Thunderhead Groundbreaking Released: 03/27/04 Construction on the Thunderhead began in June 2003. Construction crews from Tennessee, Texas, Pennsylvania, New Mexico and California with the help of 300,000 tons of heavy equipment constructed the wooden coaster which made its debut in April 2004. The Thunderhead is built from 700,000 board feet of Southern Yellow Pine. Edition Size: 250 UPC Code: 400149988434 Category: Core Retail Price $7.00