Hydraulic and earth engineering – Drainage or irrigation – Porous or apertured pipe – flume – or tileway
Patent
1989-12-18
1991-06-25
Taylor, Dennis L.
Hydraulic and earth engineering
Drainage or irrigation
Porous or apertured pipe, flume, or tileway
405 38, 405 36, 405229, E02B 1300
Patent
active
050262076
ABSTRACT:
A recreational area construction comprising a base with a plurality of borders forming a perimeter on the base; a layer of water pervious material on the base between the borders, and a top layer of cushioning material supported on the base and layer of water pervious material.
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Donaghy John K.
McBee J. Russell
Taylor Dennis L.
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