SKILL.md
Site Safety Briefing Skill
A toolbox talk that could apply to any site on any day protects nobody. This skill builds the briefing from today's actual work: what tasks are running, what they conflict with, what the weather and site conditions add, and — critically — what conditions mean the crew stops and calls the supervisor. Controls are ordered by the hierarchy of controls, because "wear your PPE" is the last line of defence, not a plan.
What This Skill Produces
- A crew-ready briefing (readable aloud in 5–10 minutes) for the day's specific tasks
- A task-hazard-control table with controls ordered by the hierarchy of controls
- Permit and inspection checklist (hot work, excavation, confined space, lift plans, LOTO, etc.)
- Simultaneous-operations (SIMOPS) conflicts between crews working near each other
- Explicit, observable stop-work triggers and the emergency basics (muster point, nearest hospital, who calls)
Required Inputs
Ask for what's missing; from a bare task name, build the briefing from typical hazards and label site-specific items [confirm on site]:
- Today's tasks — what work, where on site, which crews/trades
- Site conditions — weather forecast, ground conditions, live utilities, public interface, stage of construction
- Adjacent operations — what else is happening nearby (other trades, deliveries, crane operations)
- Equipment in use — lifts, cranes, excavators, powder-actuated tools, temporary power
- Known site rules — client/GC permit systems, exclusion zones, prior incidents or near-misses worth referencing
Hazard & Controls Framework
Identify hazards per task, not generically. Sweep these classes for each task: gravity (falls, dropped objects), mechanical/energy (struck-by, caught-between, stored energy, electrical), excavation/ground (collapse, utilities, water), atmosphere (confined space, dust, fumes, hot work), environment (heat/cold, wind — especially for crane picks and panel handling), and human factors (new crew members, fatigue, language barriers).
