
About TRA
Our Services

Engineering + Calculations
We provide calculations that support your designs or assist with your design.

Plan Review + Approval
Thorough, quality plan review and approval service for every local, state and national organization.

Inspection Services
TRA as an In Plant Inspection Agency (IPIA), offers inspection services for all levels.

Modular Recertification
TRA offers a recertification process for existing commercial re-locatable modular buildings.

Drafting + Code Reviews
Whether generic or custom, TRA has the computer drafting capabilities to meet your needs.

Product Listing Service
We provide a method for getting your products accepted throughout the marketplace.

Energy Star
Certify your facility to produce Energy Star homes and reach energy-conscious consumers.

Utility Trailers
Leader in the inspection/listing of horse trailer and race car trailer conversions.
What’s Reviewed in 3rd Party Inspections for Modular Construction?
OffSite Dirts' Audree Grubesic recently sat down with T.R. Arnold's very own John Duemling to learn a bit more about the internal construction code,...
New York City Engineering Inspections
TRA's Quality Assurance Services As an approved quality assurance agency, TRA can help you get the fabricator certification and start working on...