...online Tandem  - successfully Crash Tested The Tandem Buggy was designed to be transportable  so we are glad to share the crash test results with  you. We normally reckon to expend the buggy in  order to protect the occupant, but this was one of the  few that we could actually push along after the crash  test! During the test the buggy frame absorbed a lot of the  impact in the suspension system. The Seat unit also  has some flexbility, which reduces the trauma to the  occupant An                                            product © Activate 2010   Postural buggies for Kids Special Needs Double Buggy.  Double Buggy - the Tandem is designed for one disabled child and a sibling.  Disabled Double Buggy - Tandem Click the picture below to go to the Tandem Page Before.......... ..........After This is obviously an important test for any buggy or wheelchair, and really is one of the most drastic occurances.  Imagine decelerating from 30mph to Zero in 20 milliseconds!  Vehicles are designed with crumple zones, which absorb a lot of the momentum in an impact.  The Crash Test Sled doesn’t have a crumple zone, so this is why the impact is so strong - even though 30mph doesn’t sound very fast! Please note - the second sibling seat should be removed during transport