15.2. Pre-Construction Survey Activities

Try these first

1. 1.

   What is the purpose of a reconnaissance survey?

   Hint

   Think about the initial steps before any construction work.

2. 2.

   What technology is often used for creating base maps?

   Hint

   Consider aerial methods for mapping!

3. 3.

   What is the primary purpose of a reconnaissance survey?

   • Planning methodology
   • Creating base maps
   • Establishing control points

   Hint

   Think about the first step in planning a survey.

4. 4.

   True or False: Control points are established to ensure vertical accuracy only.

   • True
   • False

   Hint

   Think about how surveys measure in multiple dimensions.

5. 5.

   A construction project in a mountainous terrain has reported multiple construction inaccuracies. Identify three pre-construction activities that could alleviate such issues and explain why each is important.

   Hint

   Think about the significance of each step in mitigating risks.

6. 6.

   Consider how technological advancements in GNSS and LiDAR impact traditional pre-construction survey methods. Discuss an example of a project that benefited from these advancements.

   Hint

   Reflect on how technology changes surveying dynamics.