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Construction Basics

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. IRA is a measure of the Tensile Stregth of a brick?
True
False
Sanding smooth the insulation boards for EIFS
every floor

2. strongbacks can

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3. In a steel fram building - the secondary framing member for a roof or floor generally consist of ____ and ____
Lapped members - clamped together with specially made clamps - and screw-based metal assembly
Steel Grade
W-shaped beams - Steel joints
Hot Rolling

4. In specifying the dimensions of a masonry unit - which dimension is states last?
A horizontal butt join in cladding
Length - L - of unit
Steel pipes
Gravity - wind and surface tension

5. Stack casting is used when
Hoizontal bridging members at the bottom of the joists - and horizontal briging members at the top of the joists
Two flange plates
Molten Limestone that floats over molten Iron
The ground-floor slab of the building is too small to accommodate the precasting of all the walls

6. Effloresecence
Harsh climates - where onsite masonry and concrete construction are problematic due to freeze hazard and slow curing rate of Portland cement.
Type S
Scratch coat
Is the Deposit of white substance on a masonry wall

7. Which gives greater warning before failure - a brittle or ductile material?
A ductile material
Mid- to-high rise masonry bearing wall residential buildings
Approximately equal to the combined cost of concrete and steel
Live ends

8. The Veneer is generally supported at each floor using steel _______
Column Footing
1. Girder-primary 2. Beam-secondary 3. joist-tertiary
Shelf angles
Leveling Nut

9. A concrete member containing reinfrocing bars is called _____
A felexible connection that allows the ends of the beam to rotate under the load.
connection beam flanges
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it
Reinforced concrete member

10. BOF full name is _______
where soil is not strong.
3000 PSI
Basic Oxygen Furnace
I Section

11. This CMU type resists water infiltration - one ways
Interegral to the mix of the finish coat pg 702
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole
3/8
Providing an impervious barrier to water

12. Simple Connection is also called...
2 1/2 hours of the initial preparations of mortar
=change in length/original length
Provide unifrom drying and firing of bricks
AISC Type II Connection

13. The width of an expansion joint is ___
AISC Type II Connection
Some interior concrete slabs-on-ground
Flexural and Shear.
3/8

14. Steel joist are braced against instabilty by
24in
Stiff
Hoizontal bridging members at the bottom of the joists - and horizontal briging members at the top of the joists
Cotton ropes - that absorb water from the airspace by capillary action and drain it to the outside.

15. Water-resistant exterior walls may be divided into three types What is one of these?
Walls with overhangs
The exterior cladding in a pressure equalized wall
Temporary structural steel bracing members can also be used to strengthen an opening - they are attached to a panel before lifting and removed after the panel's erections Pg. 620
Pre-tensioned concrete

16. in a pressure-equalized wall the backup wall must be
Column Footing
every floor
F = Force/Area = P (Force) /A (Area)
Air tight

17. The most important reason for providing tires in concrete conlumn is too
Prevent the buckling of longitudinal column bars
3/5/8x2/1/4x7/5/8
stablize joists
Copper and stainless steel

18. Plastic tubes work ____ than wicks
The Horizontal members of this image for formwork is called ______
Isolation Joints
Better
40 ft

19. The first coat of stucco is called...
Walls that are distributed almost uniformly in both principle and directions - walls at the uper floor that align with the walls at the lower floor - walls that are continuous up to the foundations
Scratch coat
Tunnel Form
American Standard Shape

20. Who Manufactureres joists and joist girders?
Prevent the buckling of longitudinal column bars
SJI
2 to 4 ft
2 1/2 hours of the initial preparations of mortar

21. Coats of stucco are usally ____ thick
7/8in
3/8
Supported by - and anchored to - the buildings structure
Control joints in concrete do what?

22. What is a construction joint?
Masonry walls without virtical reinforcement.
CMU backed brick veneer
Asymmetry
a nonmovement joint in a large concrete slab. It is used when concrete cannot be placed in on continuous operation.

23. Retempering of mortar - if needed - should be generally done within
2 1/2 hours of the initial preparations of mortar
Upward deflection of a beam to counter downward deflection by a dead load
16 in
Floor decks

24. Stirrups are used in Concrete beam ____
Tilt-up Concrete Association
To increase the shear strength of beam above that provided by concrete
2
E = Change in length / original length = d / L

25. A Mortar capturing device in a brick veneer assembly is used
Immediately about a flashing
Encase steel sections in concrete - OR use a Spray-applied fire protection and gypsum board facing
3/8 in
Flexible - durable - resistance to UV radiation.

26. The most commonly used steel for framming menbers is_______
True
By Splitting I sections in half
American Standard Shape
W-Shaped Columns and Beams

27. Water resistant layer on the backup wall protects it from
Joists
Water that may reach the backup by traveling over metal anchors or unintentional obstructions in the air space
Head Joints
Gas or arc

28. Wicks or Tubes need a spacing of ____ to go with open-head joints
8 in
Flexural and Shear.
Base Plate
16 in

29. Materials used for Formwork are___
Gravel
1. Girder-primary 2. Beam-secondary 3. joist-tertiary
Wood and Plywood - Steel - Aluminum - Glass Fiber
The courses alternate between headers ans stretchers

30. the temporary braces that support the concrete tilt-up walls are typically removed when
3000 psi
Shelf angle anchored to the structural frame of the building
True
All the walls of the building have been erected - all the walls have been anchored to the slab-on-ground - the roof structure is complete

31. The two most commonly used concrete floor systems are...
Flat-plate floor - and one-way joist floor
4 to 6 ft
That it is welded
A single wythe of brick (usally 4in nominal thickness)

32. Standard CMU size
Base Plate
One piece anchors
7-5/8x7-5/8x15-5/8
2

33. A rain screen classing system addresses the issue of water penetration due to...
Copper and stainless steel
3 in
Unequal distribution of air pressure on the exterior of the wall and in the airspace between the cladding an d the backup wall.
Cylinder measuring 6 inches in diameter x 12 in high

34. Twist-off Bolt method is...
True
A special electric wrench is used that induces a predetermined torque bolt
Column Footing
Bearing connection

35. A snug-Tight Connection between framing members is obtained by
Joists
Base Plate
True
Bolting the member and rightening them with a spud wrench using full force

36. S shapes the interior surfaces of the flanges are ____ and are ____ than the W shape
24
Within the plane of the veneer
Is embedded in the walls
Sloped - thinner

37. The most important reason for providing tires in concrete conlumn is too
Snap Tie
Prevent the buckling of longitudinal column bars
Sloped - thinner
Pink

38. The combination of bond Beams and Vertically reinforced CMU cells forms _______
Water Proofing
A small opening at the bottom of cladding
A reinforced-masonry frame
The time between the end of concreting and the removal of the forms

39. Bricks that have core holes are ____
Cinder Block
Extruded Bricks
Snap Tie
16 in

40. __________ are vertical supports used in the forming of concrete.
Shores
Harsh climates - where onsite masonry and concrete construction are problematic due to freeze hazard and slow curing rate of Portland cement.
A plastic cone and a loop at each end.
Modular

41. Unfinished bolts have the same charateristics as ____ steel
HHS
Is the Specified dimension plus one mortar joint thickness
A36
240 in =20ft

42. The thickness of a roof or floor deck is generally specified in terms of...
Lug
Gauge number
Rigid Insulation and Roof cover
5 in

43. Retempering of mortar - if needed - should be generally done within
2 1/2 hours of the initial preparations of mortar
False
Perpendicular to the main axis of the building.
control joints accomodate the shrinkage of concrete. their purpose is to provide weakness in the slab at predetermined locations to force the slab to crack there.

44. Was is directly underneith the concrete Slab
Water Proofing
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
Grouted Space
K-series - LH series - DHL series

45. ASTM standards require that the area between control joints in stucco applied on a stud wall assembly not exceed ______ with neither deminsion of this area exceeding ___
Gravel
144^2 - 18ft.
Simple Connection
At each floor level and roof level

46. The maximum recoomended spacing for vertical expansion joints is...
50
S50X30
25 ft and not more than 10 ft from the walls corner
Pipe Section

47. W-Shape is also called _____
Isolation Joints
Scaffolding
Psi - ksi - Pa - and GPa
Wide-Flange section

48. Per ASTM standars - facing bricks are classiffied as Types FBS - FBX. amd FBA. Which of these types has the most stringent requirements for dimensional tolerance - chippage - and warpage?
7 in
American Standard Shape
FBX
Sloped toward the interior roof

49. Pocket formers in a PT concrete slab-on ground are used at...
The deflection of studs to withstand lateral loads
they extend the entire thickness of the slab - they isolate the slab from the building's structural componants.
Live ends
Construction Joint

50. The use of ______ concrete is customary
4000 psi
S50X30
T section
Pre-tensioned concrete