construction technology

OSHA (Occupational Safety and Health Administration) With the Occupational Safety and Health Act of 1970, Congress created the Occupational Safety and Health Administration (OSHA) to ensure safe and healthful working conditions for working men and women by setting and enforcing standards and by providing training, outreach, education and assistance. SDS (Safety Data Sheets) A Safety Data Sheet (formerly called Material Safety Data Sheet) is a detailed informational document prepared by ...

Accelerators admixtures that increase the masonry cement's rate of hydration Admixtures additives that Increase workability, strength, and weather resistance. Also add color. Air-entraining agents additives increasing the air content in cement Autogeneous healing a unique characteristics of lime-based mortars that have the capability by chemical reaction to fill small voids that may occur in the joints Bond strength a measure of the resistance to separation of m...

Radial Arch The arch shown here is a _________. Birck, Tile, and Terra-Cotta Structural clay products include _________. 500 A standard cube of bricks contains ______ bricks. Less than 25 prcent of their surface. Solid masonry units have voids occupying _______. irregular in size and shape. Rubble Stone is _______. Cement, Sand, Admixtures, and Water Modern masonry mortar is made of ______. not loadbearing Veneer walls are _______. NCCER T...

admixture a chemical or mineral other than water, cement, or aggregate added to mortar immediately before or during mixing to change its setting time or curing time;to reduce water;or to change the overall properties of the mortar. aggregate Materials such as crushed stone or gravel used as a filler in concrete and concrete block. Ashlar A squared or rectangular cut stone masonry unit; or, a flat faced surface having sawed or dressed bed and joint surfaces. Concrete mason...

In a multiple-opening fireplace, smoke can be blown into the room by _____. cross drafts 3 MULTIPLE CHOICE OPTIONS To help move smoke and gases upward, the back wall of the firebox should be _____. sloped 3 MULTIPLE CHOICE OPTIONS Fireplace walls constructed from stone must have a minimum thickness of _____. 12 inches 3 MULTIPLE CHOICE OPTIONS The front of a fireplace can be built _____. offset into the room or flush with the wall 3 MULTIPLE CHOICE OPTIONS To ...

Brick dimensions that include the thickness of the mortar joint are_________________. nominal sizes 3 MULTIPLE CHOICE OPTIONS The plan of action of what activities and projects a SkillsUSA chapter will undertake during a school year is called the_____________________. program of work 3 MULTIPLE CHOICE OPTIONS Most masonry work is done_______________. outside 3 MULTIPLE CHOICE OPTIONS In it's history, SkillsUSA has served more than__________________. 10.5 million memb...

What are the dimensions of masonry units? Specified, actual, dimensional tolerance, nominal what is specified dimension? Ideal final dimension of brick as specified by architect. Will always be some variation What is actual dimension? Actual size of each individual brick what is dimensional tolerance? Difference between specified and actual dimension. Established by industry for each product what is nominal dimension? Includes specified dimension plus one mortar ...

The load bearing strength, rigidity, and wind resistance of a concrete block wall is increased by using _____. Steel reinforcing rods combined with grout Brick dimensions that include the thickness of the mortar joint are _____. Nominal sizes The brick structural bond pattern shown in the figure above is called a(n) _____. Running bond Flagstone used for paving or floors is typically cut into flat slabs with a maximum thickness of _____. 2 inches The abbreviation ...

The arch shown is a . . . arch. B. radial Structural clay products include . . . B. brick, tile, and terra-cotta A cube of bricks contains . . . standard bricks. D. 500 Solid masonry units have voids occupying . . . B. more than 25 percent of their mass Rubble stone is . . . D. irregular in size and shape Modern masonry mortar is made of . . . B. cement, sand, admixtures, and water Veneer walls are . . . C. not loadbearing The National Regi...