US Bridges

IH 45 NB over Keechi Creek

Fair

Leon County, Texas · 3.75 MI NW of SH 7 · Structure no. 171450067503133

Built
1967
58 years old, rebuilt 1987
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
658 ft
15 main spans
Daily traffic
17,865
2019 count
Owner
State
State Highway Agency

About this bridge

IH 45 NB over Keechi Creek is a concrete stringer/multi-beam or girder carrying IH 45 NB over Keechi Creek in Leon County, Texas. It was built in 1967 and reconstructed in 1987, so it is 58 years old, older than the Texas average of 44.4 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 17,865 vehicles a day, roughly 30% of them trucks, projected to reach 17,250 by 2033. The structure is 658 ft (200.6 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIH 45 NB
CrossesKeechi Creek
Location3.75 MI NW of SH 7
RouteInterstate 45
CountyLeon County
StateTexas
Coordinates31.31082, -96.00249
Functional classRural Principal Arterial - Interstate

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans15
Design loadHS 20
Structure length658 ft (200.6 m)
Longest span43 ft (13.1 m)
Deck width41 ft (12.6 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,865 (2019)
Projected traffic17,250 by 2033
Trucks30%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 45 NB over Keechi Creek built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1987.

What condition is IH 45 NB over Keechi Creek 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 March 2023.

How much traffic does IH 45 NB over Keechi Creek carry?

About 17,865 vehicles per day (2019 count), of which roughly 30% are trucks.

How long is IH 45 NB over Keechi Creek?

The structure is 658 ft (200.6 m) long with a longest span of 43 ft (13.1 m) and a deck 41 ft wide.

Who owns IH 45 NB over Keechi Creek?

It is owned by the State Highway Agency.