DOT · NON-DOT · CONSTRUCTION EMPLOYER TESTING
Mobile Drug & Alcohol Testing in Greensboro, North Carolina
On-site DOT-compliant collections at Norfolk Southern's Linwood Yard — one of Norfolk Southern's largest classification facilities — Piedmont Triad International Airport FedEx and UPS cargo FAA-regulated employer programs, and the dense I-85/I-40 Piedmont Triad logistics and manufacturing corridor.
On-site DOT-compliant collections at Norfolk Southern's Linwood Yard — one of Norfolk Southern's largest classification facilities — Piedmont Triad International Airport FedEx and UPS cargo FAA-regulated employer programs, and the dense I-85/I-40 Piedmont Triad logistics and manufacturing corridor. Greensboro anchors rail & classification yards (fra), aviation & air cargo (faa 14 cfr part 120), logistics & i-85 corridor (fmcsa) employer demand — including Norfolk Southern Linwood Yard; Piedmont Triad International Airport (PTI); PTI; Volvo Trucks North America HQ, and related operators across North Carolina. For safety-sensitive CDL drivers, pipeline workers, railroad crews, defense contractors, and aviation employees who cannot leave a shift for a clinic visit, mobile collection keeps operations staffed while meeting federal custody requirements.
OnSite Employer Testing coordinates mobile drug testing collections at your Greensboro-area facility, yard, terminal, or job site. We do not operate a clinic. Review how it works or browse all locations we serve across the region.
Why Greensboro Employers Need Mobile Testing
Norfolk Southern Linwood Yard FRA covered-service random and post-incident collections — one of NS's busiest classification facilities
PTI FedEx and UPS air cargo ramp FAA safety-sensitive employer on-site collections
program design and compliance obligations remain your responsibility under applicable law — we coordinate the collections
Industries We Serve in Greensboro
Norfolk Southern Linwood Yard
Norfolk Southern Linwood Yard — major NS classification yard, FRA covered-service railroad employees (FRA-regulated or employer-directed programs where applicable). We coordinate on-site collections for pre-employment, random, post-accident, and reasonable suspicion events at employer facilities throughout the Greensboro market.
Piedmont Triad International Airport (PTI)
Piedmont Triad International Airport (PTI) — FedEx and UPS air cargo hub FAA safety-sensitive (FAA-regulated or employer-directed programs where applicable). We coordinate on-site collections for pre-employment, random, post-accident, and reasonable suspicion events at employer facilities throughout the Greensboro market.
PTI
PTI — Allegiant/American/Delta pilot and crew FAA safety-sensitive employer programs (FAA-regulated or employer-directed programs where applicable). We coordinate on-site collections for pre-employment, random, post-accident, and reasonable suspicion events at employer facilities throughout the Greensboro market.
Volvo Trucks North America HQ
Volvo Trucks North America HQ — manufacturing CDL delivery and dealer fleet FMCSA (FMCSA-regulated or employer-directed programs where applicable). We coordinate on-site collections for pre-employment, random, post-accident, and reasonable suspicion events at employer facilities throughout the Greensboro market.
FedEx Ground PTI
FedEx Ground PTI — CDL delivery fleet FMCSA Greensboro hub (FMCSA-regulated or employer-directed programs where applicable). We coordinate on-site collections for pre-employment, random, post-accident, and reasonable suspicion events at employer facilities throughout the Greensboro market.
Piedmont Natural Gas Greensboro
Piedmont Natural Gas Greensboro — PHMSA gas distribution Guilford County (PHMSA-regulated or employer-directed programs where applicable). We coordinate on-site collections for pre-employment, random, post-accident, and reasonable suspicion events at employer facilities throughout the Greensboro market.
Amazon GSO1
Amazon GSO1 — CDL delivery fleet FMCSA Piedmont Triad fulfillment (FMCSA-regulated or employer-directed programs where applicable). We coordinate on-site collections for pre-employment, random, post-accident, and reasonable suspicion events at employer facilities throughout the Greensboro market.
NCDOT Division 7
NCDOT Division 7 — I-85/I-40/I-73 Triad construction CDL contractor fleets (FMCSA-regulated or employer-directed programs where applicable). We coordinate on-site collections for pre-employment, random, post-accident, and reasonable suspicion events at employer facilities throughout the Greensboro market.
Applicable Regulations
Employers in Greensboro commonly coordinate testing under:
- 49 CFR Part 219 — FRA covered service Norfolk Southern Linwood Yard
- 14 CFR Part 120 — FAA safety-sensitive PTI FedEx/UPS cargo hub and passenger carrier pilot/crew
- 49 CFR Part 40 — DOT collection and laboratory procedures
- 49 CFR Part 382 — FMCSA CDL logistics, manufacturing, and construction carrier fleets
- 49 CFR Part 199 — PHMSA Piedmont Natural Gas Guilford County pipeline operators
- North Carolina Drug-Free Workplace Act (N.C.G.S. § 95-230 et seq.) — employer program requirements
Testing Services Available in Greensboro
We coordinate the following collections for Greensboro-area employers:
DOT drug testing collections (FMCSA, FRA, FAA, FTA, PHMSA)
- Pre-employment drug and alcohol testing
- Reasonable suspicion and return-to-duty testing
Breath alcohol testing (BAT certified)
- Oral fluid drug testing
Mobile and on-site collections at your facility, yard, or job site
On-Site Collections in Greensboro
PTI passenger carrier FAA pilot, crew, and maintenance employer collections for Allegiant, American, and Delta programs
Volvo Trucks NA CDL manufacturing fleet and dealer delivery testing throughout the Triad
Piedmont Natural Gas PHMSA field crew collections throughout Guilford and Forsyth counties
I-85/I-40/I-73 logistics corridor CDL fleet and warehouse employer on-site testing
Use our instant quote calculator to scope your collection or visit our service areas page for broader coverage context.
Questions from employers in this region
Norfolk Southern Linwood Yard is one of NS's largest facilities — how do you coordinate FRA testing there?
We coordinate with your NS FRA compliance officer or contractor program manager to arrange collector access at Linwood Yard under facility security protocols. All collections meet 49 CFR Part 219 chain-of-custody requirements for FRA covered-service employees — engineers, conductors, maintenance-of-way, and signal personnel.
PTI hosts FedEx and UPS air cargo hubs — what FAA testing applies to their cargo operations?
FedEx and UPS Airlines at PTI operate under 14 CFR Part 121 air carrier certificates, making their pilots, maintenance personnel, flight dispatchers, and ground security coordinators subject to FAA 14 CFR Part 120 safety-sensitive testing requirements. Cargo ramp and ground handling employees in safety-sensitive functions are also covered. We coordinate FAA-compliant on-site collections at PTI cargo facilities.
Volvo Trucks NA is headquartered in Greensboro — do their manufacturing CDL operators need FMCSA testing?
CDL operators delivering Volvo trucks and components from Greensboro facilities in commercial motor vehicles over 26,001 lbs in interstate commerce are subject to FMCSA 49 CFR Part 382 requirements. We coordinate on-site pre-employment and random testing for Volvo's Greensboro CDL manufacturing delivery and dealer transport fleet.
Core programs: Mobile & on-site drug testing, DOT drug testing, Non-DOT drug testing, Post-accident testing, Reasonable suspicion testing, Random testing programs, Breath alcohol testing. Planning: how it works, instant quote calculator, all locations. Industries: employer industries we support. Long-form answers: Employer drug testing FAQ. Quick questions: Contact us.
For how we think about regions and feasibility, see service areas.
Nationally coordinated collection support
OnSite Employer Testing is headquartered in Illinois and coordinates mobile and on-site employer testing across selected regions and employer locations—including through partner collectors when your program, timing, and geography allow. Availability depends on location, timing, test type, site access, collector availability, and scheduling needs.
Scope collections for your Greensboro-area operation
Share your facility address, expected donor count, test reason, and DOT or non-DOT status — we confirm what is workable and send a written proposal.