general inspector practice questions next. general inspector practice questions 1. a) ditch...

GENERAL INSPECTOR

Practice Questions

General InspectorPractice Questions

a) Ditch excavationb) Toe trench excavationc) Borrow excavationd) General excavation

The excavation of a roadside ditch in the roadway section (part of the typical roadway cross section) is paid for under which of the following excavation bid items?

CORRECT!CORRECT!

1. The excavation of a roadside ditch in the roadway section (part of the typical roadway cross section) is paid for under which of the following excavation bid items?

INCORRECT! The correct answer is “D,” General Excavation.

The answer can be found in Section 330.91(d), Pg 94, 2008 Standard Specifications (Volume 2).

1. The excavation of a roadside ditch in the roadway section (part of the typical roadway cross section) is paid for under which of the following excavation bid items?

a) 0°F

b) 32°F

c) 35°F

d) 40°F

2. The Contractor should stop placement of Continuously Reinforced Concrete Pavement when the air temperature falls below ____________.

CORRECT!CORRECT!

35°F35°F

INCORRECT! The correct answer is “C,” 35°F. The answer

can be found in Section 755.40, Pg 501 of the 2008 Standard Specifications.

a) Trueb) False

3. The Contractor will obtain and pay for permits required for crossing or encroaching upon navigable streams.

CORRECT!CORRECT!

INCORRECT The correct answer is “False.” The answer can

be found in Section 170.03, Pg 62 of the 2008 Standard Specifications.

a) 0” (there is no variance allowed)b) 1”c) ½”d) ¼”

4. When installing pipe materials, the Contractor cannot vary from the established line and grade by more than ______ , provided the variation does not result in a level of reverse sloping invert (flowline).

CORRECT!CORRECT!

INCORRECT The correct answer is “C,” ½ inch. The answer

can be found in Section 445.40(b), Pg 176 of the 2008 Standard Specifications.

a) 6”b) 8”c) 10”d) half the total depth of the hole

5. When installing wood sign posts, the post holes should be backfilled in layers not exceeding ________.

CORRECT!CORRECT!

INCORRECT The correct answer is “A,” 6 inches. The

answer can be found in Section 910.40, Pg 572 of the 2008 Standard Specifications.

a) Trueb) False

6. The Contractor shall furnish all facilities necessary to permit the Engineer to have safe access to the work to be inspected.

CORRECT!CORRECT!

INCORRECT The correct answer is “True.” The answer can

be found in Section 150.20(b), Pg 36 of the 2008 Standard Specifications.

a) Trueb) False

7. When measuring painted temporary striping, the intervals between skip lines will be included in the measurement.

CORRECT!CORRECT!

be found in Section 225.83(c), Pg 33 of the 2008 Standard Specifications.

a) Trueb) False

8. Bridge rail installation on the bridge end panels is incidental to the Reinforced Concrete Bridge End Panel bid item.

CORRECT!CORRECT!

be found in Section 545.90, Pg 280 and Section 587.90, Pg 344 of the 2008 Standard Specifications.

a) Trueb) False

9. When applying asphalt tack coat, the bar height of the asphalt distributor should be set for double-lap coverage.

CORRECT!CORRECT!

a) 12”b) 18”c) 24”d) 300 mm

10. What is the minimum overlap requirement for geotextile used for embankment stabilization?

CORRECT!CORRECT!

INCORRECT The correct answer is “C,” 24 inches. The

answer can be found in Section 350.41(a-2), Pg 110 of the 2008 Standard Specifications.

a) Trueb) False

11. On a project that is Federally-funded, a Certificate of Materials Origin (CMO) is needed for a temporary impact attenuator.

CORRECT!CORRECT!

be found in the Non-Field Tested Materials Acceptance Guide, Pg 2.

a) 95% of optimum moistureb) ± 4%c) ± 2%d) minus 4% to plus 2%

12. Moisture content at the time of compacting moisture-density testable embankment materials must be how close to optimum moisture content?

CORRECT!CORRECT!

INCORRECT The correct answer is “D,” minus 4% to plus

2%. The answer can be found in Section 330.43(b-2-a), Pg 88 of the 2008 Standard Specifications.

a) Trueb) False

13. Payment for installing 8-foot guardrail posts instead of the normal 6-foot posts will be a cost per length bonus in addition to the regular payment.

CORRECT!CORRECT!

a) ½” to 1”, measured from the top of the riserb) 1” to 1 ½”, measured from the top of the riserc) ½” to 1”, measured from the top of the sprinklerd) 1” to 1 ½”, measured from the top of the

sprinkler

14. How far above finished grade should sprinkler heads be positioned?

CORRECT!CORRECT!

INCORRECT The correct answer is “C,” ½” to 1”,

measured from the top of the sprinkler. The answer can be found in Section 1120.45(a), Pg 682 of the 2008 Standard Specifications.

a) Type 4b) Type 3c) Type 2d) Type 1

15. What type of inlet protection involves installing biofilter bags?

CORRECT!CORRECT!

INCORRECT The correct answer is “A,” Type 4. The answer

can be found in Section 280.46(d), Pg 55 of the 2008 Standard Specifications.

a) 1b) 2c) 3d) 4

16. What is the minimum number of inspections the Agency will make jointly with the Contractor during each plant establishment period?

CORRECT!CORRECT!

INCORRECT The correct answer is “C,” 3. The answer can

a) Trueb) False

17. Approved Unstamped Drawings take precedence over the Standard Drawings.

CORRECT!CORRECT!

be found in Section 150.10(a), Pg 34 of the 2008 Standard Specifications.

a) Trueb) False

18. The Agency will pay the Contractor to maintain the roadway surfacing in a detour if it is not constructed according to the Plans.

CORRECT!CORRECT!

be found in Section 220.60(a-1), Pg 8 of the 2008 Standard Specifications.

a) The certificate must be delivered to the Engineer’s representative with the shipment of material, or be an identification plate or mark, decal, sticker, label or tag attached to the container or material.

b) The certificate must certify that the material meets the contract requirements and identify the specific test methods used by number (ODOT, AASHTO, ASTM, UL or other).

c) The certificate must permit positive determination that the material delivered to the project is the same material covered by the certificate.

d) All of the above.

19. Which of the following statements about a Quality Compliance Certificate is true?

CORRECT!CORRECT!

INCORRECT The correct answer is “D,” all of the above.

The answer can be found in the Non-Field Tested Materials Acceptance Guide, Pg 1 and Section 165.35(b), Pg 50 of the 2008 Standard Specifications.

a) 1/8 poundb) 1/4 poundc) 1/2 poundd) 1 pound

20. What is the required application rate of granular fertilizer per tree per application?

CORRECT!CORRECT!

INCORRECT The correct answer is “D,” 1 pound. The

answer can be found in Section 1040.47, Pg 650 of the 2008 Standard Specifications.

a) Trueb) False

21. During all construction activities, the Agency is required to retain the Erosion and Sediment Control Plan.

CORRECT!CORRECT!

be found in Section 280.02(c), Pg 43 of the 2008 Standard Specifications.

a) Hanson Pipe and Products, Tualatin, Oregonb) Cascade Concrete Products, Scappoose,

Oregonc) Central Oregon Redi-Mix, Redmond, Oregond) Advantage Precast, Keizer, Oregon

22. Which of the following is NOT an approved supplier of concrete pipe?

CORRECT!CORRECT!

INCORRECT The correct answer is “C,” Central Oregon

Redi-Mix. The answer can be found in the Non-Field Tested Materials Acceptance Guide, Pg 6.

a) 7 daysb) 5 daysc) 3 daysd) 1 day

23. How many counting days after a signal footing is poured can the Contractor erect the signal pole?

CORRECT!CORRECT!

INCORRECT The correct answer is “A,” 7 days. The answer

can be found in Section 540.52, Pg 273 of the 2008 Standard Specifications, and Table 00540-1.

a) Trueb) False

24. Conditionally Approved products from the QPL need specific, prior approval for each project they are used on.

CORRECT!CORRECT!

be found on the Qualified Products List Information Page.

a) 5°Cb) 40°Fc) 50°Fd) 60°F

25. What is the minimum surface temperature for placing a 2” lift of Open Graded HMAC?

CORRECT!CORRECT!

INCORRECT The correct answer is “C,” 50°F. The answer

can be found in Section 745.40, Pg 477 of the 2008 Standard Specifications.

a) Manual of Field Test Proceduresb) Standard Specificationsc) Supplemental Specificationsd) Special Provisions

26. Which of the following documents takes precedence if there are conflicting references or if no reference is made in the Contract to material specifications or test methods?

CORRECT!CORRECT!

INCORRECT The correct answer is “D,” Special Provisions.

The answer can be found in Section 165.20, Pg 49 of the 2008 Standard Specifications.

a) BJ Superb) Opticom Model 752c) Both A and Bd) None of the above

27. Which of the following is an approved Traffic Signal Loop Sealant?

CORRECT!CORRECT!

INCORRECT The correct answer is “A,” BJ Super. The

answer can be found in the Qualified Products List, Pg 79-80.

a) Trueb) False

28. The Project Superintendent of a project can be designated as the Traffic Control Supervisor.

CORRECT!CORRECT!

a) Trueb) False

29. When using the count method of measuring guardrail, the number of standard sections will be counted and multiplied by 12.5 feet.

CORRECT!CORRECT!

a) Trueb) False

30. Commercial Grade Concrete must be placed within 90 minutes of batching and mixing.

CORRECT!CORRECT!

be found in Section 440.40(b), Pg 171 of the 2008 Standard Specifications.

a) Trueb) False

31. Spot alignment control points on tangent sections for Painted Permanent Pavement Striping shall be every 50 feet.

CORRECT!CORRECT!

a) Trueb) False

32. If more than 50 tons/day of material is received from a scale, the Contractor shall make random check weighings at least every 10th day on which more than 50 tons is received, or when 10,000 tons has been weighed, whichever occurs first.

CORRECT!CORRECT!

be found in Section 190.20(f-1), Pg 101 of the 2008 Standard Specifications.

a) 24”b) 18”c) 12”d) 30”

33. What is the minimum cover from finished surfaces for Rigid Nonmetallic conduit placed on roadways and shoulders?

CORRECT!CORRECT!

INCORRECT The correct answer is “D,” 30 inches. The

answer can be found in Section 960.41(c), Pg 588 of the 2008 Standard Specifications.

a) Place a watertight cap over the outlet end

b) Place free draining cover material around the inlet end

c) Remove ends of remaining pipe to at least 2 feet below subgrade

d) All of the above

34. Which of the following should a Contractor do when an abandoned pipe is encountered?

CORRECT!CORRECT!

INCORRECT The correct answer is “C,” remove ends of

remaining pipe to at least 2 feet below subgrade. The answer can be found in Section 330.41(a-7), Pg 82 of the 2008 Standard Specifications.

a) 1% of the mobilization amount or 1% of the original contract amount, whichever is smaller

b) 50% of the mobilization amount or 5% of the original contract amount, whichever is smaller

c) 10% of the mobilization amount or 10% of the original contract amount, whichever is smaller

d) There is no payment due at this time.

35. When 5% of the original contract amount is earned from other contract items, not including advances on materials, the contractor should be paid which of the following for mobilization?

CORRECT!CORRECT!

INCORRECT The correct answer is “B.” The answer can be

found in Section 219.90, Pg 4 of the 2008 Standard Specifications.

a) Capable of at least 2000 vibrations a minute

b) Have a gross static weight of at least 6 tons

c) Be tandem or multiple axle, multiple wheel type

d) Both A and B

36. HMAC vibratory rollers (not used for finish rolling) shall be:

CORRECT!CORRECT!

INCORRECT The correct answer is “A,” capable of at least

2000 vibrations a minute. The answer can be found in Section 745.24(b), Pg 476 of the 2008 Standard Specifications.

a) The ODOT Construction Manualb) Section 02510 of the ODOT Standard

Specificationsc) The Non-Field Tested Materials Acceptance

Guide (NFTMAG)d) The Qualified Products List (QPL)

37. Where can a list of approved manufacturers of steel reinforcement for concrete can be found?

CORRECT!CORRECT!

INCORRECT The correct answer is “D,” the QPL. The

answer can be found in the Qualified Products List, Pg 55-56.

a) Entire message is displayed within 7.5 seconds

b) Using no more than two (2) displays within any message cycle

c) Messages shall not scroll horizontally or vertically across the sign face

d) Both A and C

e) All of the above

38. Which of the following are requirements when the contractor is using a Portable Changeable Message Sign (PCMS)?

CORRECT!CORRECT!

INCORRECT The correct answer is “D,” both A and C. The

answer can be found in Section 225.46(b), Pg 28 of the 2008 Standard Specifications.

a) Inorganic fertilizer 22-16-8b) Inorganic fertilizer 22-10-5c) Low-phosphorus fertilizer 22-2-11d) None of the above

39. What type of fertilizer is required when it is used near water?

CORRECT!CORRECT!

INCORRECT The correct answer is “C,” low-phosphorus

fertilizer 22-2-11. The answer can be found in Section 1030.14(b-3), Pg 626 of the 2008 Standard Specifications.

a) Selected granular backfillb) HMACc) Control low strength materiald) Both A and B

40. What is the required material to use when backfilling a signal conduit trench in an existing roadway area?

CORRECT!CORRECT!

INCORRECT The correct answer is “C,” controlled low

strength material. The answer can be found in Section 960.41(g-1-c-2), Pg 589 of the 2008 Standard Specifications.

a) Quality Compliance Certificateb) Test Result Certificatec) Field Inspection Reportd) Manufacturer’s Warrantye) All of the above

41. Which of the following Quality Compliance Documents are required for precast Concrete Barrier if supplied by an approved supplier?

CORRECT!CORRECT!

INCORRECT The correct answer is “C,” Field Inspection

Report. The answer can be found in the Non-Field Tested Materials Acceptance Guide, Pg 21.

a) 4 feetb) 6 feetc) 8 feetd) 2 feet

42. What is the required post spacing for supported sediment fence?

CORRECT!CORRECT!

INCORRECT The correct answer is “A,” 4 feet. The answer

can be found in the Standard Drawings RD-1040.

a) Standard Drawing RD100b) Sheet 4c) Sheet 3d) Sheet 5

43. Which of the following sheets shows the locations of Bid Item 860?

CORRECT!CORRECT!

INCORRECT The correct answer is “D,” Sheet 5.

44. The 12” pipe extension on Sheet 4B is NOT required to have watertight joints.

a) Trueb) False

CORRECT!CORRECT!

be found on Sheet 2C.

a) 100 biofilter bags and 300’ of straw wattles

b) 12 check dams, 2 inlet protection and 1000’ of sediment fence, supported

c) 1 tire wash facility, 2000’ of plastic sheeting and 0.75 acre of matting

d) 12 check dams, 2 inlet protection and 1000’ of sediment fence, unsupported

45. The required Erosion and Sediment Control Emergency Measures for the Project are:

CORRECT!CORRECT!

INCORRECT The correct answer is “D.” The answer can be

found in the Section 280.48, Pg 15-16 of the Special Provisions.

46. Items such as strain poles, terminal cabinets, pedestrian and vehicle signals become the property of the contractor upon removal.

a) Trueb) False

CORRECT!CORRECT!

be found in the Section 950.42, Pg 50 of the Special Provisions.

47. The minimum required thickness of aggregate base material is 6 inches for sidewalk ramps and pedestrian landings.

a) Trueb) False

CORRECT!CORRECT!

be found on Sheet 2B-5, Section A-A.

a) Construction approachb) PCC monolithic curb and sidewalkc) Road connectiond) This is a “No Work” zone

48. At station CL 28+75 Lt., what is to be constructed?

CORRECT!CORRECT!

INCORRECT The correct answer is “C,” road connection.

The answer can be found on Sheet 4.

a) 2 inchesb) 3 inchesc) 4 inchesd) There is only one lift of HMAC base course at

this station

49. At station CL 28+00, the second lift of HMAC base course shall be what thickness?

CORRECT!CORRECT!

INCORRECT The correct answer is “B,” 3 inches. The

answer can be found on Sheet 2A-2.

a) 3”, ¾” open graded

b) 2”, Level 3 ¾” open graded

c) 2”, ¾” open graded

d) 2”, ¾” dense graded

50. At station CN 91+90, what is the thickness and type of wearing course needed?

CORRECT!CORRECT!

INCORRECT The correct answer is “B,” 2 inches, Level 3 ¾

inch open graded The answer can be found on Sheet 2A-3.

a) Clamped to signal poleb) Mounted overhead on mast-armc) Re-installed with existing hardwared) None of the above

51. How is sign #57 mounted?

CORRECT!CORRECT!

INCORRECT The correct answer is “A,” clamped to signal

pole. The answer can be found on Sheet S-7894.

a) 50 foot minimum for 2.3 acres of exposed soil

b) 25 foot minimum radiusc) 20 foot width over an existing 18 foot wide

approachd) None of the above

52. Which of the following is NOT correct for a construction entrance?

CORRECT!CORRECT!

INCORRECT The correct answer is “A,” 50 foot minimum

for 2.3 acres of exposed soil. The answer can be found in the Standard Drawings RD-1000.

53. The Agency Archaeologist for this project is Patrick O’Grady.

a) Trueb) False

CORRECT!CORRECT!

be found in the Section 290.51, Pg 20 of the Special Provisions.

a) 6 tonsb) 8 tonsc) 10 tonsd) 12 tons

54. According to Contract 13127, a steel-wheeled roller that is used for finish rolling of a Level 3 HMAC mix shall have a minimum static weight of _______.

CORRECT!CORRECT!

8 tons

INCORRECT The correct answer is “B,” 8 tons. The answer

can be found in the Section 745.24(a), Pg 45 of the Special Provisions.

a) ± 1/3 of specified thicknessb) ± 1/3 of manufacturer’s recommendationsc) ± 1/3 or – 1/10 of specified thicknessd) None of the above

55. The placement tolerance for the thickness of lines for pavement markings are which of the following?

CORRECT!CORRECT!

INCORRECT The correct answer is “C,” ± 1/3 or -1/10 of

specified thickness. The answer can be found in the Section 850.46, Pg 47 of the Special Provisions.

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