Masonry II

Question 1

2. How can you break a tile for replacement?

Answer 1

1. Remove the grout around with a grout saw. 2. Score a tile repeatedly on the diagonals with a carbide scoring tool and straight endge until the line is 1/16” deep. Strike in the middle with a point punch and hammer. Break u[ the rest of it with a cold chisel.

Question 2

3. When shall you clean the grout from tile?

Answer 2

After 15 minutes with a scrub pad and water.

Question 3

4. What holds wire mesh in the midpoint of the concrete’s depth of walkway?

Answer 3

Wire supports.

Question 4

5. What shall be placed if the walkway concrete abuts a solid structure such as a house foundation?

Answer 4

An extension joint.

Question 5

6. When can not you use concrete bonding agent?

Answer 5

If you are using a vinyl concrete-patching mix instead patching compound.

Question 6

7. A file used to finish custom cuts on ceramic tile?

Answer 6

Abrasive stone file.

Question 7

8. Permanent marking tool for surfaces that resist pencil lines such as tile or metal?

Answer 7

Felt marker.

Question 8

9. Marking tool for surfaces that resist pencil lines such as tile or metal, mark is removable, ( ????????)?

Answer 8

Grease pencil.

Question 9

10. A canvas or plastic tube with a nozzle in the end that holds and applies grout?

Answer 9

Grout bag.

Question 10

11. A fine tooth saw with an offset handle used to remove grout from seams?

Answer 10

Grout saw.

Question 11

12. A level that attaches to mason’s string to set horizontal planes over long distances?

Answer 11

Line level.

Question 12

13. Masonry tool that spreads adhesive in tight or awkward places such as corners?

Answer 12

Marging trowel.

Question 13

14. Heavy-gauge string woven not to stretch, used to set finish height and widths for masonry, carpentry and deck installation?

Answer 13

Mason’s string.

Question 14

15. Punctures and fractures ceramic tile to ease removal, (??????)?

Answer 14

Point punch.

Question 15

16. Trowel for finishing work in tile and masonry installations?

Answer 15

Pointing trowel.

Question 16

17. Tool powered by a bullet-like cartrig for driving special nails into concrit or other hard surfaces?

Answer 16

Stud driver.

Question 17

18. A knife with two pointed blades for scoring ceramic tile?

Answer 17

Tile scorer.

Question 18

19. Tool defines level over long distances with a battery-powered electronic sensor?

Answer 18

Water level.

Question 19

20. Min width of concrete or masonry footings for poorly-graded sands soil with load-bearing value 2,000 psf and 4-in brick veneer over frame for 2 stories house?

Answer 19

16”.

Question 20

21. Min thicknes of slab-on-ground floors?

Answer 20

3-1/2”.

Question 21

22. Reinforcing mesh in slab?

Answer 21

Min 6x6 - 10X10 welded wire mesh between center. and upper third of slab secured in place during pour.

Question 22

23. A strip of plaster or other material placed on a surface as a guide to thickness?

Answer 22

Screed, (skrYd).

Question 23

24. Names of stucco coats?

Answer 23

1. Scratch. 2. Brown. 3. Finish.

Question 24

25. Masonry veneer requirements?

Answer 24

1.Flashing sloped to drain. 2. Weep holes max 33 in. o.c. 3. Min 1” air space. 4. Metal ties max 24 “ o.c.

Question 25

26. Material other than water, aggregate, or hydraulic cement used as an ingredient of concrete and added to concrete before or during its mixing to modify its properties?

Answer 25

Admixture.

Question 26

27. Granual material such as sand, gravel, crushed stone, and iron blast-furnace slag, used with a cementing medium to form a hydraulic cement concrete or mortar?

Answer 26

Aggregate.

Question 27

28. Concrete containing microscopic air cells to relieve internal pressure on the concrete from expansion of water when it freezes.

Answer 27

Air-ietrained. Typical air-entrained concrete contains 5%- 8% of air by volume.

Question 28

29. For buildings with unbalanced basements, the ratio of length to width. For structural sheathing or reinforced CMU shear walls, the ratio of height to width of the braced wall?

Answer 28

Aspect ratio.

Question 29

30. A horizontal grouted element within masonry embedded with reinforcement?

Answer 29

Bond beam.

Question 30

31. Mixture of Portland cement or any other hydraulic cement, fine-aggregate, coarce aggregate, and water, with or without admixtures?

Answer 30

Concrete.

Question 31

32. Type of concrete?

Answer 31

Type 1 - it is normal Portland cement and is used in most residential construction. Type 2 - it is used for structures in water or soil containing moderate amounts of sulfate or when heat buildup is a concern. Type 3 - It is used when high early strength is desired. It is not common in single-family residential construction. Type 4 - It is low heat Portland cement and is used when the amount and rate of heat generation must be kept to a minimum. It is not common in single-family residential construction. Type 5 - It is sulfite resistant Portland cement and is used when the water or soil is high in alkali.

Question 32

33. A coating intended to protect against the passage of water vapor through walls or other building elements. It is a lesser degree of protection than waterproofing?

Answer 32

Damp proofing.

Question 33

34. Conditions requiring a set of plans and specifications created by a registered (licensed) design professional and beyond the prescriptive requirements of the IRC.

Answer 33

Design required.

Question 34

35. The finished ground level adjoining the building at all exterior walls?

Answer 34

Grade.

Question 35

36. Load produced by use and occupancy of the building and not including wind, snow, rain, earthquake, flood, or dead loads?

Answer 35

Live loads.

Question 36

37. Concrete cast in one continuous operation with no joints, such as a footing and floor slab, or a footing and foundation stem wall?

Answer 36

Monolithic.

Question 37

38. The unit of measurement of water vapor transmission through a material, based on the number of grains of water vapor at a given pressure differential?

Answer 37

Perms. Vapor retarders are rated in perms.

Question 38

39. Structural concrete with no reinforcement or with less reinforcement than the minimum amount specified for reinforced concrete?

Answer 38

Plain concrete.

Question 39

40. Common method of measuring concrete strength. Most common concrete come in 2,000, 2,500, 3,000, 3,500 and 4,000 psi strengths?

Answer 39

PSI, (pound per square inch).

Question 40

41. Classification assigned to buildings based on location and severity of earthquake ground motion expected at the site?

Answer 40

Seismic design category.

Question 41

42. A term for walls designed to resist racking and distortion from wind or seismic forces?

Answer 41

Shear wall.

Question 42

43. That portion of a building that is between the upper surface of one floor and below the upper surface of the next floor above or the roof?

Answer 42

Story.

Question 43

44. That part of the building which is more than 6 feet above grade for more than 50% of the total building perimeter or more than 2 feet above ground at any point?

Answer 43

Story above grade,

Question 44

45. A method of field measuring of the stiffness of fresh concrete usually performed with a cone shaped device?

Answer 44

Slump test. More water in the mix means higher slump and weaker concrete. Both the type of concrete ordered and psi will affect slump.

Question 45

46. Single-family dwelling unit constructed in groups of tree or more attached units in which each unit extends from foundation to roof and with open space on at least two sides?

Answer 45

Townhouse.

Question 46

47. Materials that protect walls or other building elements from the passage of moisture as either vapor or liquid under hydrostatic pressure?

Answer 46

Waterproofing.