New Zealand Institute of Highway Technology - NZIHT

Overview

The drainage construction supervisor is responsible for the proper setting out, excavation, pipe laying and back filling of drainage trenches.

The supervisor should have a good knowledge of various types of pipes, jointing systems and a good knowledge of materials suitable for both bedding and backfilling.

Suitable compaction techniques are important if rework associated with settlement is to be avoided.

Length

1 day course.

Facilitator

Jim Clark or Ian Anderson

Cost

$420.00 per person + GST

(Minimum numbers apply before a course is confirmed)

Topics include

• Initial setting out and survey
• Planning
• Levels and site rails
• Gradients
• Bedding and pipe laying
• Backfill
• Quantities
• Quality and safety
• Selection of plant, productivity and productivity targets
• Delays due to breakdown, adverse weather, project changes and unforeseen physical conditions
• Testing of pipework
• Allocating tasks to the work team

On completion of this course participants will

• Describe factors in drainage system design
• Identify safety requirements of trench shoring
• Describe the construction of stormwater systems
• Describe the construction of subsoil drainage systems
• Describe the drainage system structures and their connections
• Describe drainage system maintenance and repair
• Demonstrate knowledge of subsoil drainage systems
• Describe piped culvert drainage systems

National Qualification information

This course will address theoretical and knowledge requirements related to the below unit standards. It does not cover assessment.

• 12569  Demonstrate knowledge of the design, construction and maintenance of road drainage systems.
• 17321  Supervise subsoil and culvert drainage on civil construction works.

Who should attend

This course is targeting supervisors of construction - representing either the contractor or the client. The course attempts to highlight the aspects of construction that will have a significant effect on the quality of the finished product. In addition Health and safety issues are addressed as appropriate.