Thresholds at doorways shall not exceed 3 4 in 19 mm in height for exterior sliding doors or 1 2 in 13 mm for other types of doors.
Ada door viewer mounting height.
According to the ada national network lowered peepholes are not typically required.
Hardware required for accessible door passage shall be mounted no higher than 48 in 1220 mm above finished floor.
Per the 2010 ada guidelines the height of the accessible door viewer should be at 42 to the center of the viewer from the floor.
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.
Here is the section from the ada in the 2009 edition of icc a117 1 it s section 1006 5.
However in certain types of accessible rooms such as a hotel guest room it s considered best practice to provide two peepholes.
Per the 2010 ada guidelines the height of the accessible door viewer should be at 42 to the center of the viewer from the floor.
Ada standards for accessible design can be downloaded from www ada.
809 5 5 residential dwelling unit primary entrance.
For information about the ada including the revised 2010 ada regulations please visit the department s website www ada gov.
One peephole should be at typical height and the other located 43 inches above the floor.
Icc a117 1 accessible and usable buildings and facilities and the 2010 ada standards do not include a specific mounting height for the viewer.
This guide explains scoping and technical requirements for accessible entrances doors and gates in the ada standards.
In the previous edition of the ada standard section 4 13 9 included this statement.
Or for answers to.
Closing speed if a door is equipped with an automatic closing device.
At least one accessible door doorway or gate serving each accessible room space and entrance must comply.
Specific questions call the toll free ada information line at 800 514 0301 voice or 800 514 0383.
The 2010 ada standards for accessible design effective 03 15 2012 include an important change relative to the mounting height of hardware.
Raised thresholds and floor level changes at accessible doorways shall be beveled with a slope no greater than 1 2 see 4 5 2.