Planning


Feasibility Evaluation

Three areas of consideration must be evaluated when analyzing the application feasibility for HDD technology to an underground installation project: Technical, Contractual, Economical.

Read More

What is HDD?

Horizontal Directional Drilling (HDD) is an environmentally friendly technology used for the underground installation of pipeline networks by non-destructive means.

Read More

Geotechnical Study

Classification and evaluation of existing documentation / Historical investigation / Soil classification characteristics / Soundings / Assessment of interferences and installed services / Topographical measurement and survey / Bathymetric survey …

Read More

Project Preparation

  The following are defined based on the basic documentation: Corresponding drill path design Drilling equipment to be used Tracking and survey methods to be used Reaming, hole opening and swabbing tool selection Fluid composition Pipe to be inserted    

Read More

Pipe to be inserted

The following criteria should be considered in order to select the appropriate pipes to be installed by means of directional drilling: Sector of application.

Read More

Drilling Fluids

Functions. The Horizontal Directional Drilling process requires the use of a bentonite based drilling fluid whose functions are: Cutting of the formation by means of high velocity fluid streams directed from jet nozzles Hydraulic power for the mud  motor Suspension and transportation of cuttings from the drilling face to the surface Control of formation pressures […]

Read More

Equipment

Flowtex selects the equipment most suitable for each crossing, considering the needs of the customer, the drill path design and the demand of each project.            

Read More