1926.62: Lead in construction. PEL: 50 µg/m³ (8-hr TWA). Action level: 30 µg/m³. Sources: lead paint removal/demolition (pre-1978 buildings), soldering, cutting painted steel, bridge work. Trigger tasks (Table 1): manual demolition of lead structures, abrasive blasting, torch cutting painted surfaces, rivet removal. These trigger tasks require compliance with full standard regardless of monitoring. Engineering controls: HEPA vacuum, wet methods, containment, negative pressure enclosures. Respiratory: half-face P100 (up to 10x PEL), PAPR (up to 25x), supplied air (up to 1000x). Medical surveillance: BLL testing at initial assignment, then every 2 months until 2 consecutive <40 µg/dL. Medical removal: BLL ≥50 µg/dL = removed from exposure with medical removal protection (MRP — maintain earnings). Hygiene: change area, handwash, no eating/smoking in work areas.