US Bridges

FM 501 over Draw

Good

San Saba County, Texas · 2.4 MI N of Mason C/L · Structure no. 232060086708018

Built
1959
66 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
33 ft
5 main spans
Daily traffic
111
2020 count
Owner
State
State Highway Agency

About this bridge

FM 501 over Draw is a concrete culvert carrying FM 501 over Draw in San Saba County, Texas. It was built in 1959, so it is 66 years old, older 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 111 vehicles a day, roughly 24% of them trucks, projected to reach 150 by 2033. The structure is 33 ft (10.1 m) long and 35 ft wide. If it were closed, the detour would be 36 mi (58 km).

CarriesFM 501
CrossesDraw
Location2.4 MI N of Mason C/L
RouteState Highway 501
StateTexas
Coordinates30.95471, -98.97756
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadOther
Structure length33 ft (10.1 m)
Longest span6 ft (1.8 m)
Deck width35 ft (10.8 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic111 (2020)
Projected traffic150 by 2033
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed36 mi (58 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 501 over Draw built?

It was built in 1959, making it 66 years old in 2025.

What condition is FM 501 over Draw 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 October 2023.

How much traffic does FM 501 over Draw carry?

About 111 vehicles per day (2020 count), of which roughly 24% are trucks.

How long is FM 501 over Draw?

The structure is 33 ft (10.1 m) long with a longest span of 6 ft (1.8 m) and a deck 35 ft wide.

Who owns FM 501 over Draw?

It is owned by the State Highway Agency.