4
STRAIGHT SECTION BUTTRESS ASSEMBLY (continued)
2) Refer to Illustration 4.2. Assemble the buttress post using
bolts 1/2" X 3" X #13 (12,7 mm X 76,2 mm) (U), nuts (UU) and
washers (V). Remember to insert a spacer (T) and two washers
(V) inside the butress post aligned to each bolt.
BUTTRESS POST
R 1/2"
BOLT 1/2" X 3"
NUT 1/2"
5
BOTTOM TRACKS (straight section) AND PRESSURE PLATES
1) Position the buttress posts assembled in Step 4 on the patio
blocks in the trenches previously dug.
2) Refer to Illustration 5.1 : Once the buttress posts are placed
in the trenches, assemble the straight section bottom tracks be-
tween the buttress posts by fixing them on the bottom track jonction
and fix them to the foot beams using standard screws #14.
3) Refer to Illustration 5.2 : Fix the pressure plates between the
foot beams with four (4) standard screw ''Z''.
Illustration 5.1
BOTTOM TRACK
STRAIGHT SECTION
STANDARD
SCREW #14
Illustration 4.2
SPACER
3) Refer to Illustration 4.3. Cover the bolt heads with bolt cap
covers (W) and insert the styrofoam block (X) at both ends of foot
beam.
1/2" BOLT CAP COVER
Illustration 5.2
PRESSURE PLATE
STANDARD
SCREW #14
Illustration 4.3
STYROFOAM CAP
FOOT BEAM