US Bridges

Hermann Sons RD over Guadalupe River

Fair

Kerr County, Texas · 0.60 MI S of SH 27 · Structure no. 151330AA0285002

Built
2005
20 years old
Condition
Fair
inspected June 2023
Type
Slab
Concrete Continuous
Length
300 ft
9 main spans
Daily traffic
395
2020 count
Owner
County
County Highway Agency

About this bridge

Hermann Sons RD over Guadalupe River is a concrete continuous slab carrying Hermann Sons RD over Guadalupe River in Kerr County, Texas. It was built in 2005, so it is 20 years old, younger 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 395 vehicles a day, projected to reach 900 by 2032. The structure is 300 ft (91.4 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesHermann Sons RD
CrossesGuadalupe River
Location0.60 MI S of SH 27
RouteCounty Highway 0
CountyKerr County
StateTexas
Coordinates29.94889, -98.92575
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length300 ft (91.4 m)
Longest span38 ft (11.6 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic395 (2020)
Projected traffic900 by 2032
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$11,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Hermann Sons RD over Guadalupe River built?

It was built in 2005, making it 20 years old in 2025.

What condition is Hermann Sons RD over Guadalupe River 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 June 2023.

How much traffic does Hermann Sons RD over Guadalupe River carry?

About 395 vehicles per day (2020 count).

How long is Hermann Sons RD over Guadalupe River?

The structure is 300 ft (91.4 m) long with a longest span of 38 ft (11.6 m) and a deck 30 ft wide.

Who owns Hermann Sons RD over Guadalupe River?

It is owned by the County Highway Agency.