Collin County Bridge Report Card

Collin County scores 97 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.

A97 / 100

Local infrastructure snapshot

Collin County, Texas

Collin County has 1,139 bridges in the National Bridge Inventory, with 1 rated poor and 15 rated scour-critical. Its poor-condition share of 0.1% is at or below the 1.2% statewide average. Poor-condition bridges carry about 16,994 daily vehicle crossings.

1,139Total Bridges

1Poor (0.1%)

368Fair (32.3%)

15Scour-Critical

Quote-Ready Local Facts

0.1%of county bridges are in poor condition, compared with 1.2% statewide and 6.7% nationally.

16,994daily vehicle crossings are on poor-condition bridges in the county.

15bridges are rated scour-critical, or 1.3% of the county bridge inventory.

Copyable Facts for Reporters

BridgeLookup.com gives Collin County a Bridge Condition Exposure Score of 97/100 (A). The county has 1,139 bridges in the National Bridge Inventory, including 1 in poor condition and 15 rated scour-critical. Poor-condition bridges carry about 16,994 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	0.1%	0.2
Poor-condition traffic exposure	25	0.1% of measured traffic	0.1
Scour-critical bridge share	20	1.3%	2.6
Average age vs national baseline	10	27 years vs 48 nationally	0.0
Traffic-data completeness	5	21,427,317 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	0.1%
State Poor-Condition Share	1.2%
National Poor-Condition Share	6.7%
County Scour-Critical Share	1.3%
Average Bridge Age	27 years
Poor-Condition Traffic Exposure	16,994 vehicles/day

Bridges to Watch

Busiest Poor-Condition BridgeStacy RD EB over Cottonwood Creek — 16,994 vehicles/day Oldest Listed BridgeSH 78 Bus F over Elm Creek Tributary — built in 1924 All County BridgesBrowse every bridge record in Collin County.

Top Bridges to Watch in Collin County

Bridge	Reason	Condition	Daily Traffic	Year Built
Stacy RD EB over Cottonwood Creek	Poor condition + traffic exposure	Poor	16,994	2001
US 75 over Spring Creek	Scour-critical foundation rating	Fair	246,848	1992
SH 5 SB over Wilson Creek Relief	Scour-critical foundation rating	Fair	19,136	1957
SH 5 NB over Wilson Creek Relief	Scour-critical foundation rating	Fair	18,700	1957
E Renner RD over Spring Creek	Scour-critical foundation rating	Good	16,126	1984
Hillcrest AVE over East Fork Mckamy Branch	Scour-critical foundation rating	Fair	16,047	1989
SH 78 over Price Creek	Scour-critical foundation rating	Fair	15,568	1972
Bethany RD WB over Cottonwood Creek	Scour-critical foundation rating	Fair	12,556	1985
White AVE over Jeans Creek	Scour-critical foundation rating	Good	12,158	1989
Hardin BLVD NB over Wilson Creek	Scour-critical foundation rating	Fair	7,637	2007

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.