AABC CxA Commissioning
81st Army Reserve
81st RSC Reset – Louisville, KY
MCLB Building 2235 HVAC Replacement, Albany, GA
Plumbing 81st Reset – Augusta, GA
RSC Reset Plumbing – Savannah, GA
C-130 Squadron Operations Facility – Savannah, GA
RSC Reset – Garner, NC
RSC Reset – Hickory, NC
RSC HVAC Reset – St. Petersburg, FL
RSC Reset – Ft. McClellan, AL
RSC Reset – Lexington, KY
RSC Reset – Nashville, TN
Plumbing Reset – Knoxville, TN
RSC Reset – Orlando, FL
RSC Reset – New Orleans, LA
Ross Collins HVAC Upgrades ESSER II
Meridian Public School District
Project Location: Meridian, MS
DBES Role: Mechanical engineer of record
Complete HVAC renovation for 78,000 sqft technical center
New HVAC system includes heat-recovery VRF, DOAS, ventilation, and exhaust systems
VRF system includes 150 tons of capacity with 86 indoor units and 7 outdoor heat pumps
DOAS systems for indoor air quality
Ventilation and exhaust systems for technical labs
Status: Completion anticipated January 2024
HEERF Hinds Central Chilled Water Plant
Hinds Community College
Project Location: Raymond, MS
DBES Role: Mechanical engineer of record and prime professional
HVAC renovation of air-cooled chiller plant that serves multiple buildings on campus
Project includes new 270 ton air-cooled chiller, 15 new hydronic pumps, relocation of two existing air-cooled chillers, redesign of chilled water piping system
Status: Completion anticipated September 2023
HEERF Hinds Student Union HVAC Renovations
Hinds Community College
Project Location: Raymond, MS
DBES Role: Mechanical engineer of record and prime professional
Renovation of 22,500 sqft facility with new VRF and DOAS HVAC system
VRF system includes heat recovery, 5 outdoor heat pumps and 32 indoor units
Environmental abatement of facility
Status: Completion anticipated September 2023
Hardy-Puryear Hall HVAC Renovations
Hinds Community College
Project Location: Raymond, MS
DBES Role: Mechanical engineer of record and prime professional
Renovation of 22,500 sqft facility with new VRF and DOAS HVAC system
VRF system includes heat recovery, 5 outdoor heat pumps and 32 indoor units
Environmental abatement of facility
Status: Completion anticipated September 2023
Ridgeland High School Control Upgrades
Madison County Schools
Project Location: Meridian, MS
DBES Role: Mechanical engineer of record and prime professional
Controls upgrade project for 170,000 sqft high school facility, which included AHUs, DOAS, FCUs BCUs, chillers, boilers, pumps
New DOAS systems for weight room and locker rooms
Status: Completion anticipated July 2023
Sheffield-Woolley Hall HVAC Renovations
Hinds Community College
Project Location: Raymond, MS
DBES Role: Mechanical engineer of record and prime professional
Renovation of 42,000 sqft dormitory with new VRF and DOAS HVAC system
VRF system includes 85 tons with 118 indoor units and 19 outdoor heat pumps
Environmental abatement of facility
Status: Completion anticipated June 2023
Meridian High School HVAC Controls ESSER II
Meridian Public School District
Project Location: Meridian, MS
DBES Role: Mechanical engineer of record
Controls upgrade project for 185,000 sqft high school facility, which included AHUs, RTUs, BCUs, VAV, chillers, boilers, pumps
New DOAS system for Activities Building
Status: Completed 2023
Greaves Hall HVAC Renovations
Hinds Community College
Project Location: Raymond, MS
DBES Role: Mechanical engineer of record and prime professional
Renovated 24,000 sqft dormitory with new VRF HVAC system
51 tons of HVAC with 10 outdoor heat pumps and 26 indoor units
Status: Completed 2023
Hinds Cafeteria Kitchen and Dish Machine Renovations
Hinds Community College
Project Location: Raymond, MS
DBES Role: Mechanical engineer of record and prime professional
Expanded and renovated kitchen of the cafeteria with new carousel dish machine, exhaust system, ceiling, and new LED lights.
Status: Completed 2022
Marshall Hall HVAC Renovations
Hinds Community College
Project Location: Raymond, MS
DBES Role: Mechanical engineer of record and prime professional
Renovated 14,000 sqft dormitory with new VRF HVAC system
39 tons of HVAC with 8 outdoor heat pumps and 14 indoor units
Status: Completed 2022
Magnolia Speech School Bozeman Road Campus
Magnolia Speech School
Project Location: Madison, MS
DBES Role: Plumbing engineer of record
Provide plumbing design for 31,500 square foot new school building for special needs children
Plumbing design includes drinking fountains, sinks, lavatories, urinals, water closets, floor drains, water heater, and piping systems
Status: Completed 2022
Indoor Air Quality Project
Madison County Schools
Project Location: Madison County, MS
DBES Role: Mechanical engineer of record and prime professional
Provide and install mechanical air cleaners in all HVAC units across all 23 Madison County School’s campuses to reduce the transmissibility of Covid-19 and other pathogens
Bi-polar ionization devices are the basis of design
Status: Completed 2021
Madison District Office HVAC Upgrades
Madison County Schools
Project Location: Ridgeland, MS
DBES Role: Mechanical engineer of record and prime professional
Approximately 80,000 square feet in project scope
Replacement of 74 VAV terminal units while the building remains occupied
Provide for individual administration space temperature control
Install new standby boiler to provide 100% backup in the event of boiler failure
Refurbish existing air-cooled chiller with new compressors and condenser fans
Replace RTU that reached its end of life with a new properly sized unit
Improve indoor air quality with the installation of mechanical air cleaners
Status: Completed 2021
Saint Joseph Catholic School
Catholic Diocese of Jackson
Project Location: Greenville, MS
DBES Role: Mechanical engineer of record and prime professional
Approximately 65,000 square feet in project scope
Replacement of entire chilled water with new VRF system
Replace existing boilers with more efficient condensing boilers
Provide for individual classroom and administration space temperature control
Improve indoor air quality with the installation of mechanical air cleaners
Status: Completed 2020
Madison Central High School HVAC and Interior Improvements – Phase 1 & 2
Madison County Schools
Project Location: Madison, MS
DBES Role: Mechanical engineer of record and prime professional
Approximately 127,000 square feet in project scope
Replace 31 constant volume water source heat pumps with variable volume type
Provide for individual classroom and administration space temperature control
Improve indoor air quality with the installation of mechanical air cleaners
Status: Completed 2020
Residential College Boiler Replacement Project
University of Mississippi
Project Location: University, Mississippi
DBES Role: Mechanical engineer of record and prime professional
Replace one 3,000 MBH boiler and boiler controls
Status: Completed June 2019
Hinds County Development Works
Johnson Controls, Inc.
Gathered mechanical equipment information, condition, and performance data to determine if the equipment was a candidate for replacement by Johnson Controls’ Performance Contract Division
Assisted in the development of equipment replacement work scopes
Specified replacement equipment and developed construction plans for bidding
Reviewed project scope and performed a field walk through with contractors
Status: Complete 2018
Olde Towne Middle School, Ridgeland High School, and Madison Central High School Energy and HVAC Study
Madison County Schools
Gathered existing HVAC equipment information, condition, and performance data
Evaluated existing equipment life expectancy and energy efficiency
Developed heating and cooling models of buildings to determine optimal capacities
Recommended equipment upgrades with energy savings and payback information
Olde Towne Middle School HVAC and Interior Improvements - Phase 1 & 2
Madison County Schools
Project Location: Ridgeland, MS
DBES Role: Mechanical engineer of record and prime professional
Replacement of HVAC system during 2017 & 2018 summer break
Approximately 88,000 square feet in project scope
Replace 23 constant volume water source heat pumps with variable volume type
Provide for individual classroom and administration space temperature control
Improve indoor air quality with the installation of mechanical air cleaners
Status: Completed 2018
National Center for Physical Acoustics - Mechanical Renovations
University of Mississippi
Audited existing systems with recommendations for improvements
Approximately 79,000 square feet in project scope
Replaced HVAC components and pneumatic controls systems with direct digital controls
Provide better space temperature control
Upgraded supply and return air fans on 6 air handling units to increase comfort and save energy
Status: Completed 2018
Grenada USP 797 Pharmacy Renovations
University of Mississippi Medical center
Provided the design to upgrade the Grenada Hospital Pharmacy to meet the new compounding guidelines of USP 797
Retrofitted the current system to provide adequate air changes per hour and room pressurization
Provided construction administration for project
Status: Completed 2018
The Hackett-Bower Clinic
Magnolia Speech School, Jackson, MS
Utilized variable refrigerant heat pump technology to provide controls to teachers in classrooms.
Installed energy recovery ventilation air to reduce energy costs
Commissioning and Retro-Commissioning
Completed Retro-Commissioning of Medical Assurance Company of Mississippi (MACM)
MACM is an approximately 15,000 square foot facility
Through the Retro Commissioning process inefficiencies were discovered in the building construction and HVAC system
Multiple measures were taken to correct these inefficiencies
Energy Audits
Experience related to the requirements of Level 1, Level 2 and Level 3 energy audits
The energy audits consist of utility analysis, calculations, energy simulations, life cycle cost analysis and documentation
Identification of Energy Conservation Measures (ECM)
Development of Facility Improvement Measures (FIM)
The following facilities/clients represent a sample of where energy audits have been performed:
Coahoma Community College
Boswell Regional Center
Jones County Junior College
North Mississippi Regional Center
Mississippi Valley State University
Mississippi Department of Transportation