$3\mathrm{.}6-6$ Use load and resistance factor design and select a $W$ shape with a nominal

depth of $10$ inches $($a W$10)$ to resist a dead load of $175$ kips and a live load

of $175$kips. The connection will be through the flanges with two lines of

$1^1\frac{1}{4}-$inch$-$diameter bolts in each flange, as shown in Figure P$3\mathrm{.}6-6.$ Each

line contains more than two bolts. The length of the member is $30$ feet.

Use A$588$ steel.

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