Figure 8-49. Assembled trussed rafter

TM 5-5430-209-12

Figure 8-49. Assembled trussed rafter.

members and posts. Install nuts finger tight on the

(5) Install inner rafter section (7, fig. 8-48) on

bolts.

each lap seam as in step (4) above.

(12) Install outer tension members (12). Attach

(6) Install rafter bolt retainer (14) over the bolts

the 4-bolt hole end to the inside face of the web of rafter

in rafter sections (7, 8, and 9). Insert 1/2-by 1-inch bolts

sections (9), and the 2-bolt hole end to the outer rafter

(16) through retainers (14) and rafter sections.

posts (3). Insert bolts (16) through rafter sections, posts,

(7) Install nuts (18) on bolts (16). Make sure the

and tension members. Install nuts finger tight on the

flat face of the nut is against the web of the sections.

bolts.

Tighten all bolts.

(13) Install truss support plates (6) at posts (3

(8) Install inner rafter posts (4) on inside face of

and 4). The plates tie tension members (10, 11, and 12)

webs at butt joints of rafter sections (7 and 8). Position

together. Insert bolts through tensions members and

them as shown on figure 8-48. Insert bolts (16) through

plates (6). Install nuts finger-tight on the bolts.

stiffener (15), rafter sections and posts. Secure bolts

(14) Tighten all remaining bolts in the trussed

with finger-tightened nuts.

rafters.

(9) Install outer rafter posts (3) on inside face of

(15) Install rafter support clips (13) at inner

webs at butt joints of rafter sections (8 and 9). Position

edges of inner rafter sections (7). Position them as

them as shown on figure 8-48. Insert bolts (16) through

shown on figure 8-48. Insert bolts (16) through the wide

stiffeners (15), rafter sections, and posts (3). Install nuts

leg of the angle and section. Install nuts on the bolts

finger-tightened on the bolts.

and tighten.

(10) Install inner tension members (11). Attach

(16) Install rafter hangers (1, fig. 8-50) at the

the 2-bolt hole end to inner posts (4), and the 4-bolt hole

outer edge of outer rafter section (9, fig. 8-48). Insert

end to the inside face of the web of rafter inner sections

bolts (2, fig.8-50) through the bottom flange of the

(7). Insert bolts (16) through the rafter sections, posts,

sections and hangers. Install nuts (3) on bolts (2) and

and tension members. Install nuts finger tight on the

tighten.

bolts.

(11) Install center tension members (10) on

rafter posts (3 and 4). Insert bolts (16) through the

8-30