P.T.C. - Heavy Equipment Operations Multiple Choice Test (Module 6)

1. Station numbers are usually placed in increments of _____ feet.

a. 25
b. 50
c. 75
d. 100

2. The finished surface of the road foundation is called the _____.

a. subgrade
b. surface grade
c. foundation grade
d. preliminary grade

3. Hinge points mark _____.

a. the center line of the road surface
b. the end of the road surface
c. the beginning of the backslope
d. the boundary for the silt fence

4. The letters on a stake indicate _____.

a. the center line
b. culvert line
c. curvature line
d. cut line

5. The subgrade usually has a _____ grade to allow for drainage.

a. level
b. positive
c. falling
d. rising

6. Batter boards are used to establish _____.

a. center lines
b. boundaries of road surfaces
c. building lines
d. cut grades

7. The _____ is sloped down to move water away from the road.

a. inslope
b. backslope
c. ground slope
d. shoulder slope

8. _____ are specifically used when the natural ground rises above the grade work.

a. Backslopes
b. Inslopes
c. Cut slopes
d. Fill slopes

9. Calculate the grade of a surface that rises 1 foot for every 50 feet of distance.

a. ¼ percent
b. ½ percent
c. 2 percent
d. 4 percent

10. Calculate the grade of a surface that rises 5 feet for ever 200 feet of distance.

a. ¼ percent
b. ½ percent
c. 2½ percent
d. 5 percent

11. When a grade falls, it is designated with a _____ sign.

a. plus (+)
b. minus (-)
c. ratio (:)
d. percent (%)

12. A stake with an orange flag indicates which kind of buried utility line?

a. electric power
b. communication
c. sewer
d. irrigation

13. _____ are placed by the survey crew based on the position of a permanent bench mark.

a. boundary stakes
b. temporary bench marks
c. guard laths
d. warning flags

14. You are working on a roadway construction project and notice that a center line stake has the number 20 + 57 written on it. These numbers represent _____ on the roadway.

a. 2.57 feet
b. 20.57 feet
c. 257 feet
d. 2,057 feet

15. Center line stakes may contain information about cuts and fills.

a. True
b. False

16. Shoulder stakes are marked with the letters _____.

a. E / P or EOP
b. O / P or OPP
c. S / S or SOP
d. C / L or COP

17. Slope stakes are set where a planned slope intersects with a _____.

a. cut
b. graded
c. hinge point
d. filled

18. A stake that reads SLOPE 4:1 indicates that for every _____ from the stake the earth falls _____.

a. ¼ foot; 1 foot
b. 1 foot; ¼ foot
c. 1 foot; 4 feet
d. 4 feet; 1 foot

19. Offset stakes are placed _____ so they will not be damaged.

a. outside the work area
b. in line with the center line stakes
c. along the side of the subgrade
d. with guard laths

20. If you see a marking on a stake that is a 7 inside a circle, it means that the stake is _____.

a. 7 feet offset from the centerline
b. station number 7
c. 7 feet from the backslope
d. turning point number 7

21. The letter F on a stake means that the stake is a _____.

a. forward stake
b. fill stake
c. foot marker
d. fill indicator

22. You are working on a construction site and see a stake that says: F 1 and 2:1. You know that this means that the fill level will be _____ at _____ from the stake.

a. ½ foot; 1 foot
b. 1 foot; ½ foot
c. 1 foot; 2 feet
d. 2 feet; 1 foot

23. You are working on a construction site and see a stake that says: C 2 and 8:1. You know that this means that the cut level will be _____ at _____ from the stake.

a. 1 foot; 8 feet
b. 1 foot; 16 feet
c. 8 feet; 1 foot
d. 16 feet; 1 foot

24. To measure vertical distances accurately, you must start at a known elevation.

a. True
b. False

25. The most common way that finish grade stakes are set is _____.

a. in pairs with the subgrade stakes
b. at random intervals along the edge of the grade
c. in pairs with the centerline stakes
d. level with the surface of the grade