MINUTEMAN MISSILE BASE CONSTRUCTION
MALMSTROM AFB
JUNE 1965
MALMSTROM AFB MAY 1965
SPECIALLY DESIGNED AUGER SPINS EARTH OFF BLADES AS IT BORES 62 FOOT SHAFT THAT IS 16 FEET IN DIAMETER. AUGER BORES SHAFT FULL FACE AND IS CAPABLE OF COMPLETING ONE OF THE GIANT HOLES IN AS LITTLE AS EIGHT HOURS IN FAVORABLE GROUND CONDITIONS. MORE THAN HALF OF THE 50 SHAFTS REQUIRED AT THE PROJECT ARE BEING SUNK WITH AUGERS. OTHER SHAFTS ARE SUNK BY CONVENTIONAL DRILLING AND MINING METHODS.
CRANES INSERT STEEL SILO LINER OR "CAN" INTO SHAFT
LINER IS 61 FEET IN LENGTH, 12 FEET INSIDE DIAMETER
WEIGHTS 36 TONS
MALMSTROM AFB MAY 1965
F. E. WARREN AFB JANUARY 1964
FINAL TOUCHES ARE PUT ON ONE OF 200 LAUNCHER SILOS
F. E. WARREN AFB
LAUNCH FACILITY
GRAND FORKS AFB
LAUNCH CONTROL FACILITY
GRAND FORKS AFB
LAUNCH FACILITY
GRAND FORKS AFB
800th LAUNCH TUBE
DECEMBER 4, 1964
GRAND FORKS AFB JULY 30, 1964
CRANE AT RIGHT SWINGS AN EQUIPMENT ROOM LINER INTO POSITION ATOP MISSILE SILO AS CRANE AT LEFT LOWERS CONCRETE FOR ACCESS SHAFT FOOTING.
GRAND FORKS AFB AUGUST 1965
GRAND FORKS AFB SEPTEMBER 1964
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