Electrical, Mechanical, Plumbing Engineering Design Services

 

D2 Engineering Services

  • Electrical Engineering
  • Mechanical Engineering
  • Plumbing Engineering
  • Commissioning

Engineering-Construction Services:

Planning

  • Analysis of Project M/E/P Requirements
  • Comparative Reliability Analysis
  • Life Cycle Studies and Cost Analysis
  • Energy Efficiency Analysis
  • Site Inspection & Suitability Analysis
  • Single-point-of-failure Analysis
  • Owner’s Representation

Design & Pre-Construction

  • Mechanical/Plumbing systems design and coordination with Architect & Civil Engineer

    - Chillers and chilled work systems
    - Cooling Towers and condenser water systems
    - Boilers and Steam /Hot Water systems - Air handling units - Rooftop units
    - VAV Systems
    - Pumps and piping systems
    - Fans and ductwork systems
    - Water source heat pump systems
    - Ventilation systems
    - Kitchen hood systems
    - Makeup air systems
    - Radiant heat systems
    - Computer room air conditioning systems
    - Humidification systems
    - De-humidification systems
    - HVAC control systems
    - Energy analysis/calculations
    - Load calculation

  • Electrical design and coordination with Architect and all other disciplines. Electrical design to include:

    - Electrical Power Distribution Design System
    - Interior Lighting Design System
    - Lighting Controls and Dimming Design System
    - Data and Telecommunication Design System
    - Emergency Generator Design Power Distribution System
    - UPS Design System
    - Fire Alarm Design System
    - VESDA system
    - Cable management
    - NOC room design
    - SCIF room design
    - Photometric studies and site lighting design
    - Site lighting control systems
    - Grounding and Lightning Protection Systems
    - Utility load calculation
    - Utility sub metering for special equipment or   tenant
    - Short circuit calculation
    - voltage drop calculation
    - TVSS - Transient Voltage Surge suppresser   design
    - Electrical code analysis
    - EPO design
    - Critical power distribution

  • Design Document Review (if designed by others)
  • Utility Coordination

Construction Services

  • Bid Analysis & Comparison
  • Submittal Review
  • Value Engineering
  • RFI services
  • Construction Progress Assessment
  • Construction Quality Assurance
  • Change Order Review
  • Review of O&M Manuals and As-Built Drawings
  • Review and Verification of Test and Balancing Reports

Commissioning

  • Development of HVAC and Electrical Commissioning Procedures and Specifications tailored for the specific project
  • Building Systems Integration Testing
  • Factory Witness & Acceptance Testing
  • Site Acceptance Testing
  • Ongoing Building Systems Performance
  • Verification Testing
  • Coordination of Training for Facilities Staff

Other Engineering Services

  • HVAC Studies, Diagnosis & Recommendation
  • Plumbing Studies, Diagnosis & Recommendation
  • Short Circuit & Coordination Studies
  • Harmonics Problem Studies and Recommendations
  • Due Diligence Studies
  • Noise and Vibration Control Studies

19522 Club House Road,   Montgomery Village, Maryland   20886   Ph: 301.208.9576   Fax: 301.208.9405