UPDATED ACTUAL Exam Questions and
CORRECT Answers
Floor Openings - CORRECT ANSWER - Must be less than 1/2" in diameter
Vertical Grade Change - CORRECT ANSWER - Must be less than 1/4". Additional 1/4
acceptable if beveled and sloped at 1:2
Turning Diameter - CORRECT ANSWER - Min. accessible is 60"
T-Shaped Turn - CORRECT ANSWER - 36" width, 12" clearance on each side at
perpendicular hallway
Accessible Route - CORRECT ANSWER - 36" x 48" clear floor space required
Maximum Protrusion into Circulation Path - CORRECT ANSWER - 4"
Vertical Clearance under stairs - CORRECT ANSWER - If less than 80", 27" guardrails must
be provided
Stair Height before requiring a landing - CORRECT ANSWER - Max 12'
Riser Height - CORRECT ANSWER - 4" min 7" max
Tread - CORRECT ANSWER - min 11"
Unobstructed Forward Reach - CORRECT ANSWER - Must be between 15" and 48" high
, Side Reach - CORRECT ANSWER - Must be between 15" and 48" high, with 10" max
construction
Slope of Walking Surfaces - CORRECT ANSWER - 1:20
Cross Slope of Walking Surfaces - CORRECT ANSWER - 1:48
Slope of Walking Surfaces with landings - CORRECT ANSWER - Less than 1:12; 5' landings
are present for every 30" rise. 30' max run
Accessible Route - CORRECT ANSWER - Must be 36" wide, or 32" wide for a duration of
24", separated by a min. distance of 48"
Front Approach: Pull Side - CORRECT ANSWER - 60" wide approach, 18" min adjacent to
door knob
Front Approach: Push Side - CORRECT ANSWER - 48" wide approach, 12" min adjacent to
door knob
Hinge Approach: Pull Side - CORRECT ANSWER - 60" wide approach, 36" min. adjacent to
door knob
Hinge Approach: Push Side - CORRECT ANSWER - 42" wide approach, 22" min. adjacent to
door hinge
Latch Approach, Pull Side - CORRECT ANSWER - 48" wide approach, 24" min. adjacent to
door knob