Basic Allowable Stresses for Bridges
Table 11.16 lists the basic allowable stresses for highway bridges recommended in AASHTO Standard Specifications for Highway Bridges for ASD. The stresses are related to the minimum yield strength Fy …
Tag: Stress
Screw Connections
Screws are frequently used for connections in cold-formed steel because they can be driven with a hand-held drill, usually without punching a hole. The AISI Specification gives provisions for …
Effective Widths of Stiffened Elements
Uniformly Compressed Stiffened Elements The effective width for load capacity determination depends on a slenderness factor defined as where k = plate buckling coefficient (4.0 for stiffened elements …
Stub-Girders
The primary advantage of the stub-girder system is that it provides ample space for routing mechanical ductwork throughout a floor while achieving a reduced floor construction depth as compared to …
Fatigue Loading
Fatigue damage may occur to members supporting machinery, cranes, vehicles, and other mobile equipment. Such damage is not likely in members subject to few load changes or small stress fluctuations. For …