Draw conventional signs for road and stream, list two obstacles to chaining, and two errors in chain survey.

Here are the solutions to your questions:

2. (a) Draw the conventional signs of the following points of detail as used in survey

i) Road: A double line, often with a dashed center line.

$$\text{=}$$

ii) Stream: A wavy line, often with arrows indicating flow direction.

$$\text{S} \sim \text{S}$$

2. (b) State any two types of;

i) Obstacles to chaining only:

• Pond
• River

ii) Errors in chain survey:

• Systematic errors
• Random errors

**2. (c) The data below was collected at Bukura Agricultural College Main farm