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PP Access Road over Lake Sakakawea

McLean County, North Dakota · rated Good in the 2025 National Bridge Inventory

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

PP Access Road over Lake Sakakawea in McLean County, North Dakota, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 7 (good condition) on the 0-9 scale.
It was built in 1973, making it 52 years old at the 2025 inventory.
It carries about 30 vehicles a day (traffic count year 2013).
It is one of 23 of the 58 inventoried bridges in McLean County rated good (39.7%); 2 (3.4%) are rated poor.
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


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 171 ft
Location	5.2 mi N-NW of Coleharbor
NBI structure number	DKA-G-003
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US Highway 83 over Turtle Creek	1979	3,890	Fair
US Highway 83 over Cp Railway	1981	2,233	Good
US Highway 83 over Cp Railway	1981	2,175	Good
US Highway 83 over Dak Mo Valley/western RR	2000	1,935	Fair
US Highway 83 over Cp Railway	1980	1,935	Fair
US Highway 83 over Painted Woods Creek	1980	1,930	Fair