
HISTORIC BALLOON FRAMING
(George Washington Snow, Chicago, 1832)
(Type V Construction)

WESTERN PLATFORM FRAMING
(Type V Construction)
WOOD POST AND BEAM
(Type IV Construction)

WOOD ROOF TRUSS
(Type III or V Construction)

STEEL FRAME
(Type I or II Construction)

LIGHTWEIGHT STEEL FRAME
(Type II Construction)

STEEL JOISTS
(Type II Construction)

SPACE FRAME
(Type I or II Construction)

FLAT PLATE CONCRETE
(Type I Construction)

POST-TENSIONED CONCRETE FRAME
(Type I Construction)

PRECAST CONCRETE FRAME
(Type I Construction)