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dod tactical herbicide sites - United States Department of Defense

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DOD TACTICAL HERBICIDE SITESSite 16Location: Preston, MarylandDate October 1967Activity Description: Under a contract with the Air Force ArmamentLaboratory, Eglin Air Force Base, Florida, the Tidewater AG Systems Company wastasked with developing new spray nozzles for the UC-123B Internal Modular SpraySystem. The purpose <strong>of</strong> the visit to the Tidewater AG Systems Facilities in Preston,Maryland, was to evaluate the new spray nozzle for potential use on the A/A 45Y-1Spray System used in Operation RANCH HAND.Assessment: A crop dusting aircraft was outfitted with the AG nozzles and flown atan altitude <strong>of</strong> approximately 20 feet above ground level, and at an estimated 95 mph airspeed. The Orange Herbicide was mixed with kerosene and was sprayed over a line <strong>of</strong>kromekote cards spaced at two-foot intervals for two hundred feet. The droplet size wasestimated to be 100 microns. The evaluation was observed on-site by the military andcivilian representatives to the Defoliant/Anticrop Subcommittee <strong>of</strong> the JTCG TechnicalCoordinating Group. Three employees <strong>of</strong> the Tidewater AG Systems Companyparticipated in the test and evaluation.Source: Reynard KA (9 October 1967): Trip Report, Preston, Maryland and FortDetrick, Maryland. Biological Branch, Bio-Chemical Division, Air Force ArmamentLaboratory, Eglin AFB, Florida.37

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