Bridge conditions in Nemaha County, Kansas
355 inventoried bridges · 37 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Nemaha County has 37 bridges rated poor out of 355 inventoried, a 10.4% share that puts it well above the national rate of about 7%.
- 37 of the 355 bridges in Nemaha County, Kansas, are rated in poor condition (10.4%) in the 2025 National Bridge Inventory, as of .
- 134 bridges (37.7%) are rated good and 184 (51.8%) fair.
- The median Nemaha County bridge was built in 1992.
- The busiest poor-rated bridge is Rs 1267 C-9 over Silver Creek (built 1983), carrying about 342 vehicles a day.
Good 37.7% · Fair 51.8% · Poor 10.4% of 355 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Rs 1267 C-9 over Silver Creek | 1983 | 342 | Poor |
| K236 Hwy over Harris Creek | 1928 | 167 | Poor |
| Rs 687 G-8 over Harris Creek | 1936 | 130 | Poor |
| Rs 487 G-4 over Trib. to Harris Creek | 1936 | 106 | Poor |
| Rs 1270 C-13 over Trib. to Wolf Pen Creek | 1928 | 106 | Poor |
| Minor Col D-24 over Stream | 1940 | 100 | Poor |
| Minor Col Bc-2 over Deer Creek | 1976 | 80 | Poor |
| Rs 1757 J-15 over Trib. to Nemaha River | 1935 | 72 | Poor |
| Rs 1226 Q-9 over Coal Creek | 1946 | 66 | Poor |
| Rs 1226 R-6 over Trib. Red Vermillion Ck. | 1961 | 66 | Poor |
| Rs 1228 I-13 over Trib.black Verillion R. | 1963 | 65 | Poor |
| Local Rd. H-15 over Cedar Creek | 1981 | 40 | Poor |
| Local Rd. H-14 over Gregg Creek | 1976 | 30 | Poor |
| Rs 1228 L-13 over Trib. to Locklane Creek | 1920 | 28 | Poor |
| Rs 1228 L-12 over Trib. to Locklane Creek | 1982 | 10 | Poor |
| Local Rd. M-1 over Black Vermillion River | 1990 | 10 | Poor |
| Local Rd. E-17 over Stream | 1978 | 10 | Poor |
| Local Rd. Ef-1 over Stream | 1989 | 10 | Poor |
| Local Rd. N-6 over Black Vermillion River | 1991 | 10 | Poor |
| Local Rd. R-5 over Stream | 1940 | 10 | Poor |
| Local Rd. J-4 over Illinois Creek | 1984 | 10 | Poor |
| Local Rd. F-22 over Harris Creek | 1910 | 10 | Poor |
| Local Rd. R-25 over Wolf Creek | 1982 | 10 | Poor |
| Local Rd. O-7 over Stream | 1970 | 10 | Poor |
| Minor Col K-20 over Stream | 1989 | 10 | Poor |
| Local Rd. O-14 over Stream | 1965 | 10 | Poor |
| Local Rd. S-6 over Soldier Creek | 1970 | 10 | Poor |
| Local Rd. G-18 over Harris Creek | 1910 | 10 | Poor |
| Local Rd. C-8 over Fourmile Creek | 1940 | 10 | Poor |
| Local Rd. K-1 over Stream | 1945 | 10 | Poor |
| Local Rd. O-22 over Barnes Creek | 1990 | 10 | Poor |
| Local Rd. Kl-1 over Stream | 1940 | 10 | Poor |
| Local Rd. H-16 over Stream | 1940 | 10 | Poor |
| Local Rd. P-3 over Wolfley Creek | 1940 | 10 | Poor |
| Local Rd. P-1 over Stream | 1978 | 10 | Poor |
| Local Rd. Lp-1 over Stream | 1940 | 10 | Poor |
| Local Rd. A-33 over Clear Creek | 1987 | 5 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-36 Hwy over South F Big Nemaha Riv | 1996 | 3,649 | Good |
| US36 Hwy over Black Vermillion Creek | 1958 | 3,307 | Fair |
| US-36 Hwy over Harris Creek Drainage | 1996 | 3,162 | Good |
| US36 Hwy over Harris Creek Drainage | 1940 | 3,092 | Good |
| US36 Hwy over Cedar Creek | 1940 | 3,092 | Good |
| US36 Hwy over Cedar Creek | 1940 | 3,092 | Good |
| US-36 Hwy over Gregg Creek | 1995 | 3,092 | Good |
| US36 Hwy over N F Black Vermillion Riv | 1959 | 3,045 | Fair |
| US75 Hwy over Rock Creek | 2015 | 2,965 | Good |
| K63 Hwy over Nemaha River Drainage | 1957 | 1,260 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Kansas: Kansas bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.