### Radial Stakeout Self Study

#### Problem (1)

Given the following information:

Compute the curve components, endpoint stations, and radial deflections to full stations.

**Curve components**

**Endpoint stationing**

Radial deflection equations

**Curve table**

Station |
d_{i}, ft |
δ_{i} |
c_{i}, ft |
||||

EC Back | 41+51.429 | 423.242 | = L |
24°15'00.0" | = Δ/2 |
410.719 | = LC |

41+00 | 371.814 | 21°18'12.1" | 363.306 | ||||

40+00 | 271.814 | 15°34'25.6" | 268.479 | ||||

39+00 | 171.814 | 9°50'39.1" | 170.970 | ||||

38+00 | 71.814 | 4°06'52.6" | 71.752 | ||||

BC | 37+28.186 | 0.000 | 0°00'00" | 0.000 |

Deflection angles are all to the right.

Problem (2)

For the conditions below:

What are the deflection angle and radial chord at the BC to curve station 41+00.00?

Compute Δ

Determine BC station

Set up and solve deflection equations for station 41+00

**Answer: 319.67 ft at 16°11'54" Left.**