High Pressure Water Jetter – Basic training

FIXED price: You record the date of your training, payment of the course must be done immediately. In case of moving or canceling the training, the entire course fee will be charged again in accordance with the General Terms and Conditions. The choice for ‘FIXED’ gives you a considerable discount on our existing prices.

FLEX price: You opt for flexibility. You can move free of charge once, rescheduling a second time is possible at 50% of the course price. Resistance is allowed no later than 5 working days before the start date course in accordance with the general Terms and Conditions. Payment for companies 30 days after receipt of invoice. With ‘FLEX’ you choose extra service, for the normal price.

The two-day basic training High Pressure Water Jetter is intended for individuals who work with high-pressure water jet systems and must obtain the SIR certificate High Pressure Water Jetter (HDS). Working with high-pressure water jet systems comes with great risks. Therefore, in this course skilled and experienced instructors teach you how to work safely with these installations and how accidents can be prevented. 

Content training

This training consists of theoretical and practical part  


  • Concepts of pressure loss, reaction force, water use, contruction spraying location and operation of the system 
  • Use and operation of a high pressure system and associated materials. 
  • Safety regulations  
  • Working with pressure
  • Personal Protective Equipment (PPE) 


  • Working with a high pressure system 
  • Reaction force 
  • Personal Protective Equipment (PPE) 


This basic training consists of two consecutive days of instruction from 08.00 to 16.00 for groups of 10 to 15 participants. The first day is focused on theory and the second day  practical instructions will be given. For groups and in-company training, the course and times can be adjusted (evenings and weekends are also possible).
The exam, which also consists of a theoretical and a practical part, is administered by the SIR and takes one (1) part of a day. The exam is usually conducted on the first day after the course.
A reading exam is possible for candidates with dyslexia and/or language difficulties. 


With sufficient result, the candidate receives the High Pressure Water Jetter (HDS) certificate. The HDS certificate is valid for 2 years and 3 years after extension. An extension exam can only be taken before the validity of the certificate has expired. 


The High Pressure Water Jetter (HDS) training and the exam are normally conducted in Dutch. On request we can deliver the training and exam also in English, German and French language. For this we are happy to offer tailored solutions for you.  


The training and the exam can be offered both at DELTA or at a companies own location. Prerequisite for this is compliance of the location with the requirements set by the SIR for the practical exam. We can provide further information on this.  

Conditions for participation

It is only possible to participate in the practical exam if one has passed the theoretical part of this exam.


The price on the right upper corner of this page includes course material, use of the practice means, lunch, coffee and tea. The exam including manual will be charged separately by the SIR and amounts, for the English exam including the manual,  € 112.25 (price in 2015) per person for SIR members. For non members SIR charges 100% extra. All prices exclude 21% VAT.  

Additional information

  • The schedule of our courses can be found under Cursus Planning.
  • These courses are very suitable for individual participants or small groups.
  • Feel free to contact us if you cannot find a specific course.
  • For groups or/and in company courses we are happy to make you a customized offer. 


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