* * anmw—=—. JOHNSTON ATOLL F&S NO. 81037 PROGBAM 437. TITLE Underground Bunkers USER STRUCTURE FACILITY NO. ADC 791, 792, SCIENTIFIC STATION NO. 7.93 BOD None t FOO FUNDING AGENCY ($000) ENGR PROC CONST TOTAL FURN Costs prior to 1963 COMPLETED DESCRIPTION The three earth covered bunkers are located side by side adjacent to the Launch Operations Building 790. The bunker construction consists of 'Armro Multiplate Vehicular Underpass" sections of sizes noted below. The backs of the bunkers are wooden bulkheads which also retain the earth cover. The fronts of the bunkers, which also serve as bulkheads to retain the earth cover, are also of woo! and include large double doors. The corrugated underpass floors are covered wit a leveling course of compacted coral sand. Bunkers Number 791 and 792 The underpass section has a lO-ft. 5-in. span and a 15-ft. 4-in. rise. The gaug of the Multiplate is #10. Inside length is 32-ft. Door clear opening is ll-ft. 6-i high x ll-ft. wide. The bunkers are provided with forced air ventilation. At present, Bunker No. 791 houses an electrical substation serving the Launch Ope: .tions Building (refer to Drawings 91-790-E] and ES). Bunker No. 792 is being used for Air Force storage. Bunker Number 793 The underpass section has a 20-ft. 3-in. span anda 17-ft. rise. The gauge of the Multiplate is #8. Inside length is 40-ft. The door clear opening is 13-ft. o- 2. high x li-ft. wide. The bunker is air conditioned. At present, the bunker is being used as a "pellet range”. DRAWINGS: VOL I 1 91-791-Cl 91-791-S1 91-791-S2 97-791-S3 91-791-S4 91-791-Ml JS 91-791-M100 91-791-E) 81-32 1aAu aaa |