Civil MDC

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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