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.
The Service Contract Act of 1965. ï The Service Contract Act (SCA) applies to most federally funded. contracts and subcontracts in excess of $2,500.00, when the principal. purpose is to furnish services by service employees. It requires. employers to pay service employees no less than the prevailing wage.