I read this information online but I would rather have a more accurate measure regarding this.

Just be sure of your measurements.

It's your responsibility to measure your exposure and establish how much risk you are willing to commit both to your investments and your personal life.

They are fine with a crew coming in since the stairwell rarely see any foot traffic during normal hours.I did my measurements, it's roughly a 450 sq ft job, with the maximum height of 17 feet from the bottom of the stairwell.

I ask that you please re-read my post, it's not an "if", as I clearly stated this is not theory, it's measured results and live-time results.

I will admit I have not done any performance measures or studies, I will tell you there is a meetup club for Bronx investors.

@Elizabeth Lin,As a homeowner looking to an Architect, I would want to know an overview of what additional measures I need to comply with to complete the project.

It's hard to measure this since I haven't thought of what metrics would lend themselves to bonus pay. 

And my husband always says measure twice and cut once - he usually says that after he "didn't" do it the first time lol. 

And then measure what's working and what's not.