The objective of these recommended practices is to provide control of gravel packing sand quality at the well site. As a first step in accomplishing this objective@ the recommended tests should be applied at the basic point of supply where quality control is first exercised.
API RP 58-1995 history
1995API RP 58-1995 Recommended Practices for Testing Sand Used in Gravel Packing Operations (Second Edition)
1986API RP 58-1986 RECOMMENDED PRACTICES FOR TESTING SAND USED IN GRAVEL PACKING OPERATIONS FIRST EDITION (WITHDRAWN)