US Bridges

Glass RD over Over Cc RR & Mccloud Run

Fair

Linn County, Iowa · 000000000 · Structure no. 000000000601515

Built
1980
45 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
290 ft
4 main spans
Daily traffic
5,700
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Glass RD over Over Cc RR & Mccloud Run is a steel continuous stringer/multi-beam or girder carrying Glass RD over Over Cc RR & Mccloud Run in Linn County, Iowa. It was built in 1980, so it is 45 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 5,700 vehicles a day, roughly 2% of them trucks, projected to reach 5,700 by 2043. The structure is 290 ft (88.4 m) long and 62 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesGlass RD
CrossesOver Cc RR & Mccloud Run
Location000000000
RouteCity Street 0
StateIowa
Coordinates42.01105, -91.66538
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
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
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating54 US tons
Inventory rating32.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length290 ft (88.4 m)
Longest span75 ft (22.9 m)
Deck width62 ft (19 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,700 (2021)
Projected traffic5,700 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad and waterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Glass RD over Over Cc RR & Mccloud Run built?

It was built in 1980, making it 45 years old in 2025.

What condition is Glass RD over Over Cc RR & Mccloud Run 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 Glass RD over Over Cc RR & Mccloud Run carry?

About 5,700 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is Glass RD over Over Cc RR & Mccloud Run?

The structure is 290 ft (88.4 m) long with a longest span of 75 ft (22.9 m) and a deck 62 ft wide.

Who owns Glass RD over Over Cc RR & Mccloud Run?

It is owned by the City or Municipal Highway Agency.