How long can ceiling joists span?

How long can ceiling joists span? Joist spacing of 24 inches is allowed for spans between 16 to 20 feet using 2-inch by 10-inch lumber of these three grades. What is the maximum span for a 2×6 ceiling joist? 10 feet – 0 inches For example, the highlighted cell (below) shows that a 2″ x … Continue reading How long can ceiling joists span?