Any mattress elevated higher than the surrounding area needs to have use of or egress from it by motor vehicles or people facilitated by provision of ramped or stepped edges There are already a lot of scenarios of EMAS methods Doing work as made in true-life scenarios; these examples include: https://www.propanraya.com/raih-emas-logam-mulia-gratis-melalui-promo-semangat-45-tahun-propan