i don't know what is appropriate to ask cal osha and dbi representatives. i'm not sure and maybe you can explain where the jurisdiction of california osha begins and ends and the jurisdiction of department of biltdsing inspection and dpw begin and ends. can someone explain the jurisdictional intersections? >> i get someone from cal osha and dpw can explain that in more detail. thank you. >> mr. mccarthy. >> james mccarthy, the crane unit from cal osha. >> what is cal osho's role in crane safety and what jurisdiction do you have oppose today the jurisdiction the city has? >> cal osha jurisdiction begins with employee safety and have to have a employer employee relationship to become involved. >> if you raise the microphone a little bit? >> do you need me to repeat what i said? >> no, sir >> the responsibility of cal osha crane unit is assure the crane is particular tower cranes are provided, erected, operated, climbed and dismantled according to the manufacturer recommendation but existing title 8 reguless formulated as a result of the accident in 1999. >> ca