Williamson County, TX

1,171 public highway bridges

Williamson County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Williamson County, Texas contains 1,171 public highway bridges. Roughly 57% are rated “Good,” 27.8% “Fair,” and 0.4% “Poor.” Poor means the lowest applicable deck, superstructure, substructure, or culvert rating is 4 or below on the 0–9 NBI scale. It is a condition category, not a live safety or closure decision.

Responsible agencies inspect covered bridges on risk-based intervals under current NBIS rules and submit inventory data to FHWA annually. The list below shows every NBI-tracked bridge in the county. Use the “Sort by” controls to change the ordering, and click any row for its reported inspection date, traffic count, and condition fields.

Source: FHWA National Bridge Inventory. See methodology for full definitions.

1,171
Total Bridges
57%
Good
27.8%
Fair
0.4%
Poor Condition

Condition Distribution

Good
57% (667)
Fair
27.8% (325)
Poor
0.4% (5)

All Bridges (1,171)

SH 95

Fair

Over: DRAIN

0.2 MI N OF FM 1331, Williamson, TX

Built 1941 Load: 23.6 t ADT: 7,288

SH 95

Fair

Over: DRAIN

0.05 MI S OF FM 972, Williamson, TX

Built 1947 Load: 23.6 t ADT: 4,104

SH 95

Fair

Over: DRAIN

1.25 MI S OF FM 972, Williamson, TX

Built 1947 Load: 23.6 t ADT: 4,104

CR 355 (SH 95 ROW)

Fair

Over: DRAW

0.02 MI E OF SH 95, Williamson, TX

Built 1947 Load: 23.6 t ADT: 127

SH 95

Fair

Over: HACKBERRY CREEK

0.85 MI S OF US 79, Williamson, TX

Built 1927 Load: 23.6 t ADT: 4,616

SH 95

Fair

Over: MUSTANG CREEK

0.30 MI N OF US 79, Williamson, TX

Built 1946 Load: 23.6 t ADT: 4,269

SH 95

Fair

Over: DRAW

0.05 MI S OF LP 277, Williamson, TX

Built 1954 Load: 23.6 t ADT: 8,036

SH 29

Fair

Over: BIG HOUSE BRANCH

5.15 MI W OF SH 95, Williamson, TX

Built 1955 Load: 23.6 t ADT: 3,467

SH 29

Fair

Over: DRAW

4.95 MI W OF SH 95, Williamson, TX

Built 1955 Load: 23.6 t ADT: 3,467

SH 138

Fair

Over: S SALADO CREEK

0.30 MI W OF SH 195, Williamson, TX

Built 1923 Load: 23.6 t ADT: 4,170

FM 487

Fair

Over: SCHOOL HOUSE HOLLOW

8.70 MI NW OF IH 35, Williamson, TX

Built 1955 Load: 23.6 t ADT: 1,409

FM 487

Fair

Over: DRAW

5.30 MI W OF IH 35, Williamson, TX

Built 1955 Load: 23.6 t ADT: 1,491

FM 487

Fair

Over: DRAW

2.40 MI W OF IH 35, Williamson, TX

Built 1955 Load: 23.6 t ADT: 2,159

FM 487

Fair

Over: DRAW

1.70 MI W OF IH 35, Williamson, TX

Built 1955 Load: 23.6 t ADT: 3,239

FM 971

Fair

Over: DRAW

5.10 MI E OF SH 95, Williamson, TX

Built 1977 Load: 23.6 t ADT: 439

FM 971

Fair

Over: DRAW

0.80 MI E OF SH 95, Williamson, TX

Built 1977 Load: 23.6 t ADT: 637

FM 1431

Fair

Over: BRANCH OF HONEY BEAR

0.05 MI E OF SAM BASS RD, Williamson, TX

Built 1986 Load: 23.6 t ADT: 40,741

FM 1660

Fair

Over: MUSTANG CREEK

3.80 MI N OF US 79, Williamson, TX

Built 1966 Load: 23.6 t ADT: 1,801

FM 1660

Fair

Over: S FK MUSTANG CK

2.40 MI N OF US 79, Williamson, TX

Built 1966 Load: 23.6 t ADT: 1,801

FM 1105

Fair

Over: DRAW

0.60 MI S OF FM 972, Williamson, TX

Built 1965 Load: 23.6 t ADT: 773

FM 1105

Fair

Over: DRAW

3.35 MI S OF FM 972, Williamson, TX

Built 1965 Load: 23.6 t ADT: 1,233

RM 2243

Fair

Over: DRAW

1.5 MI E OF TOLL 183A, Williamson, TX

Built 1956 Load: 23.6 t ADT: 7,475

RM 2243

Fair

Over: DRAW

1.85 MI E OF TOLL 183A, Williamson, TX

Built 1956 Load: 23.6 t ADT: 6,543

SP 619

Fair

Over: DRAW

0.90 MI E OF FM 619, Williamson, TX

Built 1954 Load: 23.6 t ADT: 222

RM 2338

Fair

Over: DRAW

1.00 MI SE OF FM 970, Williamson, TX

Built 1957 Load: 23.6 t ADT: 1,332

RM 2338

Fair

Over: DRAW

1.80 MI SE OF FM 970, Williamson, TX

Built 1957 Load: 23.6 t ADT: 1,320

RM 2338

Fair

Over: COWAN CREEK

1.7 MI NW OF FM 3405, Williamson, TX

Built 1957 Load: 23.6 t ADT: 3,119

FM 973

Fair

Over: BATTLEGROUND CREEK

1.70 MI S OF US 79, Williamson, TX

Built 1990 Load: 23.6 t ADT: 6,963

FM 973

Fair

Over: AVERY BRANCH

5.10 MI S OF US 79, Williamson, TX

Built 1999 Load: 23.6 t ADT: 5,577

FM 971

Fair

Over: BOTTOM CREEK

5.15 MI E OF BI 35 M, Williamson, TX

Built 1964 Load: 23.6 t ADT: 3,081

FM 971

Fair

Over: HILL BRANCH

0.30 MI W OF SH 95, Williamson, TX

Built 1967 Load: 23.6 t ADT: 1,208

FM 2843

Fair

Over: DRAW

0.90 MI N OF FM 487, Williamson, TX

Built 1972 Load: 23.6 t ADT: 1,599

FM 734 (PARMER LN)

Fair

Over: DRAW

0.6 MI N OF FM 620, Williamson, TX

Built 1994 Load: 23.6 t ADT: 42,557

CR 347

Fair

Over: MIDDLE CREEK

0.15 MI E OF SH 95, Williamson, TX

Built 1989 Load: 23.6 t ADT: 430

CR 426

Fair

Over: TURKEY CREEK BRANCH

3.0 MI N OF US 79, Williamson, TX

Built 1990 Load: 23.6 t ADT: 160

CR 431

Fair

Over: LONG BRANCH

0.30 MI S OF US 79, Williamson, TX

Built 1986 Load: 23.6 t ADT: 180

CR 460

Fair

Over: DRY BRUSHY CREEK

2.80 MI S OF FM 1466, Williamson, TX

Built 1997 Load: 23.6 t ADT: 100

WASHBURN STREET

Fair

Over: BULL BRANCH

0.02 MI S OF THORNDALE ST, Williamson, TX

Built 1997 Load: 23.6 t ADT: 1,000

GATTIS SCHOOL RD

Fair

Over: DRY CREEK BRANCH

0.8 MI E OF LOOP 384, Williamson, TX

Built 1987 Load: 23.6 t ADT: 16,010

MAGER LN

Fair

Over: COTTONWOOD CREEK

0.1 MI E OF FM 1660, Williamson, TX

Built 1990 Load: 23.6 t ADT: 1,910

IH 35 SB FR

Fair

Over: WEST FORK SMITH BRANCH

0.7 MI S OF FM 2243, Williamson, TX

Built 1968 Load: 24.5 t ADT: 1,647

IH 35 SBFR

Fair

Over: DRAW

0.7 MI S OF FM 620, Williamson, TX

Built 1990 Load: 24.5 t ADT: 24,354

SH 29

Fair

Over: DRAIN

5.50 MI W OF US 183, Williamson, TX

Built 1923 Load: 24.5 t ADT: 14,018

US 183

Fair

Over: MASON CREEK

5.9 MI S OF SH 29, Williamson, TX

Built 1927 Load: 24.5 t ADT: 24,549

US 183

Fair

Over: HOUGHTON CREEK

7.6 MI S OF SH 29, Williamson, TX

Built 1927 Load: 24.5 t ADT: 30,552

US 183

Fair

Over: WALKER CREEK

1.4 MI N OF FM 1431, Williamson, TX

Built 1927 Load: 24.5 t ADT: 30,552

US 183

Fair

Over: SPANISH OAK CREEK

9.6 MI S OF SH 29, Williamson, TX

Built 1927 Load: 24.5 t ADT: 30,252

US 183

Fair

Over: CLUCK CREEK

1.6 MI S OF FM 1431, Williamson, TX

Built 1927 Load: 24.5 t ADT: 46,354

US 79

Fair

Over: DRAW

4.3 MI E JCT IH 35, Williamson, TX

Built 1926 Load: 24.5 t ADT: 37,811

US 79 NB

Fair

Over: MUSTANG CREEK

2.75 MI E OF FM 3349, Williamson, TX

Built 1952 Load: 24.5 t ADT: 11,513
Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainBridges

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.