Home › Missouri › Shannon County › Rt Z E over Dry Wash

Rt Z E over Dry Wash

Shannon County, Missouri · rated Good in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Rt Z E over Dry Wash in Shannon County, Missouri, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
It was built in 1954, making it 71 years old at the 2025 inventory.
It carries about 357 vehicles a day (traffic count year 2024).
Its listed owner is the state highway agency.
It is one of 17 of the 64 inventoried bridges in Shannon County rated good (26.6%); 7 (10.9%) are rated poor.
Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
Its condition class and component ratings are unchanged from the 2024 inventory.
Its most recent inspection on record is dated December 2024, on a 24-month routine inspection cycle.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings

Component	Rating (2024)	Rating (2025)	FHWA scale meaning
Culvert	7	7	Good condition


Structure	Continuous concrete culvert
Length	about 20 ft
Location	S 17 T 29 N R 6 W
NBI structure number	7730
Condition class	Good
Traffic status (item 41)	Open, no restriction
Last inspection (item 90)	December 2024
Inspection interval (item 91)	24 months
Scour (item 113)	8: foundations stable, scour above the top of the footing

Source: FHWA National Bridge Inventory, 2025 data as reported by the Missouri department of transportation.

Bridge	Built	Vehicles/day	Condition
US 60 E over Birch CR	1967	6,107	Fair
US 60 E over Hurricane CR	1967	5,568	Fair
US 60 E over Seamam CR	1967	4,202	Fair
US 60 E over Deep Pond Hollow	1978	4,202	Fair
US 60 W over Jam UP CR	2008	3,807	Good
US 60 E over Jam UP CR	2011	3,617	Good