Podcast
Questions and Answers
What is the purpose of drainage structures installed beneath or alongside the roadway?
What is the purpose of drainage structures installed beneath or alongside the roadway?
- Aiding in the growth of roadside vegetation
- Collecting, transporting, and disposing surface water (correct)
- Preventing erosion caused by rainfall
- Supporting the weight of the roadway
What equipment is suitable for excavation work for a pipe culvert or a segmental type box culvert?
What equipment is suitable for excavation work for a pipe culvert or a segmental type box culvert?
- Crane
- Backhoe (correct)
- Excavator
- Bulldozer
How should the trench or streambed be shaped for the installation of a culvert?
How should the trench or streambed be shaped for the installation of a culvert?
- To match the surrounding landscape
- To create a reservoir
- To follow the natural water flow
- To fit the bottom of the culvert (correct)
What is essential for maintaining boundaries and grades during excavation by hand method?
What is essential for maintaining boundaries and grades during excavation by hand method?
How should a well-located, properly bedded, and accurately assembled drainage structure function over time?
How should a well-located, properly bedded, and accurately assembled drainage structure function over time?
What are the key factors for ensuring the proper function and efficiency of a drainage structure over time?
What are the key factors for ensuring the proper function and efficiency of a drainage structure over time?
What is the recommended equipment for excavation work for a pipe culvert or a segmental type box culvert?
What is the recommended equipment for excavation work for a pipe culvert or a segmental type box culvert?
How should excavation by hand method be facilitated to maintain boundaries and grades?
How should excavation by hand method be facilitated to maintain boundaries and grades?
What should be the shape of the trench or streambed for the installation of a culvert?
What should be the shape of the trench or streambed for the installation of a culvert?
What is the recommended width of the trench for the installation of a culvert?
What is the recommended width of the trench for the installation of a culvert?
