Patent ID: 8380470

Claim:
A computerized online engineering tool system for specifying the various components of a holdown system that assemble a run comprising a tie rod extending inside a frame wall structure from the foundation up through the walls to the top floor, and bearing members and tension devices securing the tie rod to the wall, said system comprising: a) a server including a database of drawing elements and hardware component parts; b) a program residing in said server; and c) said program including the steps of: i) allowing a user to login into the server; ii) providing the user a settings page to allow the user to select options for the run; iii) providing the user a data input and calculated data page for inputting uplift, tension or overturning load at each framing level and showing calculated rod elongation at a framing level and rod size sufficient to handle the uplift load; and iv) providing the user a print and download page for allowing the user to download a shop or installation drawing of the run generated using the drawing elements and hardware component parts from the database.