- 8 -
4. Assembling intermediate arches Fig.2
Assemble the intermediate arches
"E"
using the half-arc
21x-21
, Side posts for
intermediate arch
22
, install top diagonal support
23
with the self-tapping screws
45
.
To comply with the correct
geometry of the arches, use
the assembled end as a
template, setting it the details
for the assembly of the arch
.
5. Assembling the FRAME
For the frame assembly scheme, Fig.3
5.1.
Using bolts
40
, washers
41
and nuts
42
connect the
Front end "A"
with six
starting stringers
26
through the holes drilled in the side posts.
5.2.
Next
fasten using bolts
40
starter stringers with two intermediate arches
“E”.
5.3.
Insert
27 X-Crimp
stringers into
26 starter
stringers.
5.4.
Fasten using bolts
40
the stringers
27
with intermediate arches
“E”
through
the drilled holes.
5.5.
Fasten with bolts
40
to the
End Face “B”
(for base frame 13’ (4 m) long).
To EXTEND the frame by 6.5’ (2m), use sets of six 27 X-crimp stringers and three
intermediate arches (Optional possible extension length is 19.5’L , 26’L etc.).
5.6.
Install the
side diagonal support,
600 мм
28
between the side posts of the end face
3
and the lower longitudinal stringers
26-27
. Fix
the braces with self-tapping screws 45,
preliminarily setting an angle of 90 degree
between the end face and the stringer using a
Carpenter square.
