US Bridges

SH 16 Ml over Drain-No Name

Good

Bexar County, Texas · @ SH 16 / FM 1517 Int · Structure no. 150150029110127

Built
1997
28 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
20 ft
2 main spans
Daily traffic
55,317
2019 count
Owner
State
State Highway Agency

About this bridge

SH 16 Ml over Drain-No Name is a concrete culvert carrying SH 16 Ml over Drain-No Name in Bexar County, Texas. It was built in 1997, so it is 28 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 55,317 vehicles a day, projected to reach 40,200 by 2023. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 16 Ml
CrossesDrain-No Name
Location@ SH 16 / FM 1517 Int
RouteState Highway 16
StateTexas
Coordinates29.50687, -98.62865
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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to 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 spans2
Design loadHS 20
Structure length20 ft (6.1 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55,317 (2019)
Projected traffic40,200 by 2023
Trucks—
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 16 Ml over Drain-No Name built?

It was built in 1997, making it 28 years old in 2025.

What condition is SH 16 Ml over Drain-No Name 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 2024.

How much traffic does SH 16 Ml over Drain-No Name carry?

About 55,317 vehicles per day (2019 count).

How long is SH 16 Ml over Drain-No Name?

The structure is 20 ft (6.1 m) long with a longest span of 9 ft (2.7 m).

Who owns SH 16 Ml over Drain-No Name?

It is owned by the State Highway Agency.