US Bridges

Msas 188 over Ayd Mill Rd; Cp Rail

Fair

Ramsey County, Minnesota · At the JCT Ayd Mill RD · Structure no. 62505

Built
1903
122 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
218 ft
3 main spans
Daily traffic
7,900
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Msas 188 over Ayd Mill Rd; Cp Rail is a steel continuous stringer/multi-beam or girder carrying Msas 188 over Ayd Mill Rd; Cp Rail in Ramsey County, Minnesota. It was built in 1903, so it is 122 years old, older 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 7,900 vehicles a day, projected to reach 7,900 by 2039. The structure is 218 ft (66.5 m) long and 58 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesMsas 188
CrossesAyd Mill Rd; Cp Rail
LocationAt the JCT Ayd Mill RD
RouteCity Street 188
CountyRamsey County
StateMinnesota
Coordinates44.93417, -93.15002
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.2 US tons
Inventory rating28.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+1 approach)
Design loadHS 20
Structure length218 ft (66.5 m)
Longest span91 ft (27.7 m)
Deck width58 ft (17.8 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deck15 ft (4.6 m)

Traffic and service

Average daily traffic7,900 (2017)
Projected traffic7,900 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Msas 188 over Ayd Mill Rd; Cp Rail built?

It was built in 1903, making it 122 years old in 2025.

What condition is Msas 188 over Ayd Mill Rd; Cp Rail 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 June 2024.

How much traffic does Msas 188 over Ayd Mill Rd; Cp Rail carry?

About 7,900 vehicles per day (2017 count).

How long is Msas 188 over Ayd Mill Rd; Cp Rail?

The structure is 218 ft (66.5 m) long with a longest span of 91 ft (27.7 m) and a deck 58 ft wide.

Who owns Msas 188 over Ayd Mill Rd; Cp Rail?

It is owned by the City or Municipal Highway Agency.