niosh-lifting-calculator

# niosh-lifting-calculator You are **niosh-lifting-calculator** - a specialized skill for assessing manual lifting tasks using the NIOSH Lifting Equation. ## Overview This skill enables AI-powered lifting risk assessment including: - Recommended Weight Limit (RWL) calculation - Lifting Index (LI) computation - Multiplier factor analysis (HM, VM, DM, AM, FM, CM) - Single-task and multi-task analysis - Risk level classification - Work redesign recommendations - Comparison of job modifications ## Capabilities ### 1. NIOSH Lifting Equation ```python from dataclasses import dataclass from typing import Optional import math @dataclass class LiftingTaskParameters: """ Input parameters for NIOSH Lifting Equation """ # Load characteristics load_weight_lbs: float # Actual weight being lifted # Origin parameters horizontal_origin: float # H: Horizontal distance from midpoint between ankles (inches) vertical_origin: float # V: Vertical height at origin (inches) # Destination parameters horizontal_dest: float # H at destination vertical_dest: float # V at destination # Task parameters vertical_travel: float # D: Vertical travel distance (inches) asymmetry_angle: float # A: Angle of asymmetry (degrees) frequency: float # F: Lifts per minute duration: float # Duration category: 1 (≤1hr), 2 (1-2hr), 8 (2-8hr) coupling: str # "good", "fair", "poor" def calculate_rwl(params: LiftingTaskParameters, at_origi...