01-26-2015 CC - Laserfiche WebLink

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Mounds View City Hall HVAC Trane will furnish and install an economizer on the existing Trane 15 ton Rooftop Unit and add cottonwood Screens to all the existing Rooftop Units. The existing duct work and diffusers located on the West side of the office will be modified to accommodate slot diffusers in place of the square 2x2 lay ins to allow for better air flow in those spaces. In the boiler room the existing hot water piping that is not insulated will be covered with fiberglass insulation to meet current energy codes. The existing Trane Tracker system will be replaced with a Trane SC system (same as Community Center) and integrated into the Trane SC system. New space and CO2 sensors will be installed and new controllers will be installed on the existing VAV’s. New controls will be added to the existing boilers to allow integration to the Trane SC controls. The existing sump pump will be monitored by The Trane SC. Custom programming and scheduling will be completed in the Trane SC system for optimal energy savings. The Tracer ES graphics will be updated to include an energy dashboard for the City to display if desired. Trane will incorporate a permanent data logger to allow future collection and trending of electrical data for future trending and analysis. Upon completion of the duct and controls work an Air balance and Water balance will be completed to verify that the designed air and hydronic flow is being delivered to the spaces Interior and Exterior Relamp, retrofit and/or replace all existing interior and exterior light fixtures with LED and low wattage fluorescent lamps. All existing 32 watt fluorescent fixtures will be relamped with low wattage lamps, all interior recessed cans to be replaced with LED and all exterior poles and wall packs to be replaced with LED equipment. All fixtures and bulbs will be approved by city representative. 40 kW Solar PV Rooftop System Supply & install one 40 kW solar photovoltaic system on the roof of the Mound View City Hall. This system includes 100 – 410 watt ten-K Solar manufactured, Minnesota made modules as well as 100 reflector panels. This flat roof system is a non-penetrating system that is ballasted and made to set on the existing roof system. The system includes micro inverters, a production meter and all of the system operating components and equipment that are required between the solar PV modules and the Xcel Energy meter. The system includes an online, real-time production monitoring system. 10 year annual service inspections and cleaning will be provided to ensure that the system is performing as designed and that all warranties are applicable. A structural analysis will be conducted before the installation begins to ensure that the roof and structure have the proper load ratings. The City’s current roofing engineer (Inspect) will be consulted about the solar panel system. Mounds View Path and Decorative Pole Lights Replace and retrofit 14 decorative pole lights and 95 park and pathway pole lights with LED lamps and equipment. All fixtures and bulbs will be approved by city representative.