Construction Drawing Abbreviations. The following is a list of abbreviations found on a typical set of construction drawings designed to help you interpret information on your blueprints.
IDMS. IDMS is primarily a network database management system for mainframes. It was first developed at B.F. Goodrich and later marketed by Cullinane Database Systems. Since 1989 the product has been owned by Computer Associates, who renamed it Advantage CA-IDMS and later simply to CA IDMS.
RTEMS is an open source real time embedded operating system. RTEMS is similar to vxWorks in size and functionality. It has many features including a network stack, file systems, POSIX APIs and more. It runs on the x86, PowerPC, m68k/Coldfire, ARM, MIPS, SPARC, and AVR architectures.