US Bridges

FM 1851 over Tiger Creek

Good

McCulloch County, Texas · 0.25 MI N of SH 71 · Structure no. 231600110206003

Built
1949
76 years old
Condition
Good
inspected April 2024
Type
Slab
Concrete
Length
150 ft
6 main spans
Daily traffic
100
2020 count
Owner
State
State Highway Agency

About this bridge

FM 1851 over Tiger Creek is a concrete slab carrying FM 1851 over Tiger Creek in McCulloch 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 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 100 vehicles a day, roughly 16% of them trucks, projected to reach 53 by 2038. The structure is 150 ft (45.7 m) long and 21 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesFM 1851
CrossesTiger Creek
Location0.25 MI N of SH 71
RouteState Highway 1851
CountyMcCulloch County
StateTexas
Coordinates31.00558, -99.16439
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48 US tons
Inventory rating23 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadH 10
Structure length150 ft (45.7 m)
Longest span25 ft (7.6 m)
Deck width21 ft (6.5 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic53 by 2038
Trucks16%
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

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 FM 1851 over Tiger Creek built?

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

What condition is FM 1851 over Tiger 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 April 2024.

How much traffic does FM 1851 over Tiger Creek carry?

About 100 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is FM 1851 over Tiger Creek?

The structure is 150 ft (45.7 m) long with a longest span of 25 ft (7.6 m) and a deck 21 ft wide.

Who owns FM 1851 over Tiger Creek?

It is owned by the State Highway Agency.