The Wood Truss Council of America has released the second edition of its Metal Plate Connected Wood Truss Handbook ($49.95 from WTCA, 6425 Normandy Lane, Madison, WI 53719; 608/274-4849). This hefty publication covers wood truss construction from manufacturing and design to material handling and installation. If you have questions about floor or roof trusses, the answers are probably in one of the book's 125 sections, which are organized into 20 chapters. Contractors will be more interested in the second half of this handbook. Chapters 14 through 16, which focus on handling, storage, transportation, installation, bracing, and connection systems, are essential reading. The final chapters present troubleshooting strategies for repairing damaged trusses, avoiding common installation errors, and accommodating special situations. The appendices cover