US Bridges

Bois Dark Road over San Saba River

Good

Menard County, Texas · 0.15 MI South of US 190 · Structure no. 071640AA5004001

Built
2016
9 years old
Condition
Good
inspected April 2024
Type
Slab
Concrete
Length
37 ft
1 main span
Daily traffic
32
2023 count
Owner
County
County Highway Agency

About this bridge

Bois Dark Road over San Saba River is a concrete slab carrying Bois Dark Road over San Saba River in Menard County, Texas. It was built in 2016, so it is 9 years old, younger than the Texas average of 44.4 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 32 vehicles a day, roughly 2% of them trucks, projected to reach 30 by 2036. The structure is 37 ft (11.3 m) long and 16 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesBois Dark Road
CrossesSan Saba River
Location0.15 MI South of US 190
RouteCounty Highway 0
StateTexas
Coordinates30.90146, -99.91519
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length37 ft (11.3 m)
Longest span35 ft (10.7 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32 (2023)
Projected traffic30 by 2036
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Bois Dark Road over San Saba River built?

It was built in 2016, making it 9 years old in 2025.

What condition is Bois Dark Road over San Saba River 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 April 2024.

How much traffic does Bois Dark Road over San Saba River carry?

About 32 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Bois Dark Road over San Saba River?

The structure is 37 ft (11.3 m) long with a longest span of 35 ft (10.7 m) and a deck 16 ft wide.

Who owns Bois Dark Road over San Saba River?

It is owned by the County Highway Agency.