Figure 8-33. Hoisting second stave of second ring

TM 5-5430-209-12

(3) Raise gin pole (1) and push the foot spike

through the open bolt hole. As pole is raised, attach

block and tackle (4) to the head block eye. With the

pole in raised position, lash it to bracket (3).

(4) Attach rope deck hook (5) to the lower tackle

block hook.

(5) With the pull line outside of the tank and as

close to the pole as possible, lower hook (5) and attach

it to top chime center bolt hole of second ring first stave

(2).

(6) Raise first stave (2) and position it over bolts (4,

fig. 8, 31) so that it straddles a vertical seam.

(7) Attach three nuts (5, fig. 8-26) to equally

spaced bolts and tighten to hold stave in place.

(8) From outside the tank, attach guy line (6, fig. 8-

32) near center of top chime on first stave (2). This is to

stabilize the ring until it is self-supporting.

(9) From inside the tank, attach guy lines to the first

two or three staves as they are installed.

e. Installing Second Stave of Second Ring.

(1) Remove gin pole (1, fig. 8-32) and reposition it.

Replace the bolt in bottom chime of first ring stave.

(2) Start at left seam of first stave (2), and count off

eight bolts in the bottom chime. Remove the eighth

FOOT SPIKE

bolt.

CENTER REST HOOK

(3) Raise the pole (1) and place foot spike (1, fig.

PULL LINE

8-33) in the eighth bolt hole. From the right seam of

ROPE DECK HOOK

SECOND STAVE OF SECOND RING

first stave (2, fig. 8-32), count off four, bolt holes in the

LOWER TACKLE BLOCK

top chime and place center rest hook (2, fig. 8-33) in

ME 5430-209-12/8-33

the bolt hole. Tighten bolt that holds the hook on the gin

pole.

Figure 8-33. Hoisting second stave of second ring.

8-19