E:
Centre (500) Tunnel Top Cross in the notch of (501) Tunnel Top and attach with 1 (S3) #8 x 2-1/2” Wood
Screw. (fig. 50.4)
F:
With a helper place 2 Tunnel panels together, make sure they are centred on (501) Tunnel Top, leaving a 1”
overhang on each end. Attach Tunnel assembly with 4 (S10) #8 x 1” Pan Screws in each side of (500) Tunnel
Top Cross and 8 (S10) #8 x 1” Pan Screws in (501) Tunnel Top. (fig. 50.5, 50.6 and 50.7)
G:
Turn assembly over and place (502) Tunnel Arch centred on top of (501) Tunnel Top then attach with 2 (S4)
#8 x 3” Wood Screws. (fig. 50.7)
Step 50: Tunnel Assembly
Part 2
Hardware
1 x
#8 x 2-1/2” Wood Screw
16 x
#8 x 1” Pan Screw
2 x
#8 x 3” Wood Screw
S3
Wood Parts
1 x
Tunnel Top Cross FSC 5/4 x 3 x 16-1/2”
1 x
Tunnel Top FSC 2 x 4 x 31-23/32”
1 x
Tunnel Arch FSC 2 x 4 x 23-1/2”
500
1”
Fig. 50.4
Fig. 50.7
Fig. 50.5
500
501
S4
502
501
S10
x16
Notice holes in end
panel not used here
501
S10
502
501
501
Fig. 50.6
500
S10
(hidden)
S3
S4
127