Washington State Patrol EV Charging Infrastructure

Electrical Engineering Scope

Solar-Ready Future PV Capacity

Integrated Power, Safety & Security

Project Overview

Columbia Engineering Group provided electrical engineering for a new Washington State Patrol equipment building. The facility protects a high-value, mission-critical asset that had previously faced weather exposure and vandalism risk.

CEG designed the power, lighting, fire alarm, and security systems for the new building. In addition, the electrical infrastructure supports future solar installation.

Protecting a Mission-Critical Asset

The project addressed both physical protection and electrical reliability. Previously, the asset remained exposed to outdoor conditions and potential vandalism.

Therefore, the new building needed dependable power, lighting, life safety, and security systems. CEG also planned for future energy upgrades so the electrical infrastructure could support photovoltaic panels later.

Electrical Engineering Scope of Work

CEG provided a complete electrical design focused on reliable operation, security, life safety, and future flexibility.

Power Distribution

CEG designed the power distribution system to support the building’s operational needs. The team also coordinated utility fault contributions as part of the electrical analysis.

Electrical System Studies

CEG completed fault current analysis, an arc flash study, load calculations, and voltage drop analysis. Together, these studies supported safe and reliable system performance.

Interior & Exterior Lighting

CEG designed LED lighting for both interior and exterior areas. Lighting controls also support efficient operation, visibility, and site security.

Fire Alarm System

The fire alarm system provides early warning and supports life safety within the equipment building. CEG integrated the design with applicable NFPA requirements and WSP protocols.

Intrusion Detection

CEG designed an intrusion detection system to strengthen facility security. The system supports alarm functions and remote monitoring capabilities.

Solar-Ready Infrastructure

CEG designed the electrical infrastructure to accommodate future photovoltaic panels. As a result, WSP can add solar generation later without starting from a completely new electrical approach.

Project Outcome

The new equipment building provides a protected environment for a high-value Washington State Patrol asset. CEG’s electrical design supports reliable power, efficient lighting, life safety, and facility security.

In addition, detailed electrical studies helped support system performance and safety. The solar-ready design also gives WSP greater flexibility for future energy improvements.

As a result, the facility addresses current operational needs while preparing the electrical infrastructure for future upgrades.

What Made This Project Stand Out

Protection for a Mission-Critical Asset

The new building protects valuable equipment from weather exposure and vandalism risk.

Detailed Electrical System Analysis

CEG completed fault current, arc flash, load, and voltage drop studies to support safe and reliable operation.

Integrated Security and Life Safety

Fire alarm and intrusion detection systems help protect both the facility and the equipment inside it.

Future Solar Readiness

The electrical design allows WSP to add photovoltaic panels as part of a future sustainability upgrade.

Eastern State Hospital Parking Lots Callbox System

14 Emergency Callbox Towers

Solar + Battery Standalone Power

Cellular Independent Communication

Project Overview

Columbia Engineering Group provided electrical engineering for the Eastern State Hospital Parking Lots Callbox System in Medical Lake, Washington. The project added 14 emergency callbox towers throughout the hospital campus.

Each tower operates independently using solar panels with battery backup and cellular communication. As a result, the callboxes do not require a connection to the State’s network.

Standalone Emergency Communication

The callbox system gives campus users a direct way to request help from parking and outdoor areas. When activated, each tower provides its location and enables two-way communication.

In addition, each tower follows a programmed call sequence. The system contacts designated phone numbers, including the campus switchboard, before calling 911 if no one responds.

Electrical Engineering Scope of Work

CEG designed the electrical and communication systems needed to support reliable standalone operation across all 14 callbox towers.

Emergency Callbox Network

The project added 14 emergency callbox towers throughout the Eastern State Hospital campus.

Solar & Battery Power

Solar panels energize each callbox tower, while battery backup supports continued standalone operation.

Cellular Communication

The towers communicate through cellular service rather than connecting to the State’s network.

Programmed Call Routing

The system contacts a series of designated phone numbers. If no one responds, the call sequence continues to 911.

Remote Monitoring & Diagnostics

The design includes a web portal for remote monitoring and system diagnostics across all 14 callbox towers.

Project Outcome

The Eastern State Hospital callbox project created a standalone emergency communication network across the campus. Solar power, battery backup, and cellular service allow the towers to operate without State network connections.

In addition, location reporting, two-way communication, programmed call routing, and remote diagnostics support emergency response and ongoing system oversight.

What Made This Project Stand Out

14 Emergency Callbox Towers

The project added emergency communication points throughout the Eastern State Hospital campus.

Independent Power and Communication

Solar power, battery backup, and cellular service allow each tower to operate independently.

Emergency Call Escalation

The programmed call sequence contacts designated campus numbers before routing unanswered calls to 911.

Remote System Monitoring

A web portal provides remote monitoring and diagnostics for all 14 emergency callbox towers.

Gateway Substation

3 Steel Frame Types

NESC + ASCE Design Standards

Structural Engineering & Steel Design

Project Overview

Columbia Engineering Group provided structural engineering and steel design for Gateway Substation in Richland, Washington. The project included structural systems for a new electrical substation serving the City of Richland.

The project included modular tapered steel structures designed to support electrical equipment and transmission components. CEG developed A-frames, H-frames, and T-frames as part of the substation structural system.

Structural Design for Utility Infrastructure

Substation structures must resist several types of loading while supporting critical electrical equipment. Therefore, CEG performed structural analysis for wind, seismic, and equipment loads.

The project also required practical fabrication and installation details. As a result, the structural design accounted for connection detailing, base plates, galvanizing, and field installation.

Structural Engineering Scope of Work

CEG provided structural analysis, steel design, connection detailing, and fabrication support for the new electrical substation.

Modular Steel Structures

CEG designed modular tapered steel A-frames, H-frames, and T-frames for the new electrical substation.

Structural Load Analysis

CEG analyzed wind, seismic, and equipment loads in accordance with applicable NESC and ASCE standards.

Connection & Base Plate Design

The structural scope included connection detailing and base plate design for the modular steel support structures.

Fabrication & Installation Support

CEG coordinated the structural details to support efficient fabrication, galvanizing, and field installation.

Project Outcome

Gateway Substation received structural support systems designed for the long-term demands of electrical utility infrastructure serving the City of Richland.

CEG combined standards-based structural analysis with fabrication-ready detailing. As a result, the design supports constructability, efficient installation, durability, and long-term substation performance.

What Made This Project Stand Out

Three Modular Steel Frame Types

A-frames, H-frames, and T-frames support electrical equipment and transmission components throughout the substation.

NESC and ASCE Load Analysis

CEG evaluated wind, seismic, and equipment loads using applicable utility and structural design standards.

Fabrication-Ready Structural Detailing

Connection and base plate designs support efficient fabrication, galvanizing, and field installation.

Designed for Long-Term Utility Service

The structural package was coordinated for constructability, durability, and long-term performance of the substation infrastructure.

Yakima Valley School Campus Generator Replacement

141,000 Square Foot Facility

3 Generators Replaced

8 Automatic Transfer Switches

Project Overview

Columbia Engineering Group provided electrical and mechanical engineering for the Yakima Valley School Campus Generator Replacement project in Selah, Washington. The 141,000 square foot nursing facility relies on emergency power systems to support critical operations across multiple cottage clusters.

The campus originally relied on four aging diesel generators. After one unit failed, it was replaced through an emergency project. An emergency chiller was also added so critical cooling could operate on generator power.

Phase 2 replaced the remaining three generators and modernized the supporting electrical infrastructure. The work improved backup power reliability while bringing the essential electrical system into alignment with current code requirements.

Critical Power for an Active Nursing Facility

Reliable emergency power is especially important in a healthcare environment. Therefore, the project had to support more than basic building loads during an outage.

CEG reconfigured the essential electrical system into its required branches and transferred additional loads to generator power. HVAC equipment and fire alarm connections were also integrated so critical facility systems could remain supported during power interruptions.

Engineering Scope of Work

CEG coordinated generator replacement, electrical distribution upgrades, essential system reconfiguration, and mechanical load integration across the campus.

Generator Replacement

Phase 2 replaced three aging diesel generators. The new equipment included one 500kW generator and two 100kW generators to support campus emergency power needs.

Transfer & Distribution Equipment

The upgrade included eight automatic transfer switches, three manual transfer switches, five panelboards, and a new switchboard. Together, this equipment improved emergency power distribution across the facility.

Essential Electrical System

CEG separated the essential electrical system into its required branches and updated the configuration to meet current code. Several loads were also moved from normal power to generator-backed service.

HVAC & Emergency Cooling

HVAC loads were added to the emergency power system to support facility operations during outages. The earlier emergency phase also added a chiller that could operate on generator power.

System Coordination & Reliability

CEG coordinated multiple load transfers, fire alarm connections, generator-backed HVAC, and electrical distribution changes as one integrated system. The design focused on reliable operation, code compliance, and flexibility for future facility needs.

Project Outcome

The Yakima Valley School generator replacement modernized critical backup power infrastructure for an active nursing facility. Three aging generators were replaced while major distribution and transfer equipment was upgraded across the campus.

The project also expanded what the emergency power system could support. HVAC, cooling, fire alarm connections, and other critical loads were integrated into the revised configuration.

As a result, the facility gained a more reliable and code-compliant emergency power system designed to support continuity of operations during outages.

What Made This Project Stand Out

Critical Healthcare Backup Power

The upgraded system supports emergency power needs for an active nursing facility and its campus operations.

Essential System Reconfiguration

CEG separated the essential electrical system into required branches and brought the configuration up to current code.

Emergency Cooling Integration

Generator-backed HVAC and emergency cooling increased the facility’s ability to maintain critical environmental conditions during outages.

Large-Scale Electrical Modernization

New generators, transfer switches, panelboards, switchgear, and load changes were coordinated as one campus-wide emergency power upgrade.

Eastern State Hospital FSU Chiller Replacement

800,000 SF Campus

2 Chillers Replaced

3 Chiller System

Project Overview

Columbia Engineering Group provided mechanical and electrical engineering for the Eastern State Hospital FSU Chiller Replacement project in Medical Lake, Washington. The hospital campus encompasses approximately 800,000 square feet and supports critical healthcare operations.

Two of the three chillers serving several wards had failed and required replacement. Because cooling was essential to ongoing facility operations, CEG addressed both the immediate equipment failure and the conditions affecting long-term system performance.

Finding the Cause of Premature Chiller Failure

One failed chiller was only halfway through its expected service life. Therefore, simply replacing the equipment would not have addressed the underlying problem.

CEG evaluated the installation and found that nearby solid yard walls restricted airflow around the chillers. The team then performed airflow analysis to determine how the enclosure could be improved.

Engineering Scope of Work

CEG combined emergency cooling support, equipment replacement, airflow improvements, and future contingency planning within one coordinated design.

Chiller Replacement

The mechanical scope replaced two failed chillers serving several hospital wards. The design restored permanent cooling capacity while addressing the cause of premature equipment failure.

Airflow Analysis

CEG evaluated airflow around the existing equipment and identified restricted ventilation caused by nearby solid walls. The analysis guided changes to improve operating conditions for the new chillers.

Enclosure Modifications

Select sections of the solid yard wall were removed and replaced with cyclone fencing. This increased ventilation around the equipment and reduced the risk of repeating the same airflow problem.

Temporary Cooling Provisions

The design included permanent connections for temporary chillers. As a result, the hospital can respond more efficiently if future equipment failures require emergency cooling.

Temporary Chiller & Vendor Coordination

CEG coordinated with local vendors to install temporary chillers while the permanent equipment was manufactured and delivered. This approach helped maintain cooling service during the replacement process.

Project Outcome

The project restored critical cooling service while correcting an installation condition that contributed to premature equipment failure. Instead of treating the work as a simple equipment replacement, CEG combined system analysis with targeted site modifications.

The new permanent connections for temporary chillers also strengthened future emergency readiness. As a result, Eastern State Hospital has a more practical path for maintaining cooling service if equipment fails again.

What Made This Project Stand Out

Root Cause Analysis

CEG identified restricted airflow as a contributing factor instead of limiting the project to equipment replacement.

Emergency Cooling Continuity

Temporary chillers helped maintain cooling while replacement equipment was being manufactured and delivered.

Improved Chiller Airflow

Targeted wall modifications increased ventilation around the chillers and improved operating conditions for the replacement equipment.

Future Emergency Readiness

Permanent temporary-chiller connections give the hospital a faster response option if another cooling failure occurs.

Hudson’s Bay High School Trade Facility

7,500 SF Trade Facility

500 SF Wood Mezzanine

4 Engineering Disciplines

Project Overview

Columbia Engineering Group provided mechanical, electrical, plumbing, and structural engineering for the Hudson’s Bay High School Trade Facility in Vancouver, Washington. The project involved construction of a new 7,500 square foot trades training facility.

The building includes specialized systems and structural elements designed to support hands-on technical education. In addition, the project features a 500 square foot wood mezzanine, woodshop dust collection, high-efficiency HVAC, and advanced electrical systems.

Engineering for Hands-On Trades Education

The facility required building systems that could support specialized training activities rather than a traditional classroom environment. Therefore, CEG coordinated the structural and MEP design around the needs of the trade program.

The project also emphasized energy performance. As a result, the mechanical design incorporates a high-efficiency VRF system with energy recovery ventilation that meets WSEC 2018 standards.

Engineering Scope of Work

CEG coordinated mechanical, electrical, plumbing, and structural engineering for the new trades training facility.

Structural Engineering

CEG designed the foundation, slab-on-grade floors, and a 500 square foot wood mezzanine for the new training facility.

Woodshop Dust Collection

The mechanical design includes a dedicated dust collection system to support woodshop training activities.

VRF & Energy Recovery Ventilation

CEG designed a high-efficiency variable refrigerant flow system with energy recovery ventilation to meet WSEC 2018 standards.

Electrical Systems

The electrical design includes 208Y/120V, 3-phase power and LED lighting with advanced controls.

Multidisciplinary Coordination

CEG coordinated mechanical, electrical, plumbing, and structural engineering to support the specialized requirements of the trades training facility.

Project Outcome

The Hudson’s Bay High School Trade Facility provides a purpose-built environment for hands-on technical education in Vancouver, Washington.

Through coordinated structural and MEP engineering, CEG integrated the building structure, woodshop infrastructure, HVAC, plumbing, power, and lighting systems into one 7,500 square foot facility.

What Made This Project Stand Out

Purpose-Built Trades Training Facility

The 7,500 square foot facility was designed to support specialized hands-on technical education.

Specialized Woodshop Infrastructure

The project includes a dedicated dust collection system and a 500 square foot wood mezzanine.

High-Efficiency HVAC Design

The VRF and energy recovery ventilation systems were designed to meet WSEC 2018 standards.

Trade-Focused Electrical Infrastructure

The electrical design includes 208Y/120V, 3-phase power and LED lighting with advanced controls.

Washington Military Department Moses Lake Readiness Center

1 Discipline

Secure National Guard Facility

Fire Alarm Upgrades

Project Overview

Columbia Engineering Group provided electrical engineering services for the Washington Military Department Moses Lake Readiness Center in Moses Lake, Washington. The project focused on fire alarm system upgrades within a secure National Guard facility that includes offices, recruiting spaces, a gym, commercial kitchen, fitness areas, a munitions armory, locker rooms with showers, and a vehicle sally port.

To support the updated facility layout and system needs, CEG designed improvements to the fire alarm system that enhanced coordination, reliability, and code-aligned functionality. The scope included replacement of the main control panel, new and adjusted field devices, integration with HVAC and sprinkler system connections, and installation of a cellular communication module.

About the Facility

The Moses Lake Readiness Center serves as a secure government facility with a range of operational, training, and support spaces. The building includes:

Offices
Recruiting spaces
Gym
Commercial kitchen
Fitness areas
Munitions armory
Locker rooms with showers
Vehicle sally port

Electrical Scope of Work

This project centered on fire alarm system upgrades within an active National Guard facility. As a result, the electrical scope focused on improving system performance while supporting the building’s updated layout and connected systems.

🔥 Fire Alarm Control Panel

The design replaced the main fire alarm control panel as part of the overall system upgrade.

🔗 HVAC & Sprinkler Integration

The project integrated fire alarm connections with the HVAC and sprinkler systems to support coordinated building system response.

📡 Device Adjustments & New Devices

CEG adjusted existing fire alarm devices to align with updated layouts and added new devices where required.

📶 Communication Reliability

The scope included installation of a cellular communication module to improve fire alarm system reliability.

Project Outcome

The Moses Lake Readiness Center project upgraded key fire alarm infrastructure within a secure National Guard facility in Moses Lake, WA. Through panel replacement, system integration, device updates, and improved communications, the project strengthened the facility’s fire alarm system and supported updated building needs.

Just as importantly, CEG’s electrical design aligned the system with the facility’s operational layout and connected building systems. That approach helped deliver a more coordinated and reliable fire alarm upgrade for a government facility with multiple functional spaces.

What Made This Project Stand Out

Secure Government Facility Context

The project took place within a secure National Guard facility that includes operational, training, fitness, and support spaces.

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Targeted Fire Alarm Upgrade

Rather than a broad electrical renovation, the work focused on a clearly defined fire alarm system upgrade with panel replacement, device coordination, and communications improvements.

Integrated Building Systems

The design tied fire alarm improvements into HVAC and sprinkler system connections for a more coordinated system response.

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Improved Communication Reliability

The addition of a cellular communication module supported enhanced fire alarm system reliability within the facility.

Eastern State Hospital Activity Therapy Building

55,000 Square Feet Renovated

3 Stories, Phased by Floor

0 Plan Review Comments

Project Overview

Columbia Engineering Group provided civil, mechanical, electrical, plumbing, and fire protection engineering for the phased renovation of the Eastern State Hospital Activity Therapy Building in Medical Lake, Washington. This 55,000 square foot, three-story healthcare facility remained partially occupied during construction. As a result, the design team developed a floor-by-floor renovation strategy that supported ongoing operations while major building systems were upgraded.

The building supports a broad range of patient programming. Therefore, the project required a multidisciplinary engineering approach. In addition, the design had to balance constructability, life safety, occupant comfort, and long-term performance. Because adjacent floors remained in use, the work also had to support active healthcare operations throughout the renovation.

About the Facility

The Eastern State Hospital Activity Therapy Building plays an important role in daily patient programming on campus. It provides therapeutic, recreational, and support spaces that serve day-to-day operations. The building includes:

Gymnasium and fitness rooms
Bowling alley
Library
Indoor agriculture area
Wood shop
Commercial kitchen and café
Offices and counseling spaces
Conference rooms

Engineering Scope of Work

The project included upgrades across civil, mechanical, electrical, plumbing, and fire protection systems. Together, these improvements support better safety, reliability, and long-term maintainability throughout the facility.

Mechanical / HVAC

The design replaced the HVAC system and added cooling to the building. In addition, the scope relocated two boilers from an adjacent building and supported the infrastructure needed for new equipment yard areas.

Building Automation

The project replaced the building automation system. It also connected the system to the campus-wide BAS network for remote monitoring and centralized management.

Electrical

The electrical scope replaced the main switchboard and all panelboards. It also upgraded building lighting to LED. In addition, the project replaced the generator and provided backup power for the full building.

Plumbing

The design included a new domestic water service. As a result, the updated building systems could better support long-term facility needs.

Fire Protection

The project added a new fire sprinkler system throughout the building. It also upgraded the fire alarm system and tied it into campus-wide monitoring.

Civil

The civil scope designed two equipment yards with access roads. These areas support relocated and new mechanical equipment associated with the renovation.

Project Outcome

This project shows Columbia Engineering Group’s ability to deliver coordinated engineering for complex occupied healthcare renovations. The project moved through City of Medical Lake and Department of Health plan review without a single plan review comment. In addition, Labor & Industries Electrical Plan Review required only a minor clarification before approval.

At the same time, the project combined phased renovation planning with campus-wide system integration. It also included backup power upgrades, fire protection improvements, HVAC modernization, and utility infrastructure design. As a result, the work improved safety, reliability, monitoring, and long-term operational performance for an active healthcare facility.

What Made This Project Stand Out

Occupied, Phased Renovation

The project supported a floor-by-floor construction sequence while adjacent floors remained occupied. Because of that approach, the building could continue operating throughout the renovation.

Coordinated Multidisciplinary Design

Civil, mechanical, electrical, plumbing, fire protection, and building systems upgrades were integrated into one coordinated design. As a result, the project supported both immediate renovation needs and long-term facility performance.

Strong Review Performance

The project moved through City of Medical Lake and Department of Health review without a single comment. It also received Labor & Industries Electrical approval with only minor clarification.

Campus-Wide Systems Integration

The BAS and fire alarm systems were tied into campus-wide infrastructure. Therefore, the project improved visibility, monitoring, and coordination across the hospital campus.

Eastern State Hospital Pine Lodge Electrical Feeder Replacement

1 Electrical Discipline

3 MV Loops

4 hrs Max Planned Outage

Project Overview

Columbia Engineering Group provided electrical engineering for the Pine Lodge Electrical Feeder Replacement project at Eastern State Hospital in Medical Lake, Washington. The project replaced medium-voltage cabling throughout the campus and brought the system up to current code. The existing cabling had exceeded its service life and had started to fail at termination points.

Because the campus remained operational during construction, the work required careful phasing and outage planning. Therefore, the design limited planned outages to a maximum of four hours. In addition, the project replaced two medium-voltage fused sectionalizing cabinets and the main medium-voltage service entrance equipment.

Engineering Scope of Work

The electrical scope focused on reliability, code compliance, and coordination across the campus distribution network. In particular, the design addressed medium-voltage replacement, phased construction, loop coordination, and utility-related studies.

Medium-Voltage Distribution

The design replaced medium-voltage cabling throughout the campus. As a result, the project addressed feeders that had exceeded their service life and had started to fail at termination points.

Construction Phasing & Outage Planning

The project included a detailed construction phasing sequence. Because campus operations had to continue, the design limited planned outages to no more than four hours.

Service Entrance & Sectionalizing Equipment

The scope replaced two medium-voltage fused sectionalizing cabinets. It also replaced the main medium-voltage service entrance equipment.

Campus Electrical Loop Coordination

The campus includes three medium-voltage loops that allow switching to isolate buildings. Accordingly, the design coordinated the replacement within that looped distribution system.

Power System Studies & Utility Coordination

The project coordinated with the power utility company’s contribution. This included fault current calculations, arc flash study, voltage drop calculations, protective relaying, time current curve coordination, and equipment labeling.

Project Outcome

The project replaced aging medium-voltage cabling and key service equipment at Eastern State Hospital. At the same time, it brought the system up to current code. Because the design used phased construction, planned outages remained limited during implementation.

In addition, the work accounted for the campus’s three medium-voltage loops. It also incorporated utility coordination and supporting power studies. Together, these efforts supported a more coordinated feeder replacement process for the campus electrical system.

What Made This Project Stand Out

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Aging Infrastructure Replacement

The project addressed medium-voltage cabling that had exceeded its service life. In addition, it responded to failures that had started at termination points.

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Limited Outage Strategy

Because the campus remained in operation, outage planning was a key part of the design. Therefore, the phased sequence limited planned outages to a maximum of four hours.

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Three-Loop Campus Coordination

The design worked within a campus system that includes three medium-voltage loops. As a result, the project had to account for switching, isolation, and service continuity.

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Utility and Study Coordination

In addition to equipment replacement, the project coordinated fault current, arc flash, voltage drop, relaying, time current curve, and labeling requirements. This supported a more complete electrical design approach.

Washington State Penitentiary H Building Condenser Replacement

3 Disciplines

In-House Design-Build Delivery

Rooftop Condenser Replacement

Project Overview

Columbia Engineering Group provided mechanical, electrical, and structural engineering for the Washington State Penitentiary H Building Condenser Replacement project in Walla Walla, Washington. The project centers on replacing an existing rooftop-mounted condenser unit that serves multiple coolers and freezers in H Building.

Because food storage operations must remain uninterrupted during construction, the project uses a phased design approach. In addition, the team designed and sized temporary equipment to maintain cooling service while the permanent condenser unit is replaced. The work is also being delivered as a fully in-house design-build effort, with no subconsultants.

Engineering Scope of Work

This project required coordinated mechanical, electrical, and structural engineering to support both equipment replacement and continued facility operation during construction. As a result, the design addresses not only the rooftop condenser replacement itself, but also the temporary cooling measures needed to keep the building’s cooler and freezer systems in service.

Mechanical

The mechanical scope includes replacement of the existing rooftop-mounted condenser unit. At the same time, the design supports phased construction so cooling service can continue during the transition from temporary equipment to the permanent unit.

Electrical

The electrical design supports both the condenser replacement and the coordination of temporary and permanent equipment serving the cooler and freezer systems. This allows the project team to maintain service continuity throughout construction.

Structural

Structural engineering supports the rooftop-mounted condenser replacement as part of the overall design-build scope. In this way, the project can address equipment replacement with coordinated support across all three disciplines.

Temporary Cooling & Phasing

To support uninterrupted food storage operations, the project includes temporary equipment sized specifically to maintain cooling service during construction. Meanwhile, the phased design approach helps guide the replacement process while the permanent condenser unit is removed and installed.

Project Outcome

The design supports continuous cooler and freezer operation while critical rooftop equipment is replaced. By combining temporary cooling with phased construction planning, the project aligns the replacement process with the operational needs of a corrections facility.

Just as importantly, the fully in-house design-build approach allows mechanical, electrical, and structural engineering to stay closely coordinated throughout the project. That coordination supports a more streamlined replacement strategy while maintaining cooling service during construction.

What Made This Project Stand Out

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Continuous Food Storage Operations

Because the condenser unit serves multiple coolers and freezers, the design had to support uninterrupted food storage operations during construction.

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Phased Replacement Strategy

Rather than treating the work as a simple equipment swap, the project uses a phased design approach to support construction sequencing and cooling continuity.

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Temporary Cooling Design

In addition to the permanent condenser replacement, the scope includes temporary equipment designed and sized to maintain cooling service throughout the transition.

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Fully In-House Design-Build Delivery

The entire project is being performed in-house, with no subconsultants. As a result, the design-build effort stays coordinated across mechanical, electrical, and structural disciplines.