GSA Courthouse Management Group
Mechanical Lift Analysis
Controls at the upper and lower landings shall be key operated;
Maximum vertical deflection allowance of a symmetrically load platform
shall be 3/8 in.;
Platforms shall align vertically with each landing, within a in.
tolerance;
Operation of the lift system shall be done by continuous pressure on the
control button;
A solid enclosure shall extend from the lower landing to a height of at
least 42 in. above the upper landing, including the height of all gates;
and
No removable barriers, including stair riser elements, shall be placed
anywhere along the accessible route to the mechanical lift platform.
Section 2-6
HDR Architecture, Inc.