How far can you span a 2×4 ceiling joist?

How far can you span a 2×4 ceiling joist? 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. How much weight can a 2×4 joist support? If there is no strong wind, a 2×4 measuring at least 8 feet can support … Continue reading How far can you span a 2×4 ceiling joist?