New York City has 8,250,000 people and 975,000 buildings.
It also has the only high school program in the country for hands-on masonry preservation, building conservation and green sustainable construction.
This blog offers a glimpse into that program.

The textbook developed from the curriculum and lessons: "Masonry History Integrity An Urban
Conservation Primer" is a free download at this web site:

The recent entries are in the LinkedIn Group: Masonry History Integrity & Urban Conservation.

Saturday, January 30, 2010

Session #9 Power Washing

Cleaning Masonry Without Chemicals
Personal safety gear
· Learning to safely operate a power washing machine
· Spraying pressurized water to remove paint

Power washing with pressurized water and no chemicals

Safely removing paint from masonry

Finished results

History and Integrity

* Butch OHare WWII fighter pilot and Medal of Honor recipient. How his story relates to "gansta-rap."

* Students took individual turns power washing/removing paint then taught one another to safely use the equipment.

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