Yes, provided by Metro TAC (Technical Advisory Committee), made up of public works directors and engineers from the member agencies. These specialists provide authoritative recommendations to the JPA's Commissioners.
The cities of Chula Vista, Coronado, Del Mar, El Cajon, Imperial Beach, National City, La Mesa and Poway, the County of San Diego, the Otay and Padre Dam Water Districts, and the East Otay, Lakeside/Alpine, Lemon Grove, Spring Valley and Winter Gardens Sanitation Districts.