US Bridges

Amanda ST over Drainage Ditch

Good

Bexar County, Texas · 0.1 MI S of Mlk · Structure no. 150150B00770008

Built
1960
65 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
35 ft
3 main spans
Daily traffic
1,224
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Amanda ST over Drainage Ditch is a concrete culvert carrying Amanda ST over Drainage Ditch in Bexar County, Texas. It was built in 1960, so it is 65 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 1,224 vehicles a day, projected to reach 2,964 by 2031. The structure is 35 ft (10.7 m) long and 38 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesAmanda ST
CrossesDrainage Ditch
Location0.1 MI S of Mlk
RouteCity Street 8155
CountyBexar County
StateTexas
Coordinates29.41156, -98.43685
Functional classUrban 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length35 ft (10.7 m)
Longest span10 ft (3 m)
Deck width38 ft (11.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,224 (2020)
Projected traffic2,964 by 2031
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Amanda ST over Drainage Ditch built?

It was built in 1960, making it 65 years old in 2025.

What condition is Amanda ST 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 August 2023.

How much traffic does Amanda ST over Drainage Ditch carry?

About 1,224 vehicles per day (2020 count).

How long is Amanda ST over Drainage Ditch?

The structure is 35 ft (10.7 m) long with a longest span of 10 ft (3 m) and a deck 38 ft wide.

Who owns Amanda ST over Drainage Ditch?

It is owned by the City or Municipal Highway Agency.