AISC 9th ED. PONDING ANALYSIS PROGRAM

“PONDING” Program

“PONDING9” — AISC 9th ED. PONDING ANALYSIS PROGRAM

Program Description:

“PONDING9” is a spreadsheet program written in MS-Excel for the purpose of analysis for ponding for low slope

or flat roof systems in structural steel per the AISC 9th Edition (ASD) Code, pages 5-83 to 5-84 and 5-175 to 5-179.

Specifically, simplified checks are performed for the steel members as well as the steel deck. A rigorous analysis,

whether actually required or not, is also performed for the steel members.

This program is a workbook consisting of two (2) worksheets, described as follows:

Worksheet Name

Doc

Ponding

Program Assumptions and Limitations:

1. This program utilizes the equations in AISC Code Sect. K2 to perform a simplified check on the primary and

secondary members, as well as the steel roof deck.

2. This program also performs a rigorous analysis on the primary and secondary members utilizing the equations

in AISC Code Commentary Sect. C-K2.

3. This program contains numerous “comment boxes” which contain a wide variety of information including

explanations of input or output items, equations used, data tables, etc. (Note: presence of a “comment box”

is denoted by a “red triangle” in the upper right-hand corner of a cell. Merely move the mouse pointer to the

desired cell to view the contents of that particular “comment box”.)

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