Figure 8 on a Bight
Figure 8 Rewoven
Tying in to a harness with a figure 8 rewoven knot:
Note that the tail of the rope should come out on the inside of the loop; the knot is much weaker if this end finishes on the outside of the loop. The knot must be backed up by tying off the tail as in (c).
Bowline on a Bight
Grapevine (Double Fisherman's)