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Re: Stair markings


 

Hello all,,??

This is my first submission to this forum after having been following different threads quietly.??
One thing that interests?me is the process of developing standards and codification.? ?And this thread caught my attention as it started with question about there should be visual marking on each steps or just the first and last one?? ?And I appreciate the way discussions have turned out here..??
?
I have gotten involved in a few projects that would contribute to formulation?of standard sand codes.? ? And I do operate from a theoretical?framework which insist real-world experience as a starting point.? ? Before I throw some weights on either approach, I want to make a comment on the scope of this discussion.??

Like the way codes and standards documents are being structured,? I think we need to step back to consider the scope of this discussion which seems to be limited to vision alone.?

Some personal disclosure here..? I am one with a kind of vision condition, at the moment retaining some residual vision.. Am able to discern colours, distance, and understand depth with vision alone.??

When all of you are discussing.? ?I find myself reflecting on my experience of walking down stairs and up.? ?

1. When I have?arrived?at the end of the stairway (or landing as they call it).? I would touch the rail..? Not necessarily grasping it..? Just touching to retain something that would inform me that there would be more steps ahead (Either way).? ??

2. While I am in touch with rail as a reliable cue that would inform me that there is more step ahead and that I am approaching to the?last step as it usually?happen when I get sense that I have reached the end of rail.? Then....? My kinesthetic memory would kick in.? As I understand that the height of each step is pretty much standardized.? ?Ranging between 4 to 7 inches.? ?Even through I can clearly see those visual markers as they sometimes?grab my attention but visual cue alone does nothing to inform about?the height of each step..? So usually, while being in contact with the rail,? either tip of my shoe would lightly feel up the first step (If going up).? Conversely,? My heel would descend slowly before landing top of second step (If going down0. n way my kinesthetic capability can take note of how deep it..? After that first step..? My body will know how much I need to raise or lower my legs for each steps front of me.? ? ??

So my sharing of the experience of walking down and up stairs is a demonstration of practice. using senses which often escape the discussion scope when talking about visual markers for steps.? ?And it seem that the vision being first identified as being a problem but tries to limit solution?in visual cue.? ? Without consideration for senses that are being available and already have been in use.? ?Make sense?? ? That's my general peeves when reading documents that offer guidance on standard and codes.?

Yes.. clearly as some have pointed out that this is intended for those with 'low vision'.? Not Blind.? ?So I will mention some merit for those visual marker.?

1.? It can inform someone that there is a stairway from a distance.? ? ?
2. It can inform sighted who have full range vision when one reaches last step.? ?Sighted as someone who have full vision range.. as in being able to pick these cues from periphery field without having to tilt one's head downward too much.??

That's it..? ?It does not help much with the process of walking along the stairway..? Nor can it offer important cues as to how tall each step are..? ?It is not possible.??

As?O&M trainer..? I would cringe at the existence of visual markers on each step because they have?misled and continue to mislead numbers of Blind and low vision people, especially those with low vision that these are there to prevent them from falling or tripping as long as they use their residual vision to catch each of them from start to end.? ? I would like this person to understand that there are more reliable and safe ways of going up and down stair - such as retaining architectural cues such as maintaining contact with rail and train to how to do kinesthetic scan (To pick up the information about steps) and kinesthetic?memory. (muscle memory) to go along each step?with ease.? ?

With it being said..? ? Now we are leave to consider the usefulness of having steps marked for each steps?
I think that from a cognitive-processing?perspective -? ? This is a question?about our general expectation for architecture as? being third person..? ? Third person as something that could be retained as cues that offer support or sustain..? ? ?
Imagine the question about which - first. and last marker or each?steps?could be translated as message that achtitectural as third person would communicate to you as you inhabit or move through space.??

"Start, Re-calibrate?then carry on until next as being the last one then again re-calibrate".?
OR
?"HERE, here, here, Hopping between each one until there is no more as the pattern?ends".?

I think we know which offers the sublimity that one needs to fully utilize one's body.? ?As former seem to be focussing on the process as being transitional in essence.? Which is consistent with the essence of stairway - a transition.? Message should be about transition.? ? While latter one is making it being about the steps itself., drawing one's attention to it without really offeringw anything essential for one to get through the process.?

Now.? One things i would like to discuss about in order to expand that line of thinking is -? ?landing area..? and space that lead to stairway..? I think it is the area that is worth conversation.? ?These landing areas would inform one that one is approaching the stairway.? ? ?And how these features offer more sublime transition and consistency.? ?How the texture of flooring facilitates one to move the body in way it naturally makes contact with features that run in parallel with stairways such as rails.? Does they feel nice?? ?Often not..? It is often steel and hold..? ?And there is hygienic concern about grasing rail completely..? (That's why I said contact, not grasp completely earlier).? Could rail itself be re-conceptualized?? ??



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On Fri, Dec 1, 2023 at 10:40?PM Kelly Phillips <saipantvi@...> wrote:
Meg,?
This is very helpful. It would be good if this could be universally recommended on O&M reports.?

Best,
Kelly

On Thu, Nov 30, 2023 at 4:39?PM Meg Robertson via <mobilitymeg=[email protected]> wrote:

There?is a new rule from the US Access Board which will require contrasted tread edges on stairs Final Rule: Accessibility Guidelines for Pedestrian Facilities in the Public Right-of-Way

The leading edge of each step tread and top landing must be marked by a 1-inch (25 mm) wide stripe (R408.6). The stripe must contrast visually with the rest of the step tread or circulation path surface, either light-on-dark or dark-on-light. In adopting a requirement for contrast striping, the Board notes that a 1- to 2-inch stripe of contrasting color (either dark-on-light or light-on dark) is required by American National Standard (ANSI) through adoption of international building codes (IBC) to help users distinguish each step.]?(¡°Accessible and Usable Buildings and Facilities,¡± American National Standard (2009): 41, access from ANSI A117.1 (2009): Accessible and Usable Buildings and Facilities)


Paint works better than tape.? Not sure what the Reseach shows about placing the contrast on the first and last stair.? I don¡¯t think that there is any.? Having contrast on each stairs helps with depth perception?


On Nov 30, 2023, at 8:00?AM, Erin Buckley <Ebuckley@...> wrote:

Hello,?
I am a COMS on Boston's north shore. I am curious about what you usually recommend for stair markings in public schools. I have heard of 2 schools of thought: marking the edge of ALL stairs with high-contrast paint or tape, and marking only the first and last stair.?
What are your thoughts and reasons behind them? Do you have any positive and/or negative experiences with either??
Thanks in advance!
Erin Buckley



--
Robert T. Sirvage

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