Forensic Science of Floors
Each flooring product has a set of rules prepare the industry governing body. As a member of these associations (i.e. National Wood Flooring Association, Marble Institute of America, American Standards and Materials), Interior Specifications is kept up-to-date of current issues.
When the gathering of evidence goes beyond relevant document review, we go into the field, and the laboratory to identify those conditions that have an effect on the floor at issue.
Comprehensive Forensic Services
Explore our expert failure analysis and litigation support tailored for demanding institutional and retail clients.

Forensic Analysis
In-depth scientific investigation of flooring failures to determine root causes.

Failure Investigation
Advanced diagnostics for healthcare and commercial facilities experiencing material distress.

Litigation Support
Expert testimony and thorough documentation for legal proceedings and disputes.
Forensic Insights from Our Clients
This section outlines our thorough investigative process, helping clients understand our flooring failure analysis and legal support services.
We test:
- Concrete for moisture, formulation and installation
- Adhesives, for identity, effectiveness, appropriateness
- Vapor barriers, performance, installations
- Wood, moisture, stability, acclimation, gap, cup, dimensional stability, bugs
- Ceramic tile, dynamic coefficient of friction dimensional tolerance
- Natural stone, static coefficient of friction, bond strength, lippage, curl, dimensional stability
- Carpet, tuft bind, edge ravel, bundle wrap, flame spread, bond strength
- Rubber and Vinyl flooring, bond, compressive strength, tensile strength
We prove both hard and soft evidence as the case requires, with the interpretation of a flooring expert.


Slip and Fall Expert
An integral part of a “Slip and Fall” accident is the FLOOR. As the complete floor expert, Interior Specifications is fully aware of the appropriateness of each floor surface for ambulation. Extensive research and evaluation of floor surface materials has been underway at Interior Specifications since the enactmentment of Public Law 101, The Americans With Disabilities Act of 1990.
Interior Specifications reviewed the standards of care for safe ambulation as specified by OSHA, ANSI, and ASTM. We have read floor maintenance protocols and instructed major retailers. Aided in the preparation of these protocols for The GAP, and Banana Republic. Our owner, Kenneth D. Newson, FACFE, DABFE, DABFET, has published and updated a treatise on the Coefficient of Friction and current science *(read The Daubert Dilemma in the Slip & Fall Case). Interior Specifications has provided forensic information on the Coefficient of Friction of Ice, Concrete, Rubber Flooring, Vinyl Flooring Natural Stone, Ceramic Tile and Carpet. We have made forensic studies for other experts in the area of shoe safety, ambulation proclivities of the aged, infirm, and obese.
English XL Slipmeter
ASTM F1679-04 “Standard Test
Method for using a Variable Incidence
Tribometer (VIT)
ASTM F1679-e1 (Withdrawn 2006)
Brungraber Mark II Slipmeter
ASTM F1677-05 “Standard Test Method for using a Portable
Incineable Articulating Strut Slip Tester (PIAST )
ASTM F1677-05 (Withdrawn 2006)


Start Your Flooring Analysis Today
Interior Specifications answers floor safety questions, after a thorough investigation.
What materials make the safest floor in an area exposed to contaminate? Interior Specifications can answer that question.
Kenneth D. Newson, FABFE, DABFET, DABFET is a graduate of the Institute of Real Estate Management, part of the National Board of Realtors, qualifying to be a Certified Property Managers. He is fully aware of the standards of care in the Real Estate Management Industry, an experienced facilities manager.
Interior Specifications has provided expert testimony in over 300 Personal Injury cases, ½ Plaintiff and ½ defense (approx.), in over 10 different states and Federal Court.
There are many standards related to ambulation on planar surfaces.
