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18. Install the handrails using enough hardware to hold them in place. Make sure that the Step Bracket
Anchor (43) and the base plate of the Middle Stair Support (62) are flat against the concrete deck.
19. Mark the hole locations for the concrete anchors. Unfasten the stair assembly from the Main Stair
Support (61), and move it aside. Drill 1/2"Ø x 4" deep holes for the Step Bracket Anchor (43), and
3/8"Ø x 4" deep holes for the concrete anchors for the Middle Stair Support (62). Move the stair
assembly back into place, with the HDPE Gaskets (71) and (72) between the base plates and deck.
Then reattach it to the Main Stair Support (61) and then follow the instructions on page 41 for
inserting concrete anchors into the deck.
The required hardware for the Step Anchor Bracket (43) is as follows: 1/2" Wedge Anchor with
hardware (9), 1/2" Nylon Washer (19), 1/2" Lock Washer (16).
For order of assembly see Figure X.
The required hardware for the Middle Stair Support (62) is as follows: 3/8" Wedge Anchor with
hardware (24), 3/8" Nylon Washer (20), 3/8" Lock Washer (22).
For order of assembly, see Figure X.
Note: Do not fully tighten the concrete anchors yet.
FIGURE X
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