The 1972 Convention for Safe Containers has two goals. One is to maintain a high level of safety of human life in the transport and handling of containers.– Annex I contains regulations for the testing, inspection, approval and maintenance of containers. These rules shall be known and cited as the Local Rules for the Superior Court of. California, County of Contra Costa. (2). There are several inexpensive public transit options in Walnut Creek, including bus routes and two BART stations (Walnut Creek and Pleasant Hill). The convention requires that any container used for international transport must be fitted with a valid safety approval plate (CSC Plate).