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Terms & Definitions

1.   Define iron pin

2.  Define witnessed iron pin 

3.  Define old iron pin

4.  Define horizontal control

5.  Define vertical control

6.  Define profile

7.  Define contour

8.  Define field book

9.  Define old concrete post

10, Define chain

11. Define meridian

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Angles

1.   Use units of measurements of angles (degrees, minutes, seconds)  

2.   Define Bearing

        a) Explain accepted practice for stating bearings

        b)  Explain how bearings relate to a 90 degree quadrant

3.   Define azimuth and state its application.  

4.   Define deflection angle  

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Contours

1.   Describe Contours  

a) Describe a contour line and what it represents b) Describe a contour map c) Describe the purpose of a contour map d) State general rules for contours e) List useful applications of a contour map

2.   Describe types of contours

a) Describe Interval contours    b) Describe Index contours    c) Demonstrate interpolation of contou

3.   List acceptable intervals

a) List acceptable contour intervals for Road construction maps    b) List acceptable contour intervals for Subdivision maps    c) List acceptable contour intervals for Single lot plans

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Profiles

1.   Describe a profile

2.   Describe grade lines

3.   List appropriate grade lines for

a)  Highways    b)  Structures    c)  Railroads

4.   Obtain a profile from a contour map

5.   Use profiles to calculate area of cut and fill

a)  Describe cut    b)  Describe fill    c)  State desirable ratio between cut and fill    d)  Use point method to determine area    e)  Use polyline method to determine area

6.   Indicate existing and proposed elevations

a)  On a profile    b)  On a contour map

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Traverses

1.   Define Terms    

a) Define North/East grid   b) Define traverse c) Define Latitude    d) Define Departure    e) Describe coordinates of a point within a grid system

2.   Calculate Latitude and Departure

a) Write a formula to calculate latitude    b) Write a formula to calculate departure    c) Use Azimuth information to calculate latitude and departure    d) Explain positive and negative latitude and departure     e) Use latitude and departure to determine coordinates of a point along a traverse

3.   Use coordinates

a) Describe closure    b) State allowable error for preliminary work    c) State allowable error for:    i - boundaries    ii - control lines    iii - city subdivisions    d) Explain  absolute coordinates    e) Explain polar coordinates

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Cul-de-sac

1.   Use given coordinates and azimuths to calculate latitudes and departures of center of road      

2.   Use coordinates to calculate the closure azimuth   

3.   Use coordinates and azimuths to determine road boundaries

4.   Calculate the circumference of the cul-de-sac

5.   Divide the cul-de-sac into specified property frontages  

6.   Calculate curve data for road intersection    

7.   Use calculations to draw cul-de-sac 

8.   Dimension and annotate cul-de-sac