The operations phase is the period when international USAR Teams are performing USAR operations in the affected country. It starts with the arrival of a USAR Team at the Reception/Departure Centre (RDC) in the affected country, registration with the UCC/OSOCC, reporting to the Local Emergency Management Agency (LEMA) (or National Disaster Management Authority (NDMA)), and performing of USAR operations. The phase ends when the USAR Team is instructed to cease operations.


The documents in this Technical Reference Library (TRL) section are Best Practices shared by USAR teams and INSARAG Working Groups. They are not endorsed by INSARAG and should be viewed as reference Materials. For more information on the TRL, click on this link– links the reader to TRL Tab in


This section is categorized into 7 subsections: