HomeMy WebLinkAboutB17-0162_4' tall boulder wall detail_1497369570.pdf 1 17..-----11 .-...---) ---
GRAVEL FALL FOR DRAINAGE;
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WEEPHOLES BETWEEN BOULDERS.
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. NOTES:.
�� 1. BOULDERS ARE TO BE 1'-6" TO 4'-0'' IN
DIMENSION AND SHALL BE OF ANGULAR SHAPE
ti (NOT ROUND).
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2. PLACE BOULDERS SO THEY INTERLOCK BOTH
VERTICALLY AND HORIZONTALLY.
3. DIMENSIONS SHOWN ARE APPROXIMATE BUT
I THE TOTAL MAY NOT EXCEED 4'-0" AND SLOPE MAY
NOT BE STEEPER THAN 4:1.
1,-----j 4. BACKFILL AND BASE SOILS SHALL BE VERIFIED
BY THE SOILS ENGINEER DURING CONSTRUCTION
OF WALL.
5. ALL RETAINING WALLS OVER 4'-0" IN HEIGHT AS
MEASURED FROM BOTTOM OF FOUNDATION TO
TOP OF WALL SHALL BE DESIGNED AND STAMPED
BY A PROFESSIONAL ENGINEER.