US Bridges

E Rolling Ridge DR over Trib of Zarzamora CR

Fair

Bexar County, Texas · 0.15 MI N of Evers RD · Structure no. 150150B29385001

Built
1964
61 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
35 ft
4 main spans
Daily traffic
847
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

E Rolling Ridge DR over Trib of Zarzamora CR is a concrete culvert carrying E Rolling Ridge DR over Trib of Zarzamora CR in Bexar County, Texas. It was built in 1964, so it is 61 years old, older 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 847 vehicles a day, projected to reach 1,200 by 2033. The structure is 35 ft (10.7 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesE Rolling Ridge DR
CrossesTrib of Zarzamora CR
Location0.15 MI N of Evers RD
RouteCity Street 0
CountyBexar County
StateTexas
Coordinates29.48154, -98.58539
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
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 geometry6: Equal to present minimum criteria
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 spans4
Design loadUnknown
Structure length35 ft (10.7 m)
Longest span8 ft (2.4 m)
Deck width36 ft (11 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic847 (2020)
Projected traffic1,200 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 statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$110,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E Rolling Ridge DR over Trib of Zarzamora CR built?

It was built in 1964, making it 61 years old in 2025.

What condition is E Rolling Ridge DR over Trib of Zarzamora CR 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 E Rolling Ridge DR over Trib of Zarzamora CR carry?

About 847 vehicles per day (2020 count).

How long is E Rolling Ridge DR over Trib of Zarzamora CR?

The structure is 35 ft (10.7 m) long with a longest span of 8 ft (2.4 m) and a deck 36 ft wide.

Who owns E Rolling Ridge DR over Trib of Zarzamora CR?

It is owned by the City or Municipal Highway Agency.