Precast concrete stairway module
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United States of America Patent
Stats
-
Feb 3, 1981
Grant Date -
N/A
app pub date -
Jun 7, 1979
filing date -
Jul 31, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A precast concrete stairway module comprising a concrete wall assembly which is C-shaped in plan view, providing a side wall and two end walls, a concrete stair flight extending from an edge of one side wall to a mid-height position of the other side wall. The stair flight assembly is moulded integrally with the wall assembly and comprises a landing at each end and a flight of stairs therebetween. An access opening is provided in the wall assembly.
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Cited Art Landscape
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