The way we work

Our step-by-step guide for structural calculations


What is involved in receiving a detailed calculation? Please read this step-by-step guide and check out our fixed rates. This will prevent unexpected surprises.


Contact with our structural engineer

After you have made a request for a calculation by mail or phone, our structural engineer will assess your situation. If necessary, our structural engineer will ask additional questions about your project and specific wishes.

Our structural engineer will inform you of the elements that need special attention in your specific situation, which we will take note of for step 2.


Offer and further details by e-mail

After our first contact you will receive a digital offer including further details, based on your situation and specific requirements, including a quotation.

Should you have any questions regarding this offer, please do not hesitate to contact us. We will start our work after your written approval, in accordance with our general terms and conditions.


Stability calculation in digital form

Kindly note that our structural engineer will work with the information you have provided. We will e-mail you the digital calculation within the agreed term.

If you have any further questions about the calculation, you can contact your structural engineer.

After delivery
At Betonblockdesign we aim at advising our customers on safety as quickly and efficiently as possible. Our work process is designed in such a way that we can keep our rates low. After you have received the calculation, the invoice will be sent the same day. The payment term is fourteen days after receipt of this invoice.

If you have any questions about your invoice, please call us during business hours (UTC+1)
: phone +31 (0) 182 231 400 EN/NL or by sending us an e-mail:

  • Expert and independent
    structural advice
  • Available in Dutch, English,
    German, French and Spanish
  • Suitable for submission to the
    Building Control Department
  • Tailored structural advice
    for your situation
  • Pricing starts at € 300 for a basic
    calculation, exclusive of VAT.
  • Stability calculation
    in your mailbox