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.
Subpart 11.4âDelivery or Performance Schedules. 11.401 General. (a) The time of delivery or performance is an essential contract element and shall be clearly stated in solicitations. Contracting officers shall ensure that delivery or performance schedules are realistic and meet the requirements of the acquisition.