Bridge conditions in Worth County, Missouri
81 inventoried bridges · 15 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Worth County has 15 bridges rated poor out of 81 inventoried, a 18.5% share that puts it well above the national rate of about 7%.
- 15 of the 81 bridges in Worth County, Missouri, are rated in poor condition (18.5%) in the 2025 National Bridge Inventory, as of .
- 39 bridges (48.1%) are rated good and 27 (33.3%) fair.
- The median Worth County bridge was built in 1993.
- The busiest poor-rated bridge is Mo 46 E over Marlowe Br (built 1939), carrying about 1,159 vehicles a day.
Good 48.1% · Fair 33.3% · Poor 18.5% of 81 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 |
|---|---|---|---|
| Mo 46 E over Marlowe Br | 1939 | 1,159 | Poor |
| US 169 S over Mid Fk Grand Rvr | 1960 | 913 | Poor |
| Rt M E over E Fk Grand Rvr | 1962 | 290 | Poor |
| Rt W E over W Fk Grand Rvr | 1948 | 262 | Poor |
| 130TH Road over Marlowe CR | 1999 | 50 | Poor |
| Maplewood Trail over Mid Fk Grand Rvr | 1932 | 50 | Poor |
| Rim Rock Trail over Big Rock CR | 1920 | 30 | Poor |
| 110TH Road over Fletchall CR | 1981 | 30 | Poor |
| Golden Rod Trail over Br W Fk Grand Rvr | 1937 | 20 | Poor |
| 140TH Road over Marlow CR | 1990 | 20 | Poor |
| 140TH Road over Br of Marlowe CR | 2001 | 20 | Poor |
| Killdeer Lane over Marlowe CR | 1920 | 15 | Poor |
| County Rd over Lotts CR | 1987 | 10 | Poor |
| Birch Trail over Br of Platte Rvr | 1992 | 5 | Poor |
| 150TH Road over Br W Fk Grand Rvr | 1990 | 5 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Mo 46 E over Marlowe Br | 1939 | 1,159 | Poor |
| Mo 46 E over E Fk Grand Rvr | 1984 | 1,085 | Fair |
| Mo 46 E over Br | 1928 | 1,085 | Fair |
| US 169 S over Mid Fk Grand Rvr | 1960 | 913 | Poor |
| Mo 46 E over Mid Fk Grand Rvr | 1984 | 866 | Fair |
| Mo 46 E over W Fk Grand Rvr | 2017 | 832 | Good |
| Mo 246 E over Platte Rvr | 2017 | 657 | Good |
| Rt C S over Big Rock CR | 1950 | 364 | Fair |
| Rt C S over Lit Rock CR | 2011 | 310 | Good |
| Rt W E over Oxcart CR | 2011 | 306 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Missouri: Missouri 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.