Washington Conveyance Installation Approval by Building Official is a process in which a building official inspects and approves the installation of a conveyance system in a building in the state of Washington. This process ensures that the system is safe and meets all applicable codes and regulations. The types of Washington Conveyance Installation Approval by Building Official include: 1. Inspection and Approval of New Conveyance System Installation: This includes reviewing any documents related to the installation, such as drawings or specifications, conducting a visual inspection of the installation, and approving the installation. 2. Review and Approval of Existing Conveyance System: This includes reviewing any documents related to the existing system, such as drawings or specifications, conducting a visual inspection of the system, and approving the system. 3. Re-Inspection and Approval of Modified Conveyance System: This includes reviewing any documents related to the modification, such as drawings or specifications, conducting a visual inspection of the modification, and approving the modification. 4. Final Inspection and Approval of Conveyance System: This includes conducting a final inspection of the entire system, verifying that all components are properly installed and functioning, and approving the system.