US Bridges

SH 16 NB over Helotes Creek

Good

Bexar County, Texas · 2.50 MI N of Lp 1604 · Structure no. 150150029110079

Built
1975
50 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
150 ft
1 main span
Daily traffic
13,507
2022 count
Owner
State
State Highway Agency

About this bridge

SH 16 NB over Helotes Creek is a prestressed concrete stringer/multi-beam or girder carrying SH 16 NB over Helotes Creek in Bexar County, Texas. It was built in 1975, so it is 50 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 13,507 vehicles a day, roughly 3% of them trucks, projected to reach 21,882 by 2042. The structure is 150 ft (45.7 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 16 NB
CrossesHelotes Creek
Location2.50 MI N of Lp 1604
RouteState Highway 16
StateTexas
Coordinates29.5794, -98.69048
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating33 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span60 ft (18.3 m)
Deck width44 ft (13.5 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,507 (2022)
Projected traffic21,882 by 2042
Trucks3%
Lanes on structure2
Traffic directionOne-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 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 SH 16 NB over Helotes Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is SH 16 NB over Helotes Creek 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 June 2024.

How much traffic does SH 16 NB over Helotes Creek carry?

About 13,507 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is SH 16 NB over Helotes Creek?

The structure is 150 ft (45.7 m) long with a longest span of 60 ft (18.3 m) and a deck 44 ft wide.

Who owns SH 16 NB over Helotes Creek?

It is owned by the State Highway Agency.