ae JOHNSTON ATOLL SCIENTIFIC Page 01020 2 Explosion proof telephones have been installed in the screen room and Assembly and Checkout Area. The hydraulic shop is air conditioned. compressed air to the building. A TC-furnished air compressor provides Protective berms have been constructed on three sides of the building with the unprotected side facing the runway. (See F&S No. 02066.) POST -GO ENGINEERING Completed. PROCUREMENT Procure chain link fence material. CONSTRUCTION A 7-ft. high chain link security fence will be erected to enclose the building, adjacent stabilized areas and the protective berms. Two 400 cycle MG sets and an air compressor, TC-furnished, will be installed adjacent to the building. VOLI 1-24