$3-26$ A$572-$Grade $50$ steel and $\frac{7}{8}-$in $\frac{O}{?}$ bolts.

FIGURE P$3-26$VE $6-3$ Using the steel grade for which the column table is provided in Part $4$ of the AISC

Manual, select the lightest available rolled sections $($W$,$ HP$,$ HSS Square, and

HSS Round$)$ that are adequate for the following condition: $P_D=50$kips and

$P_L=150$kips,$L=30ft$ and pinned ends.