Input

Geometry Input Load Input
Material Input
Loss Input

 

This is a web-app that designs precast prestressed Double-Tee sections with or without topping concrete. Once the user inputs all necessary information and clicks the 'Analyze' button, the app:

The dimensions which should be input in the boxes are shown in the figures. Other input parameters are:

Please use . not , for decimal points

 


Analysis Results

Section properties

  • Ap, Ac: Cross sectional area of the precast and composite section, respectively
  • yap, yac: Distance of neutral axis from the bottom fiber of the precast and composite section, respectively
  • Ip, Ic: Moment of inertia of the precast and composite section, respectively
  • Sbp, Sbc: Section modulus of bottom fiber of the precast and composite section, respectively
  • Stp, Stc: Section modulus of top fiber of the precast and composite section, respectively

 

Design results

 

Prestressing force loss calculations