(as of 20/7/2020, and subject to change)

Initial Spite Inspection $250 + GST ($275) This is to ensure that all loads are taken into consideration and that site conditions are as per your current site plan.
Site-Specific Retaining Wall Design $600 + GST ($660) The design will include the approximate location of wall shown on the site plan and retained heights.
Inspection During Construction $250 + GST ($275) These are required prior to filling post hole with concrete and prior to backfilling wall with porous rubble. These are only required if you or your Principal Certifying Authority (PCA) wants structural certification of the wall. This can only be given by us if we inspect during construction.
Site Surveys Price On Application Surveys may sometimes be required if the PCA needs them.

*These prices are only available to Concrete Sleepers Online customers

**For regional areas, please contact us for a quote

Please use this code when contacting us for a quote:



Residential Engineering has been helping clients design and break ground on their homes for over 40 years, offering a full range of professional services for residential projects. We offer geotechnical services, energy assessments, surveying, drafting and engineering. With our team of professionals behind every design, we strive to work with innovation and precision to provide the BEST for our clients.