LEED / COMMISSIONING
Current Projects as of July 2021:
SkyCenter One LEED Enhanced CX - The 288,949 SF Office Building is a 9-story building which includes a mechanical penthouse for the chiller plant. The building is provided with chilled water by two water cooled screw chillers, and the chilled water system is configured for variable primary flow pumping. The outside air for the building is provided by two energy recovery units with chilled water cooling coils to pre-condition the air delivered to each air handler serving a floor. Each floor is conditioned by a single VAV central station air handler. A Johnson Controls energy management system is utilized for the HVAC controls system. This project is attempting LEED Certification under the v2009 Core and Shell rating system. The systems commissioned as a part of this project included two water cooled chillers, two cooling towers, condenser water pumps, variable primary loop chilled water pumps, exhaust fan, chilled water air handlers, VAV boxes, Energy Recovery Units, ductless air conditioning units, Building Automation System, lighting controls, a review of the Emergency Generator, domestic electric hot water heaters, plumbing hands free fixtures, and domestic water booster pump(s).
Federal Government HVAC Replacement (approx. 4,410 s.f.) – The project scope includes the Commissioning of a new chilled water VAV AHU, VAV boxes, and new controls for the system which serves an office area on the second floor of this Federal office building.
Tampa Palms Professional Center Commissioning - CEA was retained to provide Commissioning of the new VRF system and energy recovery units installed on the 2nd floor of the building. The Owner had previously had issues with leaking coils and failed condensate pumps. Therefore, a thorough review of the installation, condensate piping, and refrigerant piping was performed so that the Owner could avoid those issues again with the new system.
Dunedin City Hall Commissioning
Celebration C5 Office Building (approx. 103,189 s.f.) – received a rating of LEED Gold certification under the Core & Shell rating system. CEA provided the Energy Model. Some of the design aspects of the building include: High efficiency variable air volume packaged rooftop units, use of non-CFC/HCFC based refrigerants, Energy Recovery wheels for the units serving high occupancy areas, outside air monitoring station, CO2 sensors in high occupancy areas, building energy management system with optimum start and stop controls, high efficiency building envelope, lighting occupancy sensors.
City of Lakeland Solid Waste Facility – CEA provided Enhanced Commissioning for this project which received its LEED Gold Certification for New Construction in May 2013. The systems commissioned included four (4) high efficiency split systems, exhaust fans, lighting controls which incorporated occupancy sensors and daylighting controls, domestic electric hot water heater, and the building automation system (controlled devices, control loops and system integration). As part of the enhanced commissioning services, the O&M documentation was reviewed for completeness and training of the Owner’s operating personnel was witnessed. A commissioning Final Report and System’s Manual was furnished, documenting the results of the commissioning activities. A follow up visit to the site was performed approximately 10 months after occupancy to ensure that the systems continue to operate as intended.
Duke Energy Distribution Control Center – CEA provided Enhanced Commissioning services for this approximately 24,000 sq. ft. single-level building located in St. Petersburg, FL. This project pursued Silver Certification under the LEED 2009 for New Construction and Major Renovations Rating System. The systems commissioned included: three 80-ton air cooled chillers, two redundant 10-ton chilled water VAV air handlers with energy recovery units, two redundant 71-ton chilled water VAV air handlers, VAV boxes with electric resistance heat, five DX ductless split systems, two chilled water computer room air handling units, exhaust fan(s), fire/smoke damper(s), lighting controls which comprised of occupancy and vacancy sensors, one kitchen hood, and the building management system.
GSA Office Building Jacksonville - CEA provided LEED Administrative services for this 40,286 s.f. building in Jacksonville, FL which was LEED Silver Certified under the v2009 of the LEED Commercial Interiors rating system in October 2012.
Hillsborough Area Regional Transit (HART) 21st Avenue Renovation - CEA provided LEED Enhanced Commissioning services for this 25,000 s.f. facility in Tampa, FL which consisted of an 11,000 s.f. addition and a 14,000 s.f. existing building that was renovated. This project received its LEED for New Construction 2009 Silver Certification on March 24, 2014. The systems commissioned consisted of an existing 55 Ton air cooled chiller, 2 existing chilled water pumps, 2 existing chilled water air handling units, new VAV boxes, 2 new energy recovery units, a new 40 ton packaged chiller with integral pumping package, 1 new chilled water air handler, 2 computer room a/c units, exhaust/supply fans, and an existing water heater.
Kyra Infotech - Lakeland, Florida (approx. 2960 s.f.) - received a LEED for New Construction certificate in August 2011 (v2009). CEA provided the Energy Model for this project. Some of the design aspects included: high efficiency building envelope, high efficiency air handling units, water efficient landscaping, and low consumption/low flow fixtures.
Largo Community Center - received a LEED NC Platinum rating in March 2011. As of that date, there were only 3 other LEED NC Platinum rated buildings in the state of Florida. CEA provided Mechanical design, Plumbing design, and Fire Protection design for this new construction project, as well as the Energy Modeling. The HVAC System for this 27,684 square foot building contained air cooled chillers, a central station air handling unit, energy recovery units, VAV boxes, duct silencers, and a state-of-the-art HVAC Control system. The Plumbing System consisted of a high efficiency gas water heater for the kitchen and a passive solar water heating system for the main restrooms. The plumbing fixtures selected reduced the estimated water consumption by 43%.
Magnify Credit Union (formerly Community First Credit Union) in Lakeland, Florida was awarded the LEED Gold Certification in November 2009 by USGBC under the New Construction rating system v2.2. CEA provided Mechanical and Plumbing design and the Energy Model for this project. This building was touted as Florida's First "Net Zero Energy" Commercial Building. Some of the work done here included a gray water system for the restrooms, low consumption/low flow fixtures, high efficiency air handling units, and a large array of photovoltaic panels.
Mosaic Building Corporate Headquarters - Built in Lake Hutto, Florida as the headquarters for Mosaic's phosphate business unit and supply chain group, CEA provided the LEED Enhanced Commissioning and was also the LEED Administrator for this 110,000 square foot, 4-story building. Mosaic received a LEED Gold Certification under the New Construction rating system for this building in November 2011. One of the interesting aspects of this project is the high reflectivity, low heat-gain glazing, used to maintain low heat loads on the mechanical system and decrease utility demand.
Pasco County Utilities Administration Building - CEA provided Enhanced Commissioning Services under the LEED BD+C: New Construction v2 LEED 2.2 rating systems for this new 49,995 sq. ft. building in Land O' Lakes, FL. This project received LEED Silver Certification in February 2016. Systems commissioned included DX VAV rooftop units, DX ductless split systems, exhaust fans, building pressure relief operations, demand control ventilation, and the building management system.
Pinellas County Public Works Complex - CEA provided LEED Enhanced Commissioning services of the Administration Building and Centralized Communications Center for Pinellas County’s new Public Safety Facility. The 233,100 square feet building houses the County’s new emergency operations center, emergency communications and 911 call center, sheriff’s administrative/operational headquarters and dispatch center, and emergency medical services. The facility has the capability to withstand winds of over 200 mph and the forces of a 10,000 year storm event. During a natural disaster or other crisis, the facility will remain fully operational to lead recovery efforts and provide for continuous emergency communications. The entire facility is comprised of three buildings, the Administration Building and Centralized Communications Center, Vehicle Maintenance Building, Centralized Energy Plant, and a parking garage. The Administration Building and Centralized Communications Center received LEED Certification under the LEED 2009 NC rating system on July 21, 2015. Although not attempting LEED certification, the facility’s Centralized Energy Plant is also being commissioned as it is furnishing the chilled water and backup power for the Administration Building.
The systems commissioned included: 500-ton centrifugal chillers, geothermal condenser water loop, a 500-ton air cooled chiller which will be used as back up, redundant chilled water primary and emergency loops, chilled water VAV air handlers with electric resistance heat located in the VAV boxes, chilled water blower coil / fan coil units with electric strip heat, chilled water computer room air conditioning units, exhaust/relief fans, commercial kitchen hoods and their associated supply and exhaust fans, instant hot water heaters / storage tank water heaters, and chilled water and condenser water pumps.
Polk State College Chain of Lakes High School in Winter Haven, FL - CEA was retained to provide Enhanced Commissioning for this school which received a LEED Gold Certification in May 2012 under the LEED for Schools v2009 rating system. This 15,000 square foot building was built to be the permanent home for the high school. Some of the design aspects for the building included a high-efficiency building envelope, cistern collecting rainwater, day lighting controls, and a high efficiency HVAC.
Progress Energy Operations Center - Wildwood, FL - At approximately 27,000 square feet, this building is the new Northern Transmission Headquarters and Emergency Control Center for Progress Energy. CEA provided Fundamental Commissioning for this project. It was awarded LEED Silver Certification under New Construction v2.2 rating system on January 31, 2011. This was the first LEED project for Progress Energy, and they followed shortly afterwards with one in Crystal River, FL. Some of the design aspects included: high efficiency air cooled chiller, variable volume air handling unit, premium efficiency chilled water pumps, an energy recovery ventilator, high efficiency ductless split systems, use of non-CFC/HCFC based refrigerants, emergency back-up generator, outside airflow monitoring station, building management system, water efficient landscaping, high efficiency building envelope, and lighting.
Progress Energy Crystal River - LEED Enhanced Commissioning - CEA was the Commissioning Authority for this new construction. This project received LEED Silver Certification under the New Construction rating system. Some of the design aspects of the building included: DX VAV RTUs, constant volume DX RTUs serving the IT Rooms, roof mounted exhaust fans, low flow water fixtures, high efficiency building envelope and kitchen, lab, and welding hoods.
St. Petersburg Fire Station #8 - Fundamental Commissioning - At approximately 4,340 square feet, this fire station in St. Petersburg, Florida received LEED Gold Certification under the New Construction rating system on March 01, 2012.
Some of the design aspects of the building include: high efficiency variable refrigerant flow heat pumps, use of non-CFC/HCFC based refrigerants, an energy recovery wheel, increased outside air ventilation (30% more than required by ASHRAE Standard 62.1-2004), high efficiency building envelope, lighting occupancy sensors, and reduced exterior lighting pollution.
Sarasota County Fire Stations #3 - This project received LEED Silver certification under the New Construction rating system. Some of the design aspects of the building include: high efficiency air handling units, high efficiency building envelope, gray water systems for irrigation and restrooms, solar hot water heating, low flow/low consumption plumbing fixtures, non CFC/HCFC refrigerants, high efficiency lighting with occupancy sensors.
Sarasota County Fire Stations #15 (approx. 8190 s.f.) – This project received LEED Silver certification under the New Construction rating system. Some of the design aspects of the building include: high efficiency air handling units, high efficiency building envelope, gray water systems for irrigation and restrooms, solar hot water heating, low flow/low consumption plumbing fixtures, non CFC/HCFC refrigerants, high efficiency lighting with occupancy sensors, outside air monitoring.
USF Golf Training Facility (approx. 5,000 s.f.) – CEA provided Mechanical and Plumbing design, as well as the Energy Model for this project which achieved LEED Certification under the 2009 New Construction rating system. Mechanical design included a VAV change-over system consisting of a single DX, constant volume air handler with two (2) 5-ton condensing units. An energy recovery unit was utilized to pre-treat the outside air being delivered to the air handling unit. CEA also performed Fundamental Commissioning.
VA VISN at Franklin Templeton in St. Petersburg, FL - CEA was retained to be the LEED Administrator and the Commissioning Authority for this 37,062 sq. ft. renovation of an existing building. Although the goal initially was to obtain LEED Certification, enough points were earned to achieve LEED Silver Certification in January 2012. As part of the LEED Administrator work, CEA also performed the LEED Energy Model, documenting the project’s energy cost under the 2009 Commercial Interiors rating system. The project utilized high efficiency lighting and controls, high efficiency water fixtures in the tenant space, energy star rated equipment, and furniture and finishes which were in compliance with the LEED requirements.
USPS Tampa PDC Chiller CX (Completed 02/2021) - The 310,250 SF Processing and Distribution Center is a single building which includes approximately 140,000 SF workroom floor, and three levels of administrative office areas. The building is provided with chilled water by two central chiller plants, designated as the East and West chiller plant. Each chiller plant consists of two water cooled chillers, two cooling towers, and chilled water pumps which are configured in a primary-secondary arrangement. The two chiller plants are piped together so that chilled water can flow from one plant to the air handler of the second plant by manually opening or closing the valves located on the second level of the building. An existing KMC Controls energy management system is utilized to control of all of the above systems. The systems located in the West Chiller Plant were commissioned as a part of this project, and included two water cooled chillers, two cooling towers, two condenser water pumps, three primary loop chilled water pumps, two secondary loop chilled water pumps, and one exhaust fan.