ANGLE SUPPORT
(LEFT)
4 X 4 X 12"
4 X 4 X 12"
ANGLE SUPPORT
(RIGHT)
A
STEP 7: ROCK WALL
1: PLACE THE 45 END OF A 4 X 4 X 12" ANGLE SUPPORT AGAINST THE SIDE OF EACH ROCK WALL SIDE.
2: CENTER THE BOTTOM HOLE IN EACH ANGLE SUPPORT WITH THE MIDDLE OF THE ROCK WALL BOTTOM
SUPPORT.
3: ATTACH EACH ANGLE SUPPORT THROUGH THE TOP HOLE TO THE LADDER SIDES WITH A 3/8" X 3-1/2" LAG
SCREW AND A 3/8" WASHER.
4: USE THE BOTTOM HOLE IN EACH ANGLE SUPPORT AS A GUIDE TO DRILL A 3/8" HOLE THROUGH THE ROCK
WALL BOTTOM SUPPORT. PLACE A SCRAP PIECE OF WOOD BEHIND THE ROCK WALL BOTTOM SUPPORT TO
PREVENT THE WOOD FROM SPLITTING OUT.
5: INSTALL T-NUTS IN THE BACK SIDE OF THE ROCK WALL BOTTOM SUPPORT.
6: ATTACH EACH ANGLE SUPPORT TO THE ROCK WALL BOTTOM SUPPORT WITH 5/16" X 3-1/2" HEX BOLTS
AND 5/16" WASHERS.
DRILL 3/8" HOLE THROUGH
ROCK WALL BOTTOM SUPPORT
AFTER ATTTACHING EACH
ANGLE SUPPORT TO ROCK
WALL SIDES AT TOP HOLE WITH
LAG SCREW AND WASHER.
4 X 4 X 12"
ANGLE SUPPORT
(RIGHT)
4 X 4 X 12"
ANGLE SUPPORT
(LEFT)
ROCK WALL
BOTTOM SUPPORT
T-NUT
SCALE 1 : 8
DETAIL A
3/8" WASHER
5/16" WASHER
3/8" X 3-1/2"
LAG SCREW
5/16" X 3-1/2"
HEX BOLT
32