US Bridges

G 14 over I 35

Good

Warren County, Iowa · At Jct. SR G-14 · Structure no. 000000000051451

Built
2014
11 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
344 ft
4 main spans
Daily traffic
3,298
2022 count
Owner
State
State Highway Agency

About this bridge

G 14 over I 35 is a prestressed concrete stringer/multi-beam or girder carrying G 14 over I 35 in Warren County, Iowa. It was built in 2014, so it is 11 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 3,298 vehicles a day, roughly 8% of them trucks, projected to reach 3,298 by 2044. The structure is 344 ft (104.9 m) long and 63 ft wide.

CarriesG 14
CrossesI 35
LocationAt Jct. SR G-14
RouteCounty Highway 0
StateIowa
Coordinates41.48286, -93.78094
Functional classRural Minor Arterial

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 inspectionJuly 2024
Inspection intervalevery 22 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length344 ft (104.9 m)
Longest span127 ft (38.7 m)
Deck width63 ft (19.3 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,298 (2022)
Projected traffic3,298 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 G 14 over I 35 built?

It was built in 2014, making it 11 years old in 2025.

What condition is G 14 over I 35 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 July 2024.

How much traffic does G 14 over I 35 carry?

About 3,298 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is G 14 over I 35?

The structure is 344 ft (104.9 m) long with a longest span of 127 ft (38.7 m) and a deck 63 ft wide.

Who owns G 14 over I 35?

It is owned by the State Highway Agency.