About this 3D model

Let's break the rules today! TAD Day 4 - http://thing-a-day.com/mind-the-gap http://thing-a-day.com/tag/IHeartRobotics Previous Adventures http://www.iheartrobotics.com/search/label/thing-a-month http://www.iheartrobotics.com/search/label/thing-a-week ---- This is a test part that should be printed upside down. It was designed in an attempt to quantify the design rules necessary for spanning gaps. Printed on a Stratasys 3D Printer with support material disabled.