7
Install Second Tier Inclines
The second tier is indicated by Pattern B
(Fig. 9)
. Pin second tier pieces to first tier and trim if necessary for proper fit.
1. Place 3" end of a 2"-3" Incline at Point 3, working counter-clockwise. Follow with 2" end of a 1"-2" Incline and then 1" end
of a 0"-1" Incline, ending at Point 4.
2. Place 3" end of a 2"-3" Incline at Point 5, working clockwise.
3. Place 2" end of a 1"-2" Incline next. Cut off a section of Incline so it will end left of
bridge and create a gap (Point 6).
4. Starting at Point 7, place remaining section of 1"-2" Incline 8" to the right of Point 6.
5. Place 1" end of 0"-1" Incline at the 1" end of the previously placed Incline, with the 0"
end at Point 8.
6. When all pieces are pinned in place, apply glue to secure. Remove Foam Nails when
glue is set.
Install Overpass
1. Cut 1/2" x 1/2" notches into the top of both Risers (Points 3 and 5)
for the Overpass
(Fig. 9 and 10)
.
2. Cut a piece of 1/2" Foam Sheet 2 1/2" wide to fit into notches and
between the Risers
(Fig. 10)
.
3. Test fit Overpass piece to fit flush inside notches. Trim if necessary.
4. Glue Overpass piece in place.
Test Track and Bridge
The bridge is part of the track. Position it so each end overlaps the
ends of the Risers by 1/2" at the 8" gap (Points 6 and 7)
(Fig 9)
.
1. Reassemble track on Risers and Inclines and test run train.
2. If a surface is uneven, sand down with 120-grit sandpaper.
3. Remove track in large sections.
Fig. 10
1/2" x 1/2" Notches
Fig. 9
8" Gap
For Bridge
Notch Risers and
Place Overpass
1" - 2" Incline Section
2" - 3" Incline Section
Remainder of
1" - 2" Incline
0" - 1" Incline
0" - 1" Incline
1" - 2" Incline
2" - 3" Incline
Pattern B
3
5
1
4
6
7
8
2" Riser
Fig. 5a
