Work performed: Zone 1, indicator head and 6” box for future auto-flush valve Zone 2, replacing six heads with 6” heads and adding six 6” heads Zone 3, replacing two risers with 12’ heads and capping one head Zone 4, replacing 8 heads and adding two 6” head Zone 5, replacing four 4” head with 6” heads and adding one 6” head Zone 6, replacing three 4” heads with 6” heads and adding two 6” heads Zone 7, replacing eight 4” heads with 6” heads and adding one 6” head Zone 8, replacing eleven 4” heads with 6” heads and adding two 6” heads ** Please see attached estimates/forms for system and controller details **