Elevated Cladding Temperature Irradiations. Grid Spacer Irradiations. .. .. . Irradiations to Evaluate Operating limits. Unencapsulated Fuel Pin Irradiations ' 1.. • Fabrication of-forced convection capsule B9D continued and is on schedule for a November 1971 irradiation. Nine testing and operating procedures for capsule B9D were prepared, reviewed, and approved. A total of 30 procedures have been prepared and approved to date.