Document Xz0JkEp4GJkQxGEdk7vd629Qy

DOW CHEMICAL U.S.A. December 8, 1983 LOUISIANA DIVISION P. O. BOX ISO PLAQUEMINE, LOUISIANA 70764-0150 604 366-8000 - B-3302 - Supt., Railroad - Tank Car Cleaning - Shift Supervisor, Railroad - Shift Supervisor, Railroad - Shift Supervisor, Railroad - Shift Supervisor, Railroad - Shift Supervisor, Railroad - Industrial Hygiene - Industrial Hygiene - Safety, B-4701 In order to protect our Tank Car Cleaning personnel, a new Beckman 6750 a analyzer has been installed and is now operational at Tank Car Cleaning.' It has been programmed to continuously sample and analyze 8 critical compounds from 11 monitoring points in the wash area. There is always someone in charge in the shift supervisor's or dispatcher's office. When the analyzer alarms, the shift supervisor or dispatcher will: 1. Clear wash area of personnel. 2. Select the alarming sample point and monitor it until the critical compound dissipates and alarm clears. 3. Notify affected personnel of "All Clear". 4. Program analyzer to continue as before. Operating instructions and other pertinent data is attached. A manual of "Instructions for Use" has been made and placed in analyzer cabinet in shift supervisor's office where it is easily and permanently accessible to all personnel charged with its use. R&s 027656 Industrial Hygiene Railroad/Marine Irj AN OPERATING UNIT OF THE DOW CHEMICAL COMPANY