US Bridges

Silvercrest DR over Zarzamora Creek

Fair

Bexar County, Texas · 0.05 MI W of Majestic DR · Structure no. 150150B31600001

Built
2002
23 years old
Condition
Fair
inspected August 2023
Type
Slab
Concrete Continuous
Length
168 ft
6 main spans
Daily traffic
986
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Silvercrest DR over Zarzamora Creek is a concrete continuous slab carrying Silvercrest DR over Zarzamora Creek in Bexar County, Texas. It was built in 2002, so it is 23 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 986 vehicles a day, projected to reach 1,000 by 2033. The structure is 168 ft (51.2 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSilvercrest DR
CrossesZarzamora Creek
Location0.05 MI W of Majestic DR
RouteCity Street 0
CountyBexar County
StateTexas
Coordinates29.47348, -98.59621
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to 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 typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length168 ft (51.2 m)
Longest span30 ft (9.1 m)
Deck width41 ft (12.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic986 (2020)
Projected traffic1,000 by 2033
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 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 Silvercrest DR over Zarzamora Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is Silvercrest DR over Zarzamora Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does Silvercrest DR over Zarzamora Creek carry?

About 986 vehicles per day (2020 count).

How long is Silvercrest DR over Zarzamora Creek?

The structure is 168 ft (51.2 m) long with a longest span of 30 ft (9.1 m) and a deck 41 ft wide.

Who owns Silvercrest DR over Zarzamora Creek?

It is owned by the City or Municipal Highway Agency.