371. Guard rails are required on walking surfaces located more than how many inches above the grade?
372. Guards shall not allow a sphere to pass through the spindles that is more than?
373. What is the maximum exit access travel distance in a B occupancy that is sprinklered?
374. A grade school serving 150 people will require a minimum corridor width of?
375. A hospital corridor where bed movement is required shall have a minimum width of?
376. A sprinklered B occupancy can have a maximum dead-end corridor length of?
377. Ramped aisles having a slope exceeding 1:15 shall be provided with?
378. Emergency escape and rescue openings shall have a minimum net clear opening of _____ if not at grade level?
379. The minimum clear opening of an emergency escape opening at grade level is?
380. The minimum net clear opening height of a rescue opening shall be?