1999 State Competition                                                     Contestant #___________________
FFA Agricultural Mechanics Contest                                 Contestant Name_______________
University of Missouri                                                       Chapter_______________________
50 points


SOIL AND WATER CONSERVATION

1.  The legal land description for the area designated by x is:

 A.  NW 1/4, SW 1/4, Sec. 16
 B.  SW 1/4, NE 1/4, Sec. 16
 C.  NE 1/4, SW 1/4, Sec. 16
 D.  NE 1/4, SE 1/4 Sec. 16

Section 16

2.   How many acres are in the area designated by y?

 A.  160 acres
 B.  40 acres
 C.  80 acres
 D.  10 acres
 

3. You are to determine the area in square feet of the trapezoid below.  Circle the area which is most correct.

 A. 1380 square feet
 B. 1820 square feet
 C. 1980 square feet
 D. 2760 square feet
 


 

4.  Use the following graph below to determine the minimum acceptable pipe size.  Assume the flow rate is 0.5 cfs and the slope is 1' per 100'.

 A. 5 inch
 B. 6 inch
 C. 8 inch
 D. 10 inch
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

5. Determine the distance between points M and N by pacing.

 A. 50 feet
 B. 60 feet
 C. 70 feet
 D. 80 feet

6.   The area of a field is determined to be 226,512 square feet.  How many acres will you need to work?

 A.   4.9
 B. 5.0
 C. 5.2
 D. 5.6

Questions 7-9 require field readings using the equipment provided at each station.

7. Examine the rod at station 7.  After sighting using a level you have determined the upper and lower stadia hair.  These have been marked on the rod at station 7.  How far away is the rod from the level?  Write your answer below to the nearest foot.

 Answer:    ___________________________
 

8.   Determine the horizontal (azimuth) angle between the two range poles to the nearest degree.

 Answer:    ___________________________
 

9.  Determine the difference in elevation between points G and F to the nearest hundredth of a foot?

 Answer:     ___________________________
 

10.   If the difference in elevation between stakes G and F was 3.5', what is the percent slope if stakes G and F are 175' apart.

 Answer:     ___________________________