By March 1970, the original section between Home Avenue and near I-8 was almost finished, and the Mission Valley portion extending north of US 395 as well as from Otay Valley Road and J Street in Chula Vista were still under construction.
The original section between Home Avenue and near I-8 was almost finished, and the Mission Valley portion extending north of US 395 as well as from Otay Valley Road and J Street in Chula Vista were still under construction. This was by March 1970.