SB 198 (Avila) and HB 245 (Fabricio) specifies a ground vibration limit for construction materials mining activities within 1 mile of residentially zoned areas, which may not exceed .15 inches per second. It authorizes the State Fire Marshal to modify the standards, limits and regulations for the use of explosives in connection with construction materials mining activities within 1 mile of residentially zoned areas, which may include the temporary cessation of blasting. (O’Hara)