Southern Pine Size Selection tableS（南部松树大小选择表）.pdfVIP

Southern Pine Size Selection tableS Requirements for Use of Size Selection Tables 1. These tables are for gravity loads only. Consult a 5. Design loads used to select a header or beam must registered design professional for wind and seismic be equal to or greater than the actual applied loads. load analysis and design. 6. Multiple-member headers and beams must be 2. All tables are based on uniformly distributed properly connected together. See page 5 for loads only. Other loads, such as concentrated or connection guidelines. unbalanced snow loads, have not been considered 7. These tables assume unbalanced glued laminated and must be analyzed separately. timber combinations used in simple-span 3. These tables are only applicable to members used applications. Balanced beam combinations with under dry-service conditions where the moisture equal or greater design values may be substituted content in use is a maximum of 19% for lumber and and used in either simple-span or continuous-span less than 16% for glued laminated timber. applications. 4. The compression edge of the header or beam must 8. These tables are only applicable to members be laterally supported at intervals of 24 or less. In used under ordinary ranges of temperature and addition, lateral support must be provided at bearing occasionally heated in use up to 150° F. points. Southern Forest