Lilac Road Bridge Explained

Lilac Road Bridge
Coordinates:33.3003°N -117.15°W
Locale:Bonsall, CA
Official Name:Walter F. Maxwell Memorial Bridge
Material:Reinforced concrete
Length:745feet
Mainspan:455feet
Designer:Fred G. Michaels, John Suwada of Caltrans William Wells (consultant), Project Engineer Richard J.LeBeau of Caltrans
Cost:$1,500,000
Open:1978

The Lilac Road Bridge is a reinforced concrete arch bridge in Bonsall, California, built in 1978 at a cost of $1,500,000.[1] Its main span is 455feet, with a total length of 745feet. It was designed by Fred G. Michaels and John Suwada, with architecture consulting by William Wells.[1] [2] This bridge is one of the two overcrossings in San Diego County with this unique arch design, the other being the Eastgate Mall Bridge.[3] [4] When traveling northbound on I-15 it is the noticeably high bridge before the SR 76 exit.

Notes and References

  1. News: Crossing Over to the Other Side . https://web.archive.org/web/20121019084810/http://pqasb.pqarchiver.com/latimes/access/61333021.html?dids=61333021:61333021&FMT=ABS&FMTS=ABS:FT&date=Jun+27,+1991&author=CAROLINE+LEMKE&pub=Los+Angeles+Times+(pre-1997+Fulltext)&desc=Crossing+Over+to+the+Other+Side&pqatl=google . dead . October 19, 2012 . Lmeke . Caroline . . June 27, 1991.
  2. Web site: Robbins . Christine . The Bridges of San Diego County: The Art of Civil Engineering . San Diego History Center . February 25, 2017 .
  3. Web site: Interstate 15 northbound in San Diego County (part 3) . California @ WestCoastRoads.com . https://web.archive.org/web/20080725044204/http://www.westcoastroads.com/california/i-015c_ca.html . July 25, 2008 .
  4. Web site: Interstate 15 southbound in San Diego County (part 1) . California @ WestCoastRoads.com . https://web.archive.org/web/20080517121106/http://www.westcoastroads.com/california/i-015l_ca.html . May 17, 2008 .