Clearstream Testing
Clearstream Testing
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    • About us
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  • About us
  • Services
  • Resources
  • Why Mobile Collection
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Professional Mobile DOT Collection Services

We Bring Compliance to You

ClearStream Testing provides professional mobile DOT urine specimen collection services directly at your workplace. Instead of sending employees to an off-site clinic, we come to your location, helping reduce downtime while supporting your company's DOT testing program.

Whether you're a trucking company, warehouse, airline, railroad, manufacturer, or public transit agency, our goal is to provide dependable, professional collection services that fit seamlessly into your operations.

Our Services

DOT Urine Specimen Collection

Professional urine specimen collections performed by a Qualified DOT Collector using applicable DOT collection procedures.

Ideal for employers seeking reliable workplace collection services while minimizing employee travel and operational disruptions.

Available for:

  • Pre-Employment 
  • Random 
  • Post-Accident 
  • Reasonable Suspicion 
  • Return-to-Duty 
  • Follow-Up

DOT Collection Types

Pre-Employment Collections

Pre-Employment Collections

Pre-Employment Collections

Support your hiring process with professional mobile collections before employees begin performing safety-sensitive duties.

Random Collections

Pre-Employment Collections

Pre-Employment Collections

Convenient on-site collections that help employers carry out their DOT random testing program while reducing workplace disruptions.

Post-Accident Collections

Pre-Employment Collections

Reasonable Suspicion Collections

Rapid-response mobile collections performed when testing is required following a qualifying workplace incident.

Reasonable Suspicion Collections

Reasonable Suspicion Collections

Reasonable Suspicion Collections

Professional specimen collections conducted when an employer determines testing is appropriate under company policy and applicable DOT requirements.

Return-to-Duty Collections

Reasonable Suspicion Collections

Return-to-Duty Collections

Collections supporting employees who are returning to safety-sensitive duties after completing the required return-to-duty process.

Follow-Up Collections

Reasonable Suspicion Collections

Return-to-Duty Collections

Scheduled follow-up collections performed as directed through the applicable testing program.

On-Site Workplace Collections

Why send employees to a clinic when we can come to you?

Our mobile collection service is designed to help employers:

  • Reduce employee downtime 
  • Minimize travel expenses 
  • Increase productivity 
  • Simplify scheduling 
  • Keep operations moving

We travel to:

  • Truck Terminals 
  • Distribution Centers 
  • Warehouses 
  • Manufacturing Facilities 
  • Airports 
  • Rail Yards 
  • Corporate Offices 
  • Construction Sites

Our Collection Process

Request a Collection

Call, email, or submit an online request.

We Travel to Your Location

Our Qualified DOT Collector arrives at your workplace with the required collection materials.

Professional Collection

The specimen collection is conducted using applicable DOT collection procedures while maintaining professionalism and confidentiality.

Documentation Completed

Collection documentation is completed and handled according to established procedures.

Ready to Schedule a Mobile Collection?

Let ClearStream Testing help simplify your DOT collection process with professional, dependable workplace collection services.

Request Mobile Collection Today

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