Structures quick reference points

– The site factor shall be established from properly substantiated geotechnical data. In locations where the soil properties are not known in sufficient detail to determine the soil profile type soil profile S shall be used.‎

Occupancies. Buildings housing Group E, Divisions 1 and 3 Occupancies with a capacity greater than 300 students. Buildings housing Group B Occupancies used for college or adult education with a capacity greater than 500 students. Group I, Divisions 1 and 2 Occupancies with 50 or more resident incapacitated patients, but not included in Category 1.‎

Timber, any member comprising an assembly of laminations of lumber in which the grain of all laminations is approximately parallel longitudinally, the laminations are bonded with adhesives, and which is fabricated in accordance with UBC Standards.‎

Dead load is the vertical load due to the weight of all permanent structural and nonstructural components of a building, such as walls, floors, roofs and fixed service equipment.‎

Strength of a material to be used for a certain purpose is meant to be the highest unit-stress to which the material ought to be subjected when so used. Each material has a working strength for tension, for compression, and for shear: they are all, in general, different.‎

– For live loads exceeding 100 pounds per square foot, no reduction shall be made, except that the design live loads on columns may be reduced 20 percent.‎

Hazardous Facilities – Group H, Divisions 1, 2, 6 and 7. Occupancies and structures therein housing or supporting toxic or explosive chemicals or substances. Nonbuilding structures housing, supporting or containing quantities of toxic or explosive substances that, if contained within a building, would cause that building to be classified as a Group H, Division 1 , 2 or 7 Occupancy. 1.25 3. Special occupancy structures Group A, Divisions 1, 2 and 2.1 Occupancies.‎

Division 1 Occupancies having surgery and emergency treatment areas: fire and police stations, garages and shelters for emergency vehicles and emergency aircraft structures.

Arch or dome with rise one eighth of span to less than three eighths of span 16 14 12 16 06 25 3 Rise 12 units vertical in 12 units horizontal (100% slope) and greater.‎



General Structures Two and Lateral Forces

by Robert Marks

Front Cover

Kaplan AEC Architecture, 2004




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