: Standard on-center (OC) spacing for floor joists and studs is usually 16 inches.
: Door and window schedules list the specific sizes and materials needed for each opening. 🌿 Landscaping & Hardscaping
: Covers masonry, flatwork, retaining walls, and water features.
Safety is a major component of any trade test, often representing up to 16% of the total score. C-27 Landscaping Study Guide - CSLB
: Involves pruning, tree removal, and troubleshooting irrigation systems. ⚠️ Safety & Tools
: Minimum 3/8" thick sheathing is required when siding is applied over it.