Dimension from bottom of door to center line of fv lite to remain constant at 63.
Ada vision lite in door.
The 2010 ada standards says that the lowest point of a vision light in a door or sidelite shall not be above 43 above.
Ada requirements seek accessible vision areas in doors ada section 404 2 11 requires that at least one of the vision panels in a door and sidelites adjacent to a door be no more than 43 inches 1090 mm above the floor line to provide visibility and safe access for all.
And from the 2010 ada aba standard.
A curb 2 inches high minimum or barrier shall be provided that prevents the passage of a 4 diameter sphere where any portion of the sphere is within 4 of the finish floor or ground surface.
Doors gates and side lights adjacent to doors or gates containing one or more glazing panels that permit viewing through the panels shall have the bottom of at least one glazed panel located 43 inches 1090 mm maximum above the finish floor.
Vision side lights if provided 404 2 11 accessible viewing height 43 max.
Also i am having a difficult time understanding the language regarding edge protection on a ramp.
Unless not in tended for viewing i e lowest part above 66 doors doorways and gates 206 5 and 404 compliance is required for doors doorways and gates providing user passage on accessible routes.
It should be taken into consideration that most doors are located 1 above the finished floor because of either a raised threshold or the undercut of the door.
Vision lites vision lite placement doors and side lights adjacent to doors containing one or more glazing panels that permit viewing through the panels shall have the bottom of at least one glazed panel located 43 inches maximum above the finish floor.
Minimum top rail to be 8.
Vision lights with the lowest part more than 66 inches 1675 mm from the finish floor or ground shall not be required to comply with 404 2 11.
Vision lites need to be low enough when provided to allow a person in a wheelchair to see through the door.
The 2010 ada standards says that the lowest point of a vision light in a door or sidelite shall not be above 43 above.
Fv vision lite to vary with door height.
A vision light is not required in each door opening on an accessible route but if vision lights are provided for viewing purposes in doors or sidelights the bottom of at least one of these lights must be located no more than 43 inches above the floor.
2010 ada required the 43 max.
The code calls for doors with vision lights viewing panels peep holes windows etc to have the bottom edge measuring 43 maximum above the finished floor.