Engineering Human Dimensions

Height Dimensions

Normal heel height	26mm
Vertical Space for foot	100mm
Stair Riser	200mm
Ladder Rung Space	300mm
Max Step height	380-400mm
W.C height	400mm
Stool height	650mm
Knee Clearance (min)	660mm
Table height	700mm-740mm
Panic Bar	840mm
Hand Rail- stairs	860mm
Work Bench	920mm -965mm
Hand Rails	920mm -1065mm
Door knobs	960mm
Counter	1020mm -1090mm
Telephone dial- Men sitting	1070mm
Push Bar	1150mm
Wall Switch	1220mm
Grab Bars	1380mm
Telephone dial-Men Standing	1450mm
Instrument Dials-Men Standing	1450mm
Mirror Centreline	1550mm
CatWalk ceiling (min)	1600mm
Highest Shelf	1830mm
Tel booth door	1930mm
Door height (min)	1980mm
Ceiling height (min)	2040mm
Std. Door height	2040mm-2100mm

Width Dimensions

Stair Tread Width-Min	280mm
Seat Width -Min	450mm
Seat Depth -Min	400mm
Internal door width =Min -Clearance	750mm
Lift door width =Min -Clearance	800mm
External door width=Min -Clearance	800mm
Gangway width -One man occasional	760mm
Clearance Round Main equipment	1000mm
Gangway width -One man frequent use	1070mm
Main Gangways	1830mm
Clearance Round Main equipment	1000mm
Clearance Round Main equipment	1000mm
Corridor Width- Unobstructed	1200mm
Corridor Width- Allowing Wheelchair Passing	1800mm

Space Requiirement