US Bridges

SH 164 over Navasota River W Relief

Fair

Limestone County, Texas · 4.75 MI E of SH 14 · Structure no. 091470041304014

Built
1940
85 years old, rebuilt 1990
Condition
Fair
inspected December 2022
Type
Tee Beam
Concrete
Length
210 ft
6 main spans
Daily traffic
7,027
2020 count
Owner
State
State Highway Agency

About this bridge

SH 164 over Navasota River W Relief is a concrete tee beam carrying SH 164 over Navasota River W Relief in Limestone County, Texas. It was built in 1940 and reconstructed in 1990, so it is 85 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 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 7,027 vehicles a day, roughly 23% of them trucks, projected to reach 7,240 by 2038. The structure is 210 ft (64 m) long and 46 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesSH 164
CrossesNavasota River W Relief
Location4.75 MI E of SH 14
RouteState Highway 164
StateTexas
Coordinates31.51291, -96.458
Functional classRural Major 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating33 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length210 ft (64 m)
Longest span35 ft (10.7 m)
Deck width46 ft (14 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,027 (2020)
Projected traffic7,240 by 2038
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 164 over Navasota River W Relief built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1990.

What condition is SH 164 over Navasota River W Relief 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 December 2022.

How much traffic does SH 164 over Navasota River W Relief carry?

About 7,027 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is SH 164 over Navasota River W Relief?

The structure is 210 ft (64 m) long with a longest span of 35 ft (10.7 m) and a deck 46 ft wide.

Who owns SH 164 over Navasota River W Relief?

It is owned by the State Highway Agency.