Doka Ringlock - Step 4

User Information Ringlock Stair Tower Erection Guidelines (10-Leg)
999817902 - 11/2020
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Step 4
➤ Place the Stair Treads between the Stringers. Make
surethatthepinontheStringertsexactlyinto
the slot holes of the Tread. Secure the steps with a
blow of a hammer.
➤ Install advanced Guardrails (Using Ledgers) in the
liftabove.Ourrecommendationwouldbetouse
proprietarySca󰀨oldStepsanditisrecommended
that both levels of Guardrail are installed at the
sametimewhilsttheSca󰀨oldStepisinplace.
Step 5
➤ Complete the stair by assembling all Stair Treads
frombottomtotop,Planksontherstlanding,
Guardrailsalongthestairandontherstlanding,
andToeboardsontherstlanding.
➤ UsetheSca󰀨oldSteptoassembleatemporary
platform and single advanced Guardrail such that
this can be used to erect the
second landing.
➤ If necessary an opening can be left in this platform
to allow access by ladder. The opening is formed
using a Plank to Ledger Transom and a 1.09m
Plank. If necessary follow the guidance provided in
Ladder Access section.
Thetowerisnowcompleteuptotherstlift.
Step 6
The second landing can be assembled by following
thenextconsecutivesteps:
➤ Place the 3.0m Standards.
➤ Assemble the Ledgers.
➤ Assemble the Bay Braces at the two outer sides.
➤ Assemble the Stringers.
➤ Assemble the Treads from bottom to top.
➤ AssemblethePlanksonthenextlanding.
➤ Assemble the Guardrails along the stair and the
nextlanding.
➤ Assemble the Toeboards.
The tower is now complete up to the second lift.