What is the MINIMUM thickness required for line wire for the backing on open wood frames?
When framing around the door of a non-load bearing double channel stud hollow partition, the jack studs located above the head of the door frame should be stiffened with steel channel horizontal stiffener. This stiffener should extend at LEAST how far beyond each side of the opening?
Where is white coat applied?
How many square yards of plaster will be required to plaster fifteen 12’ high round columns with a 3’ diameter?
What is the recommended mixing time when using a mixer to prepare plastic portland cement plaster for a brown coat?
According to Cal/OSHA, the top handrail around scaffolding should be at what MINIMUM height?
What is the main purpose of a dash-bond coat?
What is the recommended thickness of plaster over metal lath?
Metal lath must be placed on supports so that.
When fireproofing structural members, which of the following statements are correct?