US Bridges

SH 123 over Drainage Ditch

Good

Guadalupe County, Texas · 0.3 MI N of US 90A · Structure no. 150950036602005

Built
2007
18 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
22 ft
3 main spans
Daily traffic
18,128
2020 count
Owner
State
State Highway Agency

About this bridge

SH 123 over Drainage Ditch is a concrete culvert carrying SH 123 over Drainage Ditch in Guadalupe County, Texas. It was built in 2007, so it is 18 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 18,128 vehicles a day, roughly 12% of them trucks, projected to reach 29,810 by 2033. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 123
CrossesDrainage Ditch
Location0.3 MI N of US 90A
RouteState Highway 123
StateTexas
Coordinates29.57239, -97.94031
Functional classUrban Other Principal Arterial

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,128 (2020)
Projected traffic29,810 by 2033
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SH 123 over Drainage Ditch built?

It was built in 2007, making it 18 years old in 2025.

What condition is SH 123 over Drainage Ditch 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 July 2024.

How much traffic does SH 123 over Drainage Ditch carry?

About 18,128 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is SH 123 over Drainage Ditch?

The structure is 22 ft (6.7 m) long with a longest span of 7 ft (2.1 m).

Who owns SH 123 over Drainage Ditch?

It is owned by the State Highway Agency.