US Bridges

Sapphire Bay SB over Dalrock Bypass

Good

Dallas County, Texas · 0000 · Structure no. 180570000911504

Built
2023
2 years old
Condition
Good
inspected January 2024
Type
Slab
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
9,300
2023 count
Owner
State
State Highway Agency

About this bridge

Sapphire Bay SB over Dalrock Bypass is a prestressed concrete slab carrying Sapphire Bay SB over Dalrock Bypass in Dallas County, Texas. It was built in 2023, so it is 2 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 9,300 vehicles a day, projected to reach 1 by 1900. The structure is 46 ft (14 m) long and 71 ft wide.

CarriesSapphire Bay SB
CrossesDalrock Bypass
Location0000
RouteState Highway 0
StateTexas
Coordinates32.87626, -96.52062
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.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length46 ft (14 m)
Longest span46 ft (14 m)
Deck width71 ft (21.6 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,300 (2023)
Projected traffic1 by 1900
Trucks0%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sapphire Bay SB over Dalrock Bypass built?

It was built in 2023, making it 2 years old in 2025.

What condition is Sapphire Bay SB over Dalrock Bypass 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 January 2024.

How much traffic does Sapphire Bay SB over Dalrock Bypass carry?

About 9,300 vehicles per day (2023 count).

How long is Sapphire Bay SB over Dalrock Bypass?

The structure is 46 ft (14 m) long with a longest span of 46 ft (14 m) and a deck 71 ft wide.

Who owns Sapphire Bay SB over Dalrock Bypass?

It is owned by the State Highway Agency.