DFAS Columbus is looking for a vendor to conduct a baseline industrial hygiene survey at 2 (two) facilities - located in Buildings 21 and 21A. Floor plans for both facilities will be provided to the C... DFAS Columbus is looking for a vendor to conduct a baseline industrial hygiene survey at 2 (two) facilities - located in Buildings 21 and 21A. Floor plans for both facilities will be provided to the Contractor prior to beginning workDFAS is looking for a consultant to conduct a baseline industrial hygiene survey at 2 (two) facilities - located in Buildings 21 and 21A. Floor plans for both facilities will be provided to the Contractor prior to beginning work