In order to eliminate tripping hazards, the dimension of a Riser should always be a minimum of 4” and a maximum of 7”. ELECTRIC WHEELCHAIRS AND BATTERY POWERED CARTS SHOULD NOT BE USED WITH THIS TYPE OF STEP. Divide the vertical drop by the riser height you need. Meanwhile I happened to find an existing staircase with 28” treads; after trying it out I knew my guesswork was getting close. 127" of additional run distance / 3 platforms = 42.3 inches in length (or "depth) in the direction of travel on the stairs. We also provide a MASTER INDEX to this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. Looks like a good project, BTKS. for pricing and availability. - PDF Document from NIS, [12] Slips, Trips, Missteps and Their Consequences, Second Edition, Gary M. Bakken, H. Harvey Cohen,A. home | projects | blog. Part #: Z200384: Your Price: $22.00. InspectAPedia tolerates no conflicts of interest. 5 inch Portable Folding Step - The Lightweight Step Stool is Sturdy Enough to Support Adults and Safe Enough for Kids. Continue reading at STAIR RISER SPECIFICATIONS or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX. So yes you can build the low slope stair with 14 steps each 24" deep with 5.57" rise. All risers should be exactly or nearly the same height. We could theorize about just what constitutes an "undersized" or halting-walk stair tread depth for deeper tread but not deep-enough tread stairway. Here is a link that might be useful: LONG-TREAD LOW-RISER STEPS. Either of these strides can result in an awkward placement of the foot, possibly not securely behind the tread nose, and in our opinion these stairways have an increased risk of trips and falls. Low maintenance . The tread holes also allow for dirt and moisture to fall through the step so that way it doesn't collect on the step surface. 5 ½ in. Then knowing the size and number of treads; it was possible to work out the riser height. I'll leave that calculation for the interested student to solve. Determine the location of your bottom step. Severe Weather 2-in x 12-in x 36-in Unfinished Pressure Treated Wood Stair Tread. Yes, it is spring time. It has to do with the total rise is, which looks like it is 49”,this is were you start by diving that number by what ever you would like the rise of each of the stairs to be.Lets say we divided by 4.0625 that comes very close to 11, that’s the number of steps you need .you deduct one step because the first step is 4.0625 down from each landing. 15 in. Item #953993. Nearly half of these injuries are serious enough to require time off the job--11,570 lost workday injuries and 13,312 non-lost workday injuries occur annually due to falls from stairways and ladders used in construction. 6 in. Open risers are not permitted. At 6" high it gives an easy boost.

Features:
*Three slip-resistant strips on the top for safety
*Slip-resistant feet keep it from sliding on almost any floor
*6"H x 23-1/2"W x 13-1/4"D
*Ships fully assembled