US Bridges

FM 1692 over Concho River

Fair

Tom Green County, Texas · 2.66 MI S of Runnels C/L · Structure no. 072260228102004

Built
1940
85 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
160 ft
4 main spans
Daily traffic
310
2022 count
Owner
State
State Highway Agency

About this bridge

FM 1692 over Concho River is a steel stringer/multi-beam or girder carrying FM 1692 over Concho River in Tom Green County, Texas. It was built in 1940, 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 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 310 vehicles a day, roughly 15% of them trucks, projected to reach 500 by 2033. The structure is 160 ft (48.8 m) long and 24 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesFM 1692
CrossesConcho River
Location2.66 MI S of Runnels C/L
RouteState Highway 1692
CountyTom Green County
StateTexas
Coordinates31.54225, -100.17804
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating52 US tons
Inventory rating31 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length160 ft (48.8 m)
Longest span40 ft (12.2 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic310 (2022)
Projected traffic500 by 2033
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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$9,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 1692 over Concho River built?

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

What condition is FM 1692 over Concho 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 July 2024.

How much traffic does FM 1692 over Concho River carry?

About 310 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is FM 1692 over Concho River?

The structure is 160 ft (48.8 m) long with a longest span of 40 ft (12.2 m) and a deck 24 ft wide.

Who owns FM 1692 over Concho River?

It is owned by the State Highway Agency.