ice equipment; however, it may not be part of an overall service contract, depending on initial and ongoing maintenance cost. Potential equipment sup- pliers are encouraged to quote stand-alone equipment with pricing separate from maintenance cost. Preference will be given to potential suppliers who can demonstrate successful, satisfactory business rela- tionships with similar class customers. PRACTICAL IP AND TELECOM FOR BROADCAST ENGINEERING AND OPERATIONS Network Clock RJ 11/ E1/T1 31/45 E3/DS3 802.xx E3/DS3 Router 802.xx OC3/STM1 SMPTE Common Codec 802.xx Network Interface Equipment Station FIGURE 7-2 Premises Equipment Architecture and Network Interface Design and Installation Services Services and material of the type required and described in this document are complex and risky. This SOW covers lifting, assembly, and installation of a passive transmission system on and at or near the top of tall tower structures. The major components of the system include a gas stop, transmission line components, hangers, an elbow complex, and an antenna. Successful completion of the work requires specialized technical knowledge and heavy lifting equipment. Pref- erence will be given to service providers deemed in possession of these attributes: An established business of providing services such as contem- plated A strong, accident-free safety record The continuous employment of key management and site crew personnel A stable financial condition with insurance adequate to cover all risks at each site Good relationships with tower designers and manufacturers capable of providing material and design knowledge sufficient to support modifications to existing towers, foundations, and guy cable 7 SPECIFYING EQUIPMENT AND SERVICES An established relationship with third-party structural engineer- ing firms, or regular employment of professional engineers li- censed to do business and practice their profession in the state or states where the work will be performed SCOPE OF WORK The scope of work will consist of three phases: plann