Daniel Sager, PE

FORENSIC ENGINEER

Philadelphia, PA

Daniel Sager, PE

FORENSIC ENGINEER

Philadelphia, PA

GET TO KNOW Daniel Sager, PE

Daniel Sager, PE, is a Forensic Mechanical Engineer based in Philadelphia, Pennsylvania. Mr. Sager has seven years of engineering experience, including two years of forensics experience. As a Forensic Mechanical Engineer, Mr. Sager conducts cause and origin investigations into mechanical system and equipment failures at commercial and residential properties, inspects buildings to investigate construction defect claims against designed and built conditions, and develops expert reports with detailed findings and conclusions in support of litigation and property insurance claims.

Prior to serving as a forensic engineer, Mr. Sager spent five years designing and testing mechanical, plumbing, and fire suppression systems on naval ships. Mr. Sager was the lead mechanical engineer for the Full Ship Shock Trial of United States Navy aircraft carrier CVN 78, where he conducted evaluations and root cause analysis of failures to mechanical equipment and systems during shock testing and presented status updates on system capabilities and emerging risks to an oversight board consisting of US Navy Admirals and Captains.

Mr. Sager is a licensed professional engineer in Connecticut, Delaware, District of Columbia, Maryland, Massachusetts, New Jersey, New York, Pennsylvania, and Rhode Island. He earned a Bachelor of Mechanical Engineering from Drexel University.

Primary Areas of Consulting

Mechanical System Design and Operation

  • Plumbing systems and equipment: domestic water, hot water, natural gas, sanitary, storm drainage
  • HVAC systems and equipment: water sourced heat pump, variable refrigerant flow, steam, geothermal, split systems
  • Fire suppression systems and equipment: fire pumps, jockey pumps, sprinkler heads, tamper switches
  • Industrial, commercial, and residential mechanical systems

Mechanical Equipment Failure Analysis

  • Plumbing Equipment: Pumps, motors, valves, piping networks and components
  • HVAC Equipment: Condensers, evaporators, air handlers, boilers, cooling towers, fans, pumps, heat exchangers, ductwork
  • Residential Mechanical Equipment: Water heaters, boilers, furnaces, radiators
  • Lab based testing of subject vs. exemplar products and components including disassembly, destructive testing, microscopy
  • Evidence collection and storage

Code Interpretation and Compliance

  • International Building Code
  • International Plumbing Code
  • International Mechanical Code
  • International Residential Code

Construction Defect Evaluations

  • Industrial, commercial, and residential construction evaluation of as-built condition to designed condition
  • Industrial, commercial, and residential construction evaluation of code compliance
  • Development of detailed plans for remediation of loss including scope, schedule, and budget of repairs in support of property damage claims

Accident Evaluations

  • Premises liability incidents
  • Slip or trip and fall analysis
  • Walkway surface evaluations, including tribometry (slip resistance evaluation)

Fire Origin and Cause Determinations

  • Residential, commercial, and industrial building evaluations
  • Examination and documentation of evidence

Damage Assessment and Remediation Evaluation

  • Post-fire soot and smoke damage pattern assessment
  • Analysis of post-fire soot and smoke damage to building contents

Vehicle Accidents

  • Vehicle documentation
  • Vehicle movement and turning analysis

Certifications

Certified XL Tribometrist (CXLT), Excel Tribometers, LLC – 2024

Education

Bachelor of Science in Mechanical Engineering, Drexel University
2017

Licensed Professional Engineer in the States of:

Connecticut, Delaware, District of Columbia, Maryland, Massachusetts, New Jersey, New York, Pennsylvania, Rhode Island

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