General maintenance services provided by the engineering staff include, but are not limited to: replacing light bulbs and/or ballasts, replacing ceiling tiles, maintenance of locks, re-keying and key duplicating, minor plumbing, and occasional installations such as tenant-owned artwork, keyboard trays, or window coverings, etc. These service requests should be entered in Building Engines. Some engineering services may be billable depending on the work required, the material used, and the amount of time spent on the project. When labor and materials exceed $100.00, the Building Office will ask the authorized tenant representative to sign a Tenant Work Authorization (TWA) to authorize the estimated charge. Please call the Building Management Office for more information.