Home › Colorado › Douglas County › Co Road 105 | S Pe over Oakland School G

Co Road 105 | S Pe over Oakland School Gulch

Douglas County, Colorado · rated Fair in the 2025 National Bridge Inventory

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

Co Road 105 | S Pe over Oakland School Gulch in Douglas County, Colorado, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1990, making it 35 years old at the 2025 inventory.
It carries about 4,343 vehicles a day (traffic count year 2021).
Its listed owner is the county highway agency.
It is one of 119 of the 264 inventoried bridges in Douglas County rated fair (45.1%); 6 (2.3%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 103 ft
Location	0.1 Mi S Wolfensberger Rd
NBI structure number	DOU105-23.50A
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I 25 Ml over Happy Canyon Creek	1999	116,000	Fair
I 25 Ml over Ridgegate Pkwy	2008	116,000	Fair
I 25 Ml over Clydesdale Ln	1999	116,000	Fair
SH 470 Ml over Willow Creek	1984	95,000	Fair
I 25 Nbnd Ramp over Ramp to County Line Rd R	1983	85,500	Fair
C470 EB Ramp to 25 over Lrt	2005	85,500	Fair