Volume 2 Flashcards
0
Q
- (201) Storm drains should not be used except where the slope of the ground is not suited for ditches, gutters, flumes; and where
a. natural drainage can be used.
b. space is restricted.
c. safety is not a factor.
d. traffic is light.
A
b. space is restricted.
1
Q
- (201) Which of these conditions is a function of subsurface drainage?
a. To lower the water table.
b. To drain underground lakes.
c. To intercept seepage or underground springs.
d. All of the above.
A
d. All of the above.
2
Q
- (202) The method to lay out an area for drainage structures primarily depends on
a. location.
b. distance to be covered.
c. amount of rainfall expected.
d. type of building equipment used.
A
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Q
- (202) If you are installing culverts or storm drains, the bottom of the trench should be
a. shaped to fit the pipe.
b. shaped the same as the sides.
c. filled with select filter material.
d. filled with a layer of impervious soil.
A
a. shaped to fit the pipe.
4
Q
- (202) Notches are left in the center of check dams to
a. prevent washouts.
b. retard the water flow.
c. prevent silt settlement.
d. allow for the normal flow of water.
A
d. allow for the normal flow of water.
5
Q
- (202) How can you eliminate silting inside a culvert when the grade must be flatter than the inlet ditch grade?
a. Use a spillway at the outlet.
b. Use a sump at the inlet.
c. Build a headwall.
d. Flare the end walls.
A
b. Use a sump at the inlet.
6
Q
- (202) What can you do if you want to funnel water into the inlet of a culvert?
a. Build a headwall.
b. Install a drop inlet.
c. Flare the end walls.
d. Build a spillway.
A
b. Install a drop inlet.
7
Q
- (203) Intercepting subsurface drainage is required when
a. space is limited.
b. the water table is low.
c. groundwater is within 1 foot of the pavement.
d. groundwater is within 1 foot of the base course.
A
d. groundwater is within 1 foot of the base course.
8
Q
- (203) What type of structure is constructed by filling a ditch or trench with broken or crushed rock?
a. Storm drain.
b. French drain.
c. Vertical dry well.
d. Intercepting drain.
A
b. French drain.
9
Q
- (203) French drains are not recommended for permanent construction because they have a. inadequate slope.
b. a tendency to silt up.
c. a tendency to overflow.
d. the ability to carry only a low amount of water.
A
b. a tendency to silt up.
10
Q
- (203) You should treat the bottom of vertical dry wells with calcium chloride or hay to
a. raise the water table.
b. lower the water table.
c. assist in drainage.
d. prevent freezing.
A
d. prevent freezing.
11
Q
- (203) Holes in perforated pipe should be placed up when
a. the structure is to be placed along the side of the pavement.
b. the structure is to be placed under the pavement.
c. slope is not a factor.
d. the grade is steep.
A
a. the structure is to be placed along the side of the pavement.
12
Q
- (203) After you place either your impervious soil layer or filter material for a subsurface structure, make sure the bottom of the trench is
a. shaped to fit the pipe.
b. at the correct slope.
c. in a V-shape.
d. rounded.
A
a. shaped to fit the pipe.
13
Q
- (204) What type of drainage inspection should you do during or immediately after a rainstorm?
a. Riding.
b. Walking.
c. Operational.
d. Maintenance.
A
c. Operational.
14
Q
- (205) Where a drain line is blocked because of pipe collapse, you should find the blockage by
a. flushing with high-pressure water.
b. probing with cleaning rods.
c. using a plumber’s snake.
d. digging up the line.
A
b. probing with cleaning rods.
15
Q
- (205) What can you do to correct erosion in front of a check dam?
a. Heighten the dam.
b. Build a spillway.
c. Expand the side walls.
d. Build additional dams.
A
b. Build a spillway.
16
Q
- (205) To control erosion at the outlet end of a culvert, you should
a. build a spillway with concrete.
b. flare the end walls.
c. install a plank headwall.
d. install a check dam.
A
a. build a spillway with concrete.
17
Q
- (205) You should install a drop inlet at the end of a culvert to
a. increase water flow.
b. prevent erosion.
c. control silting.
d. act as a funnel.
A
c. control silting.
18
Q
- (205) If a subsurface drain becomes clogged, it can be cleaned by
a. hauling off debris.
b. flushing with detergents.
c. flushing with high-pressure water.
d. blowing it out with high-pressure air.
A
c. flushing with high-pressure water.
19
Q
- (206) Which soil horizon is the base for all types of pavement construction?
a. A.
b. B.
c. C.
d. D.
A
b. B.
20
Q
- (206) Which soil classification is made up of sand and gravel in the “B” horizon and has 50 percent or less material passing the No. 200 sieve?
a. Coarse-grained.
b. Fine-grained.
c. Organic.
d. Plastic.
A
a. Coarse-grained.
21
Q
- (207) If you are laying out an area for concrete, how many inches on each side should you allow for the width of the forms?
a. 2.
b. 4.
c. 6.
d. 8.
A
c. 6.
22
Q
- (207) What is the only real difference between laying out a large area and a small area?
a. Terrain.
b. Weather conditions.
c. Equipment available.
d. Amount of work.
A
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23
Q
- (207) You should place the first centerline stake for concrete at the
a. first curve.
b. end of the first curve.
c. beginning of the project.
d. end of the project.
A
c. beginning of the project.
24
25. (207) What symbol should be on a stake placed where a curve returns to a straightaway? a. PC.
b. PI.
c. PT.
d. C.
d. C.
25
26. (207) On a centerline stake, where is the amount of earthwork to be done marked?
a. Front.
b. Back.
c. Top.
d. Side.
c. Top.
26
27. (208) Work drawings usually begin by showing
| a. foundations.
b. the boundaries.
c. utility lines.
d. soil characteristics.
b. the boundaries.
27
28. (209) What basic symbol in work drawings requires the greatest understanding?
a. Elevation.
b. Dimension.
c. Utility.
d. Lines.
d. Lines.
28
29. (209) What line in a drawing outlines a specific item to be illustrated?
a. Centerline.
b. Object line.
c. Section line.
d. Detailed line.
b. Object line.
29
30. (209) What is meant by a line composed of a series of short dashes on a drawing?
a. It represents a center line.
b. It represents a hidden line.
c. It shows everything inside the line is complete.
d. It shows the kind of material that is to be used.
a. It represents a center line.
30
31. (209) What is used by the engineer to convey their ideas and thoughts?
a. Lines.
b. Letters.
c. Symbols.
d. Abbreviations.
a. Lines
31
32. (210) What would be the first thing to get to prepare a working drawing?
a. Cost estimate.
b. Required tools.
c. Digging permit.
d. Commander’s approval.
b. Required tools.
32
33. (210) When preparing a sketch for a sidewalk, which step should you perform first? a. Draw and label pertinent items.
b. Draw and label proposed sidewalk.
c. Physically check the construction site.
d. Measure distances and place figures on the sketch.
c. Physically check the construction site.
33
34. (210) What should you add to your working sketch?
| a. Your name.
b. Cost estimate.
c. Special instructions.
d. Estimated time of completion.
c. Physically check the construction site.
34
35. (211) How are the crosshairs brought into focus on the dumpy level?
a. By leveling the legs.
b. By rotating the eyepiece.
c. By turning the adjusting screw.
d. By adjusting the azimuth clamp.
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36. (211) What device on the self-leveling level is used to center the bubble on the bull eye?
a. The compensator.
b. The azimuth clamp.
c. The tangent screw.
d. The leveling screw.
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37. (212) When you carry the engineer level between points on a survey, you should
a. leave the instrument on the tripod.
b. dismantle the instrument from the tripod.
c. tighten the clamp screw to prevent movement.
d. loosen the clamp to let the instrument move in case it is hit.
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38. (213) Before embedding the third leg on the tripod, when would it be necessary to move the leg in or out?
a. To compensate for windy conditions.
b. To keep all legs at a uniform angle.
c. To find a more stable surface.
d. To level the head slightly.
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39. (213) When you are setting up the tripod on steeply surfaces, place the third leg
a. uphill.
b. downhill.
c. to the left.
d. to the right.
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40. (214) What person takes the rod reading when using a target?
a. Rodman.
b. Levelman.
c. Signalman.
d. Engineer.
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41. (215) To determine the height of the instrument, you add the bench mark elevation to what reading taken from the leveling rod?
a. Backsight.
b. Sidesight.
c. Foresight.
d. Mean sea level.
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42. (216) The laser level operates at what RPM? a. 200 RPM.
b. 400 RPM.
c. 600 RPM.
d. 800 RPM.
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43. (216) How many satellites make up the GPS system?
a. 6.
b. 12.
c. 18.
d. 24.
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44. (216) GPS operates off of what type of signal?
a. radio.
b. microwave.
c. television.
d. electric.
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45. (216) What is the most common length Carpenter’s Level we use on small projects?
a. 2 foot level.
b. 3 foot level.
c. 4 foot level.
d. 5 foot level.
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46. (217) What type of cut is made to lower the grade for the road or runway?
a. Bench.
b. Through.
c. Sidehill.
d. Combination.
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47. (217) Which piece of equipment is not recommended for excavating large areas?
a. Dozer.
b. Scraper.
c. Backhoe.
d. Clamshell.
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48. (217) No matter what method of excavation you use, you must completely remove all
a. parent material.
b. “A” horizon soils.
c. “B” horizon soils.
d. “C” horizon soils.
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49. (218) One purpose of mechanical stabilization is to
| a. increase the wheel loads.
b. decrease the wheel loads.
c. increase the drainage.
d. decrease the drainage.
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50. (219) Sands and gravel that contain silts and clay are best compacted with
a. vibratory rollers.
b. sheepsfoot rollers.
c. steel-wheel rollers.
d. pneumatic-tired rollers.
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51. (219) Which function does a blanket or insulating course serve?
a. Distributes the wheel loads.
b. Helps waterproof the base.
c. Helps reduce frost action.
d. Helps prevent segregation.
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52. (220) The base course distributes wheel loads to the
a. surface.
b. subgrade.
c. insulating course.
d. shoulder.
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53. (220) What is the area of a rectangle 8 feet by 12 feet?
a. 96 square feet.
b. 96 cubic feet.
c. 96 square yards.
d. 96 cubic yards.
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54. (220) What is the numerical value of π?
| a. Half the radius.
b. Half the diameter.
c. 0.666.
d. 3.14.
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55. (220) What is the approximate area of a circle that measures 18 feet in diameter?
a. 28 square feet.
b. 38 square feet.
c. 254 square feet.
d. 324 square feet.
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56. (220) How many cubic feet are in 1 cubic yard?
a. 9.
b. 18.
c. 27.
d. 36.
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57. (220) To compensate for low spots in the subgrade when you are computing base course materials, what percentage of the computed volume should you add to your order?
a. 5 percent.
b. 10 percent.
c. 12 percent.
d. 15 percent.
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58. (221) The type of Portland cement that is slightly resistant to alkaline soil or water is type a. I.
b. II.
c. IV.
d. V.
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59. (221) The type of Portland cement used when high strength is required in a very short time is type
a. II.
b. III.
c. IV.
d. V.
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60. (221) What type of Portland cement is used in large masses of concrete, such as large dams?
a. I.
b. II.
c. IV.
d. V.
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61. (222) In a concrete mixture, what shape of aggregate produces a stronger mix?
a. Angular.
b. Uniform.
c. Square or oval.
d. Round or sub-round.
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62. (223) The air volume of air-entraining agents makes up what percent of the total volume.
a. 2 to3percent.
b. 3to 4 percent.
c. 4to 5 percent.
d. 5 to 8 percent.
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63. (223) One purpose of air-entraining agents is to
a. increase slump.
b. decrease curing time.
c. decrease the water-cement ratio.
d. increase resistance to the action of chemicals.
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64. (224) What is generally considered to be the third dimension in a measurement?
a. Width.
b. Depth.
c. Length.
d. Height.
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65. (224) When ordering concrete, how much excess should you order?
a. 1 percent.
b. 5 percent.
c. 9 percent.
d. 10 percent.
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66. (225) What Executive Order # mandated metric usage in federal government programs. a. 12440.
b. 12550.
c. 12660.
d. 12770.
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67. (225) What is 10 cys of concrete converted to cubic meters?
a. 7.645cm
b. 8.90cm
c. 10.645cm
d. 12.264cm
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68. (226) What type of string should you use as a guide for setting forms?
a. Cotton.
b. Yarn.
c. Thread.
d. Nylon.
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69. (227) If a dowel is to be placed across an expansion joint, it must be
a. grooved.
b. smooth.
c. stamped.
d. deformed.
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70. (227) You can prevent wooden keyways from cracking by
| a. using larger forms.
b. installing dowels.
c. pressure treating.
d. oiling and grooving with a saw kerf.
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71. (228) What is the purpose in using tie bars in concrete?
a. Hold slabs together.
b. Hold dowels together.
c. Used as load transfer devices.
d. Tie bars are not used in concrete.
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72. (229) What does the slump test of a concrete mix measure?
a. Hardness.
b. Durability.
c. Consistency.
d. Workability.
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73. (230) The main factor(s) affecting concrete’s strength is (are) the
a. amount of sand in the mix.
b. size of the course aggregate.
c. length and the diameter of the cylinder.
d. water-cement ratio and hydration that has occurred.
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74. (230) When cardboard molds are used in a compressive strength test, both ends of the cylinders should be
a. capped.
b. even with the ends.
c. perpendicular to the side.
d. in the same parallel plane.
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75. (231) How long should the first cubic yard of concrete be mixed in a portable concrete mixer?
a. 1 minute.
b. 3 minutes.
c. 5 minutes.
d. 7 minutes.
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76. (231) When a transit truck is used, the concrete should be delivered and discharged within
a. 1 hour.
b. 11⁄2 hours.
c. 2 hours.
d. 21⁄2 hours.
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77. (232) When transporting concrete, you should be careful to prevent
a. settlement.
b. segregation.
c. consolidation.
d. honeycombing.
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78. (232) What is the most widely used mechanical method for consolidating concrete? a. Vibration.
b. Compaction.
c. Gradation.
d. Stabilization.
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79. (233) When must floating be completed?
a. Before bleed water disappears from the surface.
b. Before bleed water accumulates on the surface.
c. After the water sheen disappears.
d. After curing is completed.
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80. (233) What type of joint is installed to relieve compressive stresses of a slab?
a. Dummy.
b. Expansion.
c. Contraction.
d. Construction.
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81. (233) If you want a dense, smooth surface, follow the initial floating by
a. edging.
b. brooming.
c. bull floating.
d. steel troweling.
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82. (234) Which curing method should you not use when discoloration is objectionable?
a. Chemical membranes.
b. Continuous flooding.
c. Water curing.
d. Plastic films.
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83. (234) When should you apply chemical membranes?
| a. After floating.
b. After edging.
c. As soon as the concrete is finished.
d. As soon as the joints are installed.
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84. (235) What is the most important part of landscaping?
| a. cost.
b. labor.
c. drainage.
d. appearance.
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85. (236) You cannot conduct a walking inspection when
a. time is a critical factor.
b. flying operations are limited.
c. snow removal is ongoing.
d. the runway is down for maintenance.
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86. (236) The “pavement preventive maintenance plan” should, as a minimum, relate to all of the following except
a. cost of materials.
b. work done.
c. date of inspection.
d. recommended maintenance.
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87. (236) In what UFC can the guidance concerning pavement maintenance management be found?
a. UFC 3–270–05.
b. UFC 3–280–02.
c. AFI 89–5.
d. AFI 32–10.
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88. (237) The defect characterized by chipping or breaking away of concrete at joints, cracks, or edges is
a. pumping.
b. spalling.
c. blowup.
d. pop-outs.
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89. (238) The diameter of a random-crack sawblade is about
a. 5 inches.
b. 6 inches.
c. 7 inches.
d. 9 inches.
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90. (239) What do two-part sealants need before application?
a. Mixing.
b. Heating.
c. Set-up time.
d. Water added.
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91. (239) What sealant may cause bubbling problems?
a. SS–S–1614.
b. CRD–C–257.
c. SS–S–1401.
d. SS–S–00200.
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92. (240) The most common way to detect unsound pavement is to use a
a. sandblaster.
b. sounding rod.
c. concrete saw.
d. pneumatic drill.
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93. (240) How far from a defect should you make marks for pavement repair?
a. At least 2 inches.
b. At least 3 inches.
c. At least 4 inches.
d. At least 5 inches.
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94. (240) When you saw concrete, you should adjust the blade to cut a minimum depth of
a. 2 inches.
b. 4 inches.
c. 6 inches.
d. 8 inches.
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95. (240) What should you do once a pneumatic drill has begun to penetrate pavement?
a. Slowly decrease the speed.
b. Slowly increase the speed.
c. Reverse the operating lever.
d. Turn off the air source.
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96. (240) For breaking concrete slabs, the class of pneumatic hammer most commonly used is a. 10 to 30 pounds.
b. 20 to 50 pounds.
c. 30 to 90 pounds.
d. 90 to 120 pounds.
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97. (240) When should you apply bonding agents?
a. Immediately before the repair material is placed.
b. Immediately before the concrete is mixed.
c. After cleaning the concrete.
d. After sealing the concrete.
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98. (241) When sawing defective concrete, make your first saw cut a minimum of
a. One foot away from the joint.
b. One and a half feet from the joint.
c. Two feet away from the joint.
d. Two and a half feet from the joint.
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99. (241) For what reason should you add calcium chloride to a concrete mixture?
a. To allow easier mixing.
b. To decrease water content.
c. To get a better water-cement ratio.
d. To increase the concrete’s early strength.
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100. (241) What type of epoxy can be used for repairing spalls or filling saw kerfs?
a. Type I.
b. Type II.
c. Type III.
d. Type IV.
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