CDR Geotechnical and Environmental Services Pty Ltd provides the construction industry with geotechnical and environmental testing throughout metropolitan Melbourne and regional Victoria, from our base in Airport West. We are NATA accredited in a range of on-site and laboratory processes inclusive of compaction testing, nuclear density testing, particle size distribution, plasticity index, CBR, soil classification and DCP which when coupled with our Quality, Safety and Environmental certification drives us to deliver a focused level of service for our customers.