Richardson County Bridge Report Card

Richardson County scores 47 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.

F47 / 100

Local infrastructure snapshot

Richardson County, Nebraska

Richardson County has 259 bridges in the National Bridge Inventory, with 35 rated poor and 31 rated scour-critical. Its poor-condition share of 13.5% is above the 7.5% statewide average. Poor-condition bridges carry about 2,591 daily vehicle crossings.

259Total Bridges

35Poor (13.5%)

119Fair (45.9%)

31Scour-Critical

Quote-Ready Local Facts

13.5%of county bridges are in poor condition, compared with 7.5% statewide and 6.7% nationally.

2,591daily vehicle crossings are on poor-condition bridges in the county.

31bridges are rated scour-critical, or 12.0% of the county bridge inventory.

Copyable Facts for Reporters

BridgeLookup.com gives Richardson County a Bridge Condition Exposure Score of 47/100 (F). The county has 259 bridges in the National Bridge Inventory, including 35 in poor condition and 31 rated scour-critical. Poor-condition bridges carry about 2,591 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	13.5%	27.0
Poor-condition traffic exposure	25	2.7% of measured traffic	2.0
Scour-critical bridge share	20	12.0%	20.0
Average age vs national baseline	10	59 years vs 48 nationally	4.4
Traffic-data completeness	5	95,833 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	13.5%
State Poor-Condition Share	7.5%
National Poor-Condition Share	6.7%
County Scour-Critical Share	12.0%
Average Bridge Age	59 years
Poor-Condition Traffic Exposure	2,591 vehicles/day

Bridges to Watch

Busiest Poor-Condition BridgeN8 over N Fk Big Nemaha River — 800 vehicles/day Oldest Listed Bridge717 Rd-631/632 Av over Long Branch — built in 1915 All County BridgesBrowse every bridge record in Richardson County.

Top Bridges to Watch in Richardson County

Bridge	Reason	Condition	Daily Traffic	Year Built
635 Bl-711r / 712t over N Fk Big Nemaha River Tr	Poor condition + traffic exposure	Poor	90	1935
702 RD over Pony Creek	Poor condition + traffic exposure	Poor	50	1925
711 Rd-639 / 640 B over Stream	Poor condition + traffic exposure	Poor	50	1935
710 Rd-652 / 653 A over Silver Branch	Poor condition + traffic exposure	Poor	45	1950
641 Av - 703t/705r over Honey Creek	Poor condition + traffic exposure	Poor	40	1935
717 Rd-631/632 Av over Long Branch	Poor condition + traffic exposure	Poor	35	1915
638 Blv-702/703 RD over Rattlesnake Creek	Poor condition + traffic exposure	Poor	25	1935
644 Av-712 / 713 R over Stream	Poor condition + traffic exposure	Poor	20	1935
706 RD over Big Nemaha River Trib	Poor condition + traffic exposure	Poor	20	1941
714 Rd-653 / 654 A over Stream	Poor condition + traffic exposure	Poor	15	1935

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.