Wednesday, May 6, 2009

Compressed Earth Block, Lime Plaster and More Three Day Workshop in San Antonio June 11, 12 & 13

Lawrence Jetter and the AECT compressed earth block machine factory have long been a favorite field trip destination of our group. Now comes a three day workshop by Solar Adobe School and Tierra y Cal at the factory.

June 11, 12 & 13, 2009 (Thur-Fri-Sat)
AECT Factory in San Antonio, Texas
Tierra y Cal
is pleased to invite you to participate in our
Three Day Workshop in San Antonio, Texas for Compressed Earth Block Construction, Lime Stabilization and Natural Plasters
June 11, 12, and 13, 2009
(Thu.-Fri.-Sat.) Location: AECT Factory in San Antonio, Texas

Two earth building companies and their personnel are pooling their talents to bring you this class. From Texas, Lawrence Jetter and crew of Advanced Earthen Construction Technologies bring their knowledge of pressing machinery. From San Miguel de Allende, México, Jim Hallock, Mónica Healy and Jeff Rottler of Tierra y Cal, Proyectos Sustentables, bring their knowledge of lime stabilization in combination with compressed earth block construction. Students who persevere through all of the sessions to dinner on Saturday will receive a Certificate of Completion. Class cost includes an Earth Block Construction manual.
Lawrence Jetter of AECT with one of his machines

Thursday, June 11, 2009
8:00am - 8:15am - In the Classroom - Coffee and Introductions

8:15am - 11:45am - How to Build a Compressed Earth Block (CEB) Building - Foundation through Bond Beam. The partners of Tierra y Cal present the step-by-step sequence using the manual you will have received.

11:45am - 1:00pm - Lunch break

1:00pm - 4:45pm - Soil selection and block manufacturing with Lawrence Jetter and lime stabilization with Tierra y Cal. You will have the opportunity to press and test some blocks (bring 5 gallons of your dirt if you wish), and help to operate a pressing machine.

Friday, June 12 , 2009

San Miguel8:00am - 11:45am - Hands-on construction of a small Compressed Earth Block building. The class will learn to build a wall to the speed lead and string and construct an arch using blocks pressed on the site. We’ll place door and window bucks and set in an electrical circuit with a few plug boxes as we build the wall.

11:45am- 1:15pm - Lunch Break

1:15pm - 4:45pm - Construction continues

Saturday, June 13 , 2009

8:00am - 11:45am - We are again at AECT’s facility with a focus on lime and clay plasters.

11:45am- 1:15pm - Lunch Break

1:15pm - 3:00pm - Plaster continues

3:00pm - 4:45pm - Q and A

7:00pm - ?? - Meet for Dinner, Certificates of Completion handed out.

Class limit: 35 students
Cost: $295.00 for one person, $275.00/person for two or more registering together and providing one payment. A discount of $20.00/person will be given for early registration, prior to May 15. Refunds (minus $30.00 administration fee) will be given for cancellations prior to June 1.

This class will be conducted in English only.

The class will close when filled. Please register early to preserve your place. The first payments to clear will be registered and the attendee notified.

To register: Contact Monica Healy for the easy instructions at

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