Section Property Calculator Skill Purpose The Section Property Calculator Skill calculates cross-sectional properties for structural sections including area, moment of inertia, section modulus, and plastic modulus for both standard and custom shapes. Capabilities - Calculate cross-sectional properties (A, I, S, Z, r) - Support for standard shapes (W, HSS, C, L, pipe) - Custom section analysis - Composite section properties - Cracked section analysis for concrete - Plastic section modulus calculation - Effective section properties - Built-up section analysis Usage Guidelines When to Use - Dete…