Article 1 — Description
1.1 Installation . Furnish and install high mast illumination assemblies .
1.2 Replace Luminaires (Light Fixtures). Remove and replace existing luminaires.
Article 2 — Materials
Provide new materials that comply with the details shown on the plans, the requirements of this Item, and the pertinent requirements of the following Items . Item 441, “Steel Structures” Item 442, “Metal for Structures” Item 445, “Galvanizing” Item 616, “Performance Testing of Lighting Systems” Item 620, “Electrical Conductors” Fabrication plants that produce high mast rings and support assemblies must be approved in accordance with DMS -7380 , “Steel Non -Bridge Member Fabrication Plant Qualification.” The Department maintains an MPL of approved high mast ring and support assembly fabrication plants. Furnish light fixtures from new materials in accordance with DMS -11020 , “High Mast LED Light Fixtures.” Furnish other high mast components from new material in accordance with DMS -11021 , “High Mast Illumination Assembly Kits.” Provide pre- qualified high mast illumination assembly kits and light fixtures from the Department’s MPL. When required by the Engineer, notify the Department in writing of selected materials from the MPL intended for use on each project. Do not provide shop drawings for high mast ring and support assemblies fabricated in accordance with this Item and as shown on the plans. For proposed deviations that do not affect the basic structural behavior of the high mast ring and support assembly, electronically submit shop drawings in accordance with Item 441. The submission of shop drawings is only required the first time each proposed non- structural deviation is used. Structural deviations from the approved drawings are not permitted.
Article 3 — Construction
Perform work as shown on the plans and in accordance with this Item.
3.1 Installation . Permanently mark each high mast ring and support assembly with the insignia of the fabrication
plant. Place the mark at an approved location. Galvanize the ring assemblies, assemble the ring halves and support assembly in the shop to ensure proper fit, and match- mark the ring halves and support assembly before shipping. Prevent scarring or marring of the ring assemblies. Replace damaged components. Repair damaged galvanized areas of the ring assembly in accordance with Section 445.3.5., “Repairs.” Test ins talled luminaires in accordance with Item 616. 855 3.2. Replace Luminaires. Remove existing luminaires. Furnish and install luminaires in conformance with the details, dimensions, and requirements shown on the plans. Orient and aim luminaires in the same direction as the original luminaires or as shown on the plans. Test installed luminaires in accordance with Item 616.
Article 4 — Measurement
This Item will be measured as each high mast illumination assembly installed , or by each luminaire set replaced.
Article 5 — Payment
The work performed and materials furnished in accordance with this Item and measured as provided under “Measurement” will be paid for at the unit price bid for “ Install High Mast Illumination Assemblies” or “Replace High Mast Luminaires” of the types specified. The Department will pay for electrical energy consumed by the lighting system. New poles for high mast illumination assemblies will be paid for under Item 613, “High Mast Illumination Poles.” New electrical services will be paid for under Item 628, “Electrical Serv ices.”
5.1 Installation . This price is full compensation for furnishing, installing , and testing light fixtures, wire rope,
rings , and ring support assemblies; aiming light fixtures; furnishing and installing obstruction lights, hoisting assemblies, power drive assemblies, transformers, conductors on the load side of the high mast pole’s disconnect, electrical equipment, electrical cord, and junction boxes and enclosures; conducting system performance testing; and materials, equipment, labor, tools, and incidentals.
5.2 Replace Luminaires. This price is full compensation for removing, salvaging, disassembling, and stockpiling
existing luminaires; furnishing and installing new luminaires, connections, and conductors on the high mast ring; replacing damaged components; disposing of unsalvageable materials; and materials, equipment, labor, tools, and incidentals.