What is Foothill Freeway?
{{Infobox road | state = CA | type = ISR | route = 210 | alternate_name = Foothill Freeway | section = 510 | maint = [[California Department of Transportation|Caltrans]] | map_notes = Route 210 highlighted in red | length_mi = 85.31 | length_round = 0 | length_ref = <ref name=trucklist>{{Caltrans trucklist}}</ref><ref name=bridgelog>{{Caltrans bridgelog|date=July 2009}}</ref> | length_notes = Length includes the unconstructed portion of I-210. | history = Route proposed 1933<br/>Designated 210 in 1964 | allocation = {{jct|state=CA|I|210|nolink1=true}} from [[Los Angeles]] to [[Glendora, California|Glendora]]<br/>{{jct|state=CA|CA|210|nolink1=true}} from Glendora to [[Redlands, California|Redlands]] | direction_a = West | terminus_a = {{jct|state=CA|I|5}} in [[Los Angeles]] | junction = {{plainlist |*{{jct|state=CA|SR|118}} in Los Angeles *{{jct|state=CA|SR|2}} in [[Glendale, California|Glendale]] *{{jct|state=CA|SR|134}} in [[Pasadena, California|Pasadena]] *{{jct|state=CA|I|605}} in [[Irwindale, California|Irwindale]] *{{jct|state=CA|SR|57}} in [[Glendora, California|Glendora]] *{{jct|state=CA|I|15}} on the [[Rancho Cucamonga, California|Rancho Cucamonga]]-[[Fontana, California|Fontana]] border *{{jct|state=CA|I|215}} in [[San Bernardino, California|San Bernardino]] * {{jct|state=CA|SR|330}} near [[Highland, California|Highland]] }} | direction_b = East | terminus_b = {{jct|state=CA|I|10}} in [[Redlands, California|Redlands]] | counties = [[Los Angeles County, California|Los Angeles]], [[San Bernardino County, California|San Bernardino]] | previous_type = SR | previous_route = 209 | next_type = SR | next_route = 211 }} '''Interstate 210''' ('''I-210''') and '''State Route 210''' ('''SR 210''') are two connected [[controlled-access highway|highways]] in the [[Los Angeles County, California|Los Angeles]] and [[San Bernardino County, California|San Bernardino]] counties of [[California]]. They are also known as the '''Foothill Freeway''' together. It runs from the [[Interstate 5]] near [[Santa Clarita, California|S