Whakahuahua Kaupapa

  • Welcome to Introduction to Drainlaying

      

           

    In this Module we will cover:

    • Basic Calculations in relation to drainlaying

    • Knowledge of Excavating and Trenching

    • Knowledge in the positioning, excavation and backfilling of excavations and trenches

    • Knowledge of Shoring 

    • Pipe Gradients, slope and fall

    • Joining of PVC pipework

    • Laying a house drain

    • Soundness testing of drainage system