US Bridges

SH 70 over Mulberry Creek

PoorPosted for load

Hall County, Texas · 10.5 MI W of FM 657 · Structure no. 250970031102006

Built
1949
76 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
902 ft
20 main spans
Daily traffic
506
2022 count
Owner
State
State Highway Agency

About this bridge

SH 70 over Mulberry Creek is a steel continuous stringer/multi-beam or girder carrying SH 70 over Mulberry Creek in Hall County, Texas. It was built in 1949, so it is 76 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 506 vehicles a day, roughly 29% of them trucks, projected to reach 520 by 2033. The structure is 902 ft (274.9 m) long and 26 ft wide. If it were closed, the detour would be 32.9 mi (53 km).

CarriesSH 70
CrossesMulberry Creek
Location10.5 MI W of FM 657
RouteState Highway 70
StateTexas
Coordinates34.67636, -100.91812
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30 US tons
Inventory rating18 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans20
Design loadH 15
Structure length902 ft (274.9 m)
Longest span50 ft (15.2 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic506 (2022)
Projected traffic520 by 2033
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed32.9 mi (53 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$541,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 70 over Mulberry Creek built?

It was built in 1949, making it 76 years old in 2025.

What condition is SH 70 over Mulberry Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does SH 70 over Mulberry Creek carry?

About 506 vehicles per day (2022 count), of which roughly 29% are trucks.

How long is SH 70 over Mulberry Creek?

The structure is 902 ft (274.9 m) long with a longest span of 50 ft (15.2 m) and a deck 26 ft wide.

Who owns SH 70 over Mulberry Creek?

It is owned by the State Highway Agency.