Engineering Human Dimensions
Useful dimensions for general design Drawing
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 Requirement
