I have often seen abrasive tape applied to the back of a lever to meet the requirements in my home state of massachusetts.
Knurrled door handles required.
Door lever handles 541 door locks 64 door security 3 entry door handlesets 50 sliding door hardware 22 compare.
So the jurisdictions that require tactile warning on doors to hazardous areas are quite limited.
Schlage century encode smart wifi door lock with alarm and latitude lever handleset in matte black model fe489cen622lat 348 00 348.
Where a tactile warning is required typically either knurled levers or an abrasive material is acceptable.
To be ada compliant an interior door can not have an opening force of more than 5 pounds.
Size 4 8 pounds of closing force minimum.
ü sliding or swing door hardware must not require more than 5 pounds of force to operate.
Size 6 14 pounds of closing force minimum.
A minimum of 10 inches is required from the bottom of pull handle to the finished floor on the corridor side.
18 11 1109 9 5 doors to hazardous areas.
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The z720 knurled door handles are supplied with 3 self tapping screws for each side of the door handle and two sleeve bolts that pass through the door and the latch for a more solid fixing.
Size 3 5 pounds of closing force minimum.
Bar cabinet handle knob pull brushed satin gold brass finish with knurled 4 6 3 78 hole center for kitchen cabinet hardware dresser drawer handles 5 pack 5 0 out of 5 stars 1 34 99 34.
ü the pull handle must be operable with one hand limb without tight grasping pinching or twisting of the wrist.
Size 5 11 pounds of closing force minimum.
Doors opening into hazardous areas shall have door opening hardware which is knurled or has a roughened surface to give tactile warning to persons with visual impairments.
Hazardous areas shall include but not be limited to loading platforms boiler rooms and electrical equipment rooms.