Disturbed Soil or Backfill Samples
Sample Collection Instructions
1. Seal 2-3 liters of sample in doubled waterproof bags or containers to prevent evaporation.
2. Provide the dry density* (dry unit weight) that sample should be remolded to before testing.
*The is often the Maximum Dry Density (MDD) from a Proctor test X percent compaction specified for construction.
3. Clearly label sample with relevant information that should be reflected in the report (job number or title, backfill origin, depth, date, etc.).
4. See sample shipping instructions below
Shipping Address
Ship all samples in sturdy container to:
Basalt Ridge Testing Laboratory
292 Warren Rd
Pullman, WA 99163
USA
Shipping Instructions
Email sales@basaltridgetesting.com with the following information:
Number of Samples
Nature of sample (concrete, soil, fluid, etc.)
Expedite request (optional)
Any other relevant information
Include Sample Information Sheets, Signed Thermal Service Request Form, and any desired Chain of Custody documentation with samples.