Marks on column--4-B.
Reinforcement--eight 7/8-in. round bars vertically.
Hoops--1-3/4 in. × 3/16 in. × 14 in. outside diameter.
Band spacing--13 in. vertically.
Ultimate load--900,000 lb.
Point of failure about 2 ft. from top.
Remarks.--Concrete, at failure, considerably disintegrated, probably due
to continuance of movement of machine after failure.