US Bridges

Broadway ST over Reloc US 30

Good

Tama County, Iowa · 0.2 Miles E of Jct. US 63 · Structure no. 000000000609060

Built
2010
15 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
190 ft
2 main spans
Daily traffic
1,628
2022 count
Owner
State
State Highway Agency

About this bridge

Broadway ST over Reloc US 30 is a prestressed concrete stringer/multi-beam or girder carrying Broadway ST over Reloc US 30 in Tama County, Iowa. It was built in 2010, so it is 15 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,628 vehicles a day, projected to reach 1,628 by 2044. The structure is 190 ft (57.9 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesBroadway ST
CrossesReloc US 30
Location0.2 Miles E of Jct. US 63
RouteCity Street 0
CountyTama County
StateIowa
Coordinates41.98206, -92.57844
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.7 US tons
Inventory rating42.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length190 ft (57.9 m)
Longest span95 ft (29.1 m)
Deck width47 ft (14.3 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,628 (2022)
Projected traffic1,628 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Broadway ST over Reloc US 30 built?

It was built in 2010, making it 15 years old in 2025.

What condition is Broadway ST over Reloc US 30 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2024.

How much traffic does Broadway ST over Reloc US 30 carry?

About 1,628 vehicles per day (2022 count).

How long is Broadway ST over Reloc US 30?

The structure is 190 ft (57.9 m) long with a longest span of 95 ft (29.1 m) and a deck 47 ft wide.

Who owns Broadway ST over Reloc US 30?

It is owned by the State Highway Agency.