Clay County, MN

166 public highway bridges

Clay County Bridge Snapshot

Clay County, Minnesota contains 166 public highway bridges in the FHWA National Bridge Inventory. Roughly 57.2% are rated “Good,” 30.7% “Fair,” 4.8% “Poor,” and 4.8% are classified as structurally deficient — the federal designation for spans whose deck, superstructure, or substructure has been rated 4 or below on the 0–9 NBI scale. Structurally deficient does not mean unsafe to cross; it means the bridge is on the priority list for repair or replacement.

Inspections in MN are conducted by certified engineers from the state Department of Transportation on a 24-month cycle, and results are reported back to the FHWA each spring. The list below shows every NBI-tracked bridge in the county, sorted by inventory load rating. Use the “Sort by” controls to surface the lowest-rated spans first, and click any row for full inspection history, traffic counts, and condition trends.

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

166
Total Bridges
57.2%
Good
4.8%
Poor
4.8%
Structurally Deficient

Condition Distribution

Good
57.2% (95)
Fair
30.7% (51)
Poor
4.8% (8)
SD
4.8% (8)

All Bridges (166)

US 10

Unknown

Over: RED R OF THE N; 3RD ST

AT THE ND STATE LINE, Clay, MN

Built 2003 ADT: 1,200

MN 336

Unknown

Over: USTH 10

AT THE JCT TH 10; TH 336, Clay, MN

Built 2002 ADT: 16,385

RAILROAD

Unknown

Over: 21ST ST S

0.4 MI S OF JCT US 10, Clay, MN

Built 2022 ADT: 13,000

RAILROAD

Unknown

Over: 21ST ST S

0.4 MI S OF JCT US 10, Clay, MN

Built 2022 ADT: 13,000

CSAH 10

Unknown

Over: I 94

7.5 MI NW OF JCT TH 9, Clay, MN

Built 1968 ADT: 21,100

MN 9

Unknown

Over: I 94

AT THE JCT OF TH 9; 94, Clay, MN

Built 1968 ADT: 16,800

MSAS 126

Unknown

Over: I 94

1.0 MI E OF JCT TH 75, Clay, MN

Built 1973 ADT: 38,500

MN 336

Unknown

Over: ISTH 94

at the jct TH 94; TH 336, Clay, MN

Built 2002 ADT: 31,317

MSAS 135

Unknown

Over: I 94

0.1 MI E OF JCT MAIN; 94, Clay, MN

Built 2010 ADT: 36,000

MSAS 130

Unknown

Over: RED RIVER; 3RD ST

AT NO DAKOTA STATE LINE, Clay, MN

Built 1937 ADT: 1,200

I 94

Unknown

Over: RED RIVER;STR

0.6 MI W OF JCT TH 75, Clay, MN

Built 1958 ADT: 750

SKYWAY

Unknown

Over: US 75 (8TH ST S)

0.9 MI N JCT TH 94, Clay, MN

Built 1997 ADT: 19,500

T 384

Fair

Over: HAY CREEK

0.4 MI E OF JCT TH 9, Clay, MN

Built 1975 Load: 13.1 t ADT: 21

CR 115

Fair

Over: BNSF RR

1.2 MI E OF JCT CSAH 33, Clay, MN

Built 1945 Load: 17.3 t ADT: 100

CSAH 52

Fair

Over: S BR BUFFALO RIVER

1.0 MI SE OF SABIN, Clay, MN

Built 1939 Load: 20.6 t ADT: 2,182

MSAS 135

Fair

Over: BNSF RR; CD #4

0.1 MI S OF JCT TH 10, Clay, MN

Built 1997 Load: 21.7 t ADT: 17,960

T 185

Fair

Over: BNSF RR

0.5 MI N OF JCT CR 115, Clay, MN

Built 1943 Load: 22.2 t ADT: 40

T 243

Fair

Over: STONY CREEK

0.8 MI E OF JCT CSAH 21, Clay, MN

Built 1953 Load: 25.9 t ADT: 12

CSAH 8

Fair

Over: DITCH # 11

1.2 MI W OF JCT CSAH 11, Clay, MN

Built 1973 Load: 26.1 t ADT: 146

T 330

Fair

Over: DITCH # 40

1.0 MI N OF JCT TH 75, Clay, MN

Built 1974 Load: 26.1 t ADT: 14

T 150

Fair

Over: DITCH # 10

0.9 MI N OF JCT CSAH 28, Clay, MN

Built 1974 Load: 26.1 t ADT: 17

CSAH 14

Fair

Over: S BR BUFFALO RIVER

1.8 MI E OF JCT CSAH 11, Clay, MN

Built 1968 Load: 26.8 t ADT: 1,400

T 317

Fair

Over: WHISKY CREEK

3.6 MI S OF JCT CSAH 52, Clay, MN

Built 1970 Load: 26.8 t ADT: 14

CR 57

Fair

Over: WHISKY CREEK

1.3 MI E OF JCT CSAH 15, Clay, MN

Built 1968 Load: 26.9 t ADT: 45

CR 69

Fair

Over: STONY CREEK

0.2 MI N OF JCT CSAH 52, Clay, MN

Built 1959 Load: 28.4 t ADT: 55

T 239

Fair

Over: STONY CREEK

0.4 MI E OF JCT CSAH 52, Clay, MN

Built 1958 Load: 29.0 t ADT: 14

US 10

Fair

Over: STREAM

2.8 MI W OF JCT TH 9, Clay, MN

Built 1964 Load: 29.4 t ADT: 16,385

US 75

Fair

Over: DITCH

0.4 MI N OF GEORGETOWN, Clay, MN

Built 1951 Load: 29.4 t ADT: 1,835

MN 9

Fair

Over: CO DITCH # 45,LAT #1

1.0 MI N OF FELTON, Clay, MN

Built 1952 Load: 29.4 t ADT: 1,650

MN 9

Fair

Over: CO DITCH # 45

3.2 MI N OF FELTON, Clay, MN

Built 1952 Load: 29.4 t ADT: 1,650

MN 9

Fair

Over: JUD DITCH # 56,LAT 2

4.2 MI N OF FELTON, Clay, MN

Built 1952 Load: 29.4 t ADT: 1,650

I 94

Fair

Over: CO DITCH # 17

4.9 MI NW OF JCT TH 9, Clay, MN

Built 1970 Load: 29.4 t ADT: 16,800

I 94

Fair

Over: CO DITCH # 31

3.6 MI NW OF JCT TH 9, Clay, MN

Built 1970 Load: 29.4 t ADT: 16,800

US 10

Fair

Over: DITCH

0.1 MI E OF JCT TH 9, Clay, MN

Built 1979 Load: 29.4 t ADT: 15,446

CSAH 15

Fair

Over: S BR BUFFALO RIVER

0.2 MI N OF JCT CSAH 2, Clay, MN

Built 1965 Load: 31.7 t ADT: 65

CSAH 21

Fair

Over: HAY CREEK

0.1 MI N OF JCT CR 62, Clay, MN

Built 1969 Load: 32.0 t ADT: 156

CSAH 17

Fair

Over: DITCH # 21

0.9 MI N OF JCT CR 69, Clay, MN

Built 1971 Load: 32.4 t ADT: 108

M 15

Fair

Over: WHISKEY CREEK

0.1 MI S OF JCT TH 34, Clay, MN

Built 1980 Load: 32.4 t ADT: 59

US 10

Fair

Over: BUFFALO RIVER

IN HAWLEY, Clay, MN

Built 1960 Load: 32.7 t ADT: 6,904

T 130

Fair

Over: S BR BUFFALO RIVER

1.3 MI E OF JCT CSAH 11, Clay, MN

Built 1970 Load: 33.0 t ADT: 17

T 262

Fair

Over: S BR BUFFALO RIVER

0.8 MI W OF JCT CSAH 15, Clay, MN

Built 1968 Load: 33.3 t ADT: 15

T 13

Fair

Over: STONY CREEK

0.1 MI N OF JCT CR 62, Clay, MN

Built 1969 Load: 34.3 t ADT: 13

T 13

Fair

Over: WHISKY CREEK

2.1 MI S OF JCT CSAH 52, Clay, MN

Built 1968 Load: 34.6 t ADT: 24

CSAH 2

Fair

Over: WHISKY CREEK

1.4 MI W OF JCT CSAH 52, Clay, MN

Built 1975 Load: 35.9 t ADT: 675

CSAH 2

Fair

Over: WOLVERTON CREEK

1.3 MI E OF JCT TH 75, Clay, MN

Built 1975 Load: 35.9 t ADT: 683

CSAH 31

Fair

Over: STONY CREEK

1.1 MI S OF JCT CSAH 6, Clay, MN

Built 1977 Load: 35.9 t ADT: 470

T 310

Fair

Over: CO DITCH # 34

0.8 MI N OF JCT CSAH 2, Clay, MN

Built 1977 Load: 35.9 t ADT: 19

M 51

Fair

Over: WHISKY CREEK

0.2 MI S OF JCT CSAH 2, Clay, MN

Built 1975 Load: 35.9 t ADT: 185

T 256

Fair

Over: STONY CREEK

0.7 MI E OF JCT CSAH 25, Clay, MN

Built 1978 Load: 35.9 t ADT: 27

M 5

Fair

Over: BUFFALO RIVER

0.2 MI W OF JCT CR 100, Clay, MN

Built 1979 Load: 35.9 t ADT: 35

Related

Data sourced from official U.S. government datasets. See our methodology for details. Retrieved and formatted by PlainBridges Editorial