data-center-construction

# Data Center Construction Quick reference for construction project managers working on data center projects. Covers facility types, electrical and mechanical systems, commissioning, and compliance. ## Facility Types Quick Reference | Type | Typical Size | Power Capacity | Key Characteristics | |------|--------------|----------------|---------------------| | Enterprise | 5,000-50,000 SF | 500kW-5MW | Single-tenant, internal use | | Retail Colo | 10,000-100,000 SF | 1-10MW | Multi-tenant, cages/cabinets | | Wholesale Colo | 50,000-500,000 SF | 5-50MW | Large dedicated spaces | | Hyperscale | 100,000+ SF | 20-200+ MW | Cloud providers, standardized | | Edge | 500-5,000 SF | 50-500kW | Distributed, low latency | | Modular | Varies | 250kW-2MW | Prefabricated, rapid deploy | **Reference:** [Facility Types Overview](references/facility-types-overview.md) | [Enterprise](references/enterprise-corporate.md) | [Colocation](references/colocation-facilities.md) | [Hyperscale](references/hyperscale-data-centers.md) | [Edge/Modular](references/edge-micro-modular.md) ## Tier Classification Quick Reference | Tier | Availability | Redundancy | Annual Downtime | Concurrent Maintainable | |------|-------------|------------|-----------------|------------------------| | I | 99.671% | N | 28.8 hours | No | | II | 99.741% | N+1 | 22.0 hours | No | | III | 99.982% | N+1 | 1.6 hours | Yes | | IV | 99.995% | 2N or 2N+1 | 0.4 hours | Yes (Fault Tolerant) | **Reference:** [Tier Classification](references/tier-classification.md) | [Wholesale vs Retail](references/wholesale-vs-retail-colo.md) ## Power Systems Quick Reference | System | Typical Rating | Redundancy | Key Considerations | |--------|---------------|------------|-------------------| | Utility Service | 12-35kV | Dual feeds preferred | Lead time 12-24 months | | Generators | 2-3 MW each | N+1 to 2N | Fuel storage 24-72 hours | | UPS | 500kW-2MW modules | N+1 to 2N | 5-15 min runtime typical | | PDU | 75-500kVA | A+B feeds | Floor or rack mount | | Rack Power | 5-30+ kW | Dual cord | Monitor at branch level | **Reference:** [Power Density](references/power-density-rack-loading.md) | [Electrical Redundancy](references/electrical-redundancy-topology.md) | [UPS Systems](references/ups-systems-battery-rooms.md) | [Generators](references/generator-systems-fuel.md) | [Medium Voltage](references/medium-voltage-distribution.md) | [Busway](references/busway-power-whips.md) | [STS/PDU](references/sts-pdu-systems.md) ## Cooling Systems Quick Reference | System | Capacity Range | Best Application | PUE Impact | |--------|---------------|------------------|------------| | CRAC (DX) | 20-100 tons | Small/medium facilities | 1.8-2.2 | | CRAH (CHW) | 30-200 tons | Large facilities | 1.4-1.8 | | In-Row | 10-40 kW | High density zones | 1.3-1.6 | | Rear Door HX | 15-50 kW | Retrofit, high density | 1.3-1.5 | | Liquid/Immersion | 50-200+ kW/rack | AI/HPC workloads | 1.1-1.3 | **Reference:** [Cooling Architectures](references/cooling-architectures.md) | [Aisle Containment](references/hot-cold-aisle-containment.md) | [CHW vs DX](references/chilled-water-vs-dx.md) | [Free Cooling](references/free-cooling-economizers.md) | [Liquid Cooling](references/liquid-cooling-immersion.md) | [PUE](references/pue-optimization.md) ## Physical Infrastructure Quick Reference | Element | Standard | Key Requirements | |---------|----------|------------------| | Raised Floor | 18"-48" height | 1,250-2,500 lb/SF loading | | Ceiling Height | 10'-15' clear | Above containment systems | | Racks | 42U-48U | 2,500-3,000 lb capacity | | Aisle Width | 4'-6' hot/cold | Containment clearances | | Floor Loading | 250+ PSF | Structural coordination | **Reference:** [Raised Floor](references/raised-floor-systems.md) | [Cable Management](references/cable-management.md) | [Rack Specs](references/rack-cabinet-specifications.md) | [White Space](references/white-space-density.md) ## Security & Life Safety Quick Reference | System | Standard | Data Center Specific | |--------|----------|---------------------| | Physical Security | SOC 2, ISO 27001 | Mantraps, biometrics, CCTV | | Fire Detection | NFPA 72, 75, 76 | VESDA, cross-zoned | | Fire Suppression | NFPA 2001 | Clean agent preferred | | Environmental | ASHRAE TC 9.9 | 64-80°F, 40-60% RH | **Reference:** [Physical Security](references/physical-security.md) | [Fire Suppression](references/fire-suppression-data-center.md) | [Environmental Monitoring](references/environmental-monitoring-dcim.md) | [Network/Fiber](references/network-fiber-pathways.md) ## Site Infrastructure Quick Reference | Element | Requirement | Lead Time | |---------|-------------|-----------| | Utility Power | Dual feeds, diverse routing | 12-24 months | | Water/Cooling | Municipal or reclaimed | 3-6 months | | Fiber Connectivity | Multiple carriers | 3-12 months | | Fuel Storage | 24-72 hour capacity | 2-4 months | **Reference:** [Utility Power](references/utility-power-redundancy.md) | [Water](references/water-cooling-availability.md) | [Site Selection](references/site-selection-criteria.md) | [Fuel](references/fuel-delivery-storage.md) ## Commissioning & Testing Quick Reference | Phase | Duration | Key Activities | |-------|----------|----------------| | Level 1 (Factory) | Varies | Equipment FAT | | Level 2 (Installation) | 2-4 weeks | Verification, MEP startup | | Level 3 (Component) | 2-4 weeks | Individual system testing | | Level 4 (Integrated) | 4-8 weeks | IST, string testing | | Level 5 (Operational) | 2-4 weeks | Full load, failure mode | **Reference:** [Integrated Systems Testing](references/integrated-systems-testing.md) | [Load Bank Testing](references/load-bank-testing.md) | [Commissioning Sequences](references/commissioning-sequences.md) | [Failure Mode Testing](references/failure-mode-testing.md) ## Code & Compliance Quick Reference | Code/Standard | Application | Key Articles | |--------------|-------------|--------------| | NEC | Electrical | 645, 708 | | NFPA 75 | IT Equipment | Fire protection | | NFPA 76 | Telecom Facilities | Fire protection | | ASHRAE 90.4 | Energy | Data center efficiency | | Uptime Institute | Tier Certification | Design/construction | **Reference:** [Electrical Code](references/electrical-code-data-center.md) | [Fire Code](references/fire-code-suppression.md) | [Energy Code](references/energy-code-sustainability.md) | [Specifications](references/specifications-csi.md) ## Stakeholder Management | Stakeholder | Primary Concerns | Meeting Frequency | |------------|------------------|-------------------| | Owner/Developer | Cost, schedule, capacity | Weekly | | Colo Operator | Tenant requirements, SLAs | Weekly | | IT/Enterprise | Uptime, capacity, timeline | Bi-weekly | | Commissioning Agent | Testing, documentation | Weekly during Cx | | Utility Company | Service, capacity, schedule | Monthly | | AHJ | Code compliance, inspections | As needed | **Reference:** [Data Center Stakeholders](references/data-center-stakeholders.md) ## Related Skills - **procore-project-management**: Documentation and workflow management - **vdc-bim-coordination**: Complex MEP coordination for data centers - **construction-safety-management**: Electrical safety, confined space, LOTO - **mechanical-plumbing-systems**: Cooling systems, chillers, piping - **electrical-systems**: Power distribution, UPS, generators, medium voltage - **fire-protection-systems**: Clean agent, pre-action, detection systems - **low-voltage-technology**: Security, monitoring, structured cabling - **commissioning-closeout**: IST, commissioning sequences, testing protocols - **sustainable-systems**: Energy efficiency, renewables, LEED certification