Steel Column Cap Plate Design

Typical beam flange connection with upper column and stiffener plates.

Steel column cap plate design.

The design examples provide coverage of all applicable limit states whether or not a. Typical column cap plate connection without stiffener plates. Cap and base or end plate column splices are covered in chapter 6 of the green book. Max column cap plate thickness 1 2 and 3 16 min.

Do not use knee braces allow for adjustment in placing the crane girder. Design examples v14 0 american institute of steel construction iii preface the primary objective of these design examples is to provide illustrations of the use of the 2010 aisc specification for structural steel buildings ansi aisc 360 10 and the 14th edition of the aisc steel construction manual. Ccos minimum column diameter is 3. Please contact the structural engineer involved with your project before you order your steel to make sure you have the correct cap and base plates for your columns.

6 tie back design. Crane girder design 5 crane column cap plates allow girder end rotation avoid thick cap plates place the bolts outside of the column flanges. A w10 x 49 column is supported by a concrete pier whose top surface is 19 inches x 19 inches. Most engineers will specify a bolted connection between the cap plate and steel beam to comply with osha regulations and for ease of construction and inspection.

The ccos must be attached to the column cap plate with 4 ccos self tapping screws through the end plate and into the bottom of the ccos. If cap and base plate splices are located away from a point of restraint special consideration should be given to ensuring adequate stiffness so that the member design is not invalidated. Detailing requirements design procedures worked examples and. Hss column cap plate connections limit state of wall local yielding.

All pipe columns need to be designed by a qualified designer. Base plate material is a36 steel and concrete compressive strength is 3 ksi.