Daniels County Bridge Report Card

Daniels County scores 53 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.

F53 / 100

Local infrastructure snapshot

Daniels County, Montana

Daniels County has 33 bridges in the National Bridge Inventory, with 4 rated poor and 3 rated scour-critical. Its poor-condition share of 12.1% is above the 7.4% statewide average. Poor-condition bridges carry about 401 daily vehicle crossings.

33Total Bridges

4Poor (12.1%)

11Fair (33.3%)

3Scour-Critical

Quote-Ready Local Facts

12.1%of county bridges are in poor condition, compared with 7.4% statewide and 6.7% nationally.

401daily vehicle crossings are on poor-condition bridges in the county.

3bridges are rated scour-critical, or 9.1% of the county bridge inventory.

Copyable Facts for Reporters

BridgeLookup.com gives Daniels County a Bridge Condition Exposure Score of 53/100 (F). The county has 33 bridges in the National Bridge Inventory, including 4 in poor condition and 3 rated scour-critical. Poor-condition bridges carry about 401 daily vehicle crossings. Poor condition does not mean unsafe; bridges judged unsafe are closed or restricted by transportation agencies.

Download all county report-card scores as CSV.

How the Score Breaks Down

Factor	Weight	County Value	Penalty
Poor-condition bridge share	40	12.1%	24.2
Poor-condition traffic exposure	25	6.0% of measured traffic	4.5
Scour-critical bridge share	20	9.1%	18.2
Average age vs national baseline	10	41 years vs 48 nationally	0.0
Traffic-data completeness	5	6,723 measured daily crossings	0.0

Score = 100 minus weighted penalties. The score is a comparative research signal, not an official safety rating. Read the full methodology.

County Comparisons

County Poor-Condition Share	12.1%
State Poor-Condition Share	7.4%
National Poor-Condition Share	6.7%
County Scour-Critical Share	9.1%
Average Bridge Age	41 years
Poor-Condition Traffic Exposure	401 vehicles/day

Bridges to Watch

Busiest Poor-Condition BridgeIRR - S 251 over Smoke Creek — 101 vehicles/day Oldest Listed BridgeS 511 over N Fork Whitetail Creek — built in 1934 All County BridgesBrowse every bridge record in Daniels County.

Top Bridges to Watch in Daniels County

Bridge	Reason	Condition	Daily Traffic	Year Built
IRR - S 251 over Smoke Creek	Poor condition + traffic exposure	Poor	101	1954
Coal Creek RD over Coal Creek 027	Poor condition + traffic exposure	Poor	100	1950
County Road 226 over Coal Creek 038	Poor condition + traffic exposure	Poor	100	1971
County Road 224 over Coal Creek 010	Poor condition + traffic exposure	Poor	100	1960
IRR - S 13 over Manternach Coulee	High traffic	Good	795	1988
S 248 over Poplar River	High traffic	Fair	392	1940
S 248 over Drainage	High traffic	Good	392	2007
S 248 over Butte Creek	High traffic	Good	392	2023
S 248 over Spring Creek	High traffic	Good	392	2023
S 248 over Drainage	High traffic	Good	392	2023

Important safety note

Poor condition does not mean a bridge is unsafe. It means at least one major component has significant deterioration and the bridge is a priority for maintenance, repair, or replacement. Bridges judged unsafe are closed or restricted by transportation agencies.