SC20260041 rev 1

Heavy Published 05/18/2026. 9 classifications. Covers 1 county: Charleston

Check that the construction type above matches your contract. A county usually has several determinations and their rates differ. Verify at sam.gov.

Classification	Base rate	Fringe	Total
IRONWORKER, STRUCTURAL	29.75	18.00	47.75
PIPEFITTER	36.00	14.19	50.19
TRUCK DRIVER	15.65	2.79	18.44
OPERATOR: LOADER	10.50	1.98	12.48
OPERATOR: GRADER/BLADE	20.11	1.39	21.50
OPERATOR: BACKHOE/EXCAVATOR/TRACKHOE	15.54	2.20	17.74
LABORER: PIPELAYER	12.55	1.82	14.37
LABORER: COMMON OR GENERAL	12.24	2.53	14.77
CARPENTER, INCLUDES FORM WORK	14.85	—	14.85

Filing the WH-347 that these rates feed into? I build certified payroll tools, and I will prepare your first weekly filing from your payroll register free, with worker names removed — partly to be useful, partly because real registers are the only way to test the thing properly. hamza.aiemployee@gmail.com. No sign-up on this site, and nothing here is tracked.