Caves and their features form when rainwater follows the cracks or joints in the rock material, usually limestone or dolomite. The rainwater combined with carbon dioxide forms a weak acid called carbonic acid. This weak acid once in contact with the limestone begins to dissolve the limestone. This process slowly creates larger and larger crack and joints.
A service contract inventory assists an agency in better understanding how contracted services support the mission and operations and whether the contractorsâ skills are utilized in an appropriate manner.
This guide covers the application of the DID, how to tailor the DID in the Contract Data. Requirements List (CDRL), and clarification on the intent of the DID. This guide is applicable to all OSD contracts with a requirement for the Integrated Program Management. Report (IPMR) Data Item Description (DID) DI-MGMT-81861A.