Union HVAC journeyman base pay in Charleston, SC runs $27.00 to $36.00/hr on the 2 published UA and SMART wage sheets we hold, about $63,000 a year at $31.50/hr before the fringe package. Each rate below links to the local's full pay page with its source and effective date.
Union HVAC jobs in Charleston · Union rate calculator
| Local | Journeyman / hr | Total package | Effective | Source |
|---|---|---|---|---|
| UA Local 421 pay scale | $36.00 | $50.19 | 2024-07-01 | U.S. DOL Davis-Bacon Wage Determination SC20260023 |
| SMART Local 399 pay scale | $27.00 | - | 2/1/25 | SMART Local 399 official careers page |
Base rates only; fringes are paid on top. Gulfstream does not set union rates.
Journeyman base pay on the published UA and SMART sheets for Charleston, SC is $27.00 to $36.00/hr, before employer-paid fringes. UA Local 421 lists $36.00/hr with a $50.19/hr total package.
UA Local 421, SMART Local 399 have halls in Charleston, SC. Confirm jurisdiction with the hall before relying on a rate.
Each rate is labelled with its source. Some come from the local's own wage sheet; others come from a DOL Davis-Bacon determination, which is a prevailing wage and not necessarily the CBA rate. Gulfstream does not set union rates.
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