The structure is 103 ft (31.5 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesMsas 136
CrossesCentennial L
Location0.1 MI E of JCT Csah 17
RouteCity Street 136
CountyHennepin County
StateMinnesota
Coordinates44.8651, -93.32653
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.6 US tons
Inventory rating44.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length103 ft (31.5 m)
Longest span49 ft (14.8 m)
Deck width41 ft (12.6 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,842 (2022)
Projected traffic5,000 by 2042
Trucks—
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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$150 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Msas 136 over Centennial L built?

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

What condition is Msas 136 over Centennial L 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 Msas 136 over Centennial L carry?

About 4,842 vehicles per day (2022 count).

How long is Msas 136 over Centennial L?

The structure is 103 ft (31.5 m) long with a longest span of 49 ft (14.8 m) and a deck 41 ft wide.

Who owns Msas 136 over Centennial L?

It is owned by the City or Municipal Highway Agency.