NASTT’s HDD Good Practices Course

Wed, Jul 14, 2021 5:00 PM - 9:00 PM CEST  /  Thu, Jul 15, 2021 5:00 PM - 9:00 PM CEST

Agenda:

• HDD Applications & Processes
  • Cable and pipe installations for electric, fiber optic, CTV, gas, water, sewer (including gravity)
  • Diameters from 2 to 65 in. (steel, HDPE, PVC, DIP)
  • Lengths over 10,000 ft. +, but less than 1,000 ft. more common

  • Installation beneath streets, rivers, bays, other obstacles, through soft soils to hard rock

• HDD Equipment and Materials
  • Types of rigs (small, medium, large)
  • Thrust/Pullback and rotational torque characteristics

  • Introduction to various models of rigs

• HDD Tooling
  • Machine Performance, Capabilities, and Application Guidelines
  • Drill Pipe, Drill Bits and Downhole Tools
  • Product Pipe, Cable/Pipe Pulling Devices/Swivels

  • Drilling Fluid Delivery, Recovery, and Containment Systems

• Bore Tracking & Equipment

• HDD Design
  • Develop Project Performance and Design Criteria (Project Functional Requirements)
  • Surface Investigation, Utility Survey
  • Geotechnical Site Investigations
  • Permits and Requirements
  • Construction Method Selection
  • Impacts to Residents, Business, and Traffic

  • Plans and Specifications, Safety Plan

• Overview of Drilling Fluids
  • Mixing Systems, Cleaning Systems, Holding Tanks
  • Equipment for Containment, Collection, and Disposal
  • General Drilling Fluid Functions and Properties
  • Circulation, Annular Volume

  • Drilling and Reaming Penetration Rates

• Bore Planning
  • Site Walkover & Calibration of Transmitter/Receiver
  • Bore Planning Tools
  • Selection of Appropriate Equipment and Tooling

  • Drilling Fluid Support System

• In-class Exercises