An observational screening tool to assess biomechanical and postural loading on the upper limbs due to job tasks.
- المنهجيات: الهندسة, تصميم المنتج, إدارة المشاريع
RULA (Rapid Upper Limb Assessment)

RULA (Rapid Upper Limb Assessment)
- التحسين المستمر, بيئة العمل, العوامل البشرية, تصميم يركز على الإنسان, تحسين العمليات, إدارة الجودة, إدارة المخاطر, السلامة
الهدف:
كيفية استخدامه:
- Assesses posture, force, and muscle use of the neck, trunk, and upper limbs. Scores are generated for different body regions, which are then combined into a single score indicating the level of MSD risk.
الإيجابيات
- Quick and easy to use with minimal equipment; provides a clear scoring system to prioritize ergonomic interventions; widely used and recognized.
السلبيات
- Primarily a screening tool, may require more detailed analysis for complex jobs; inter-observer reliability can be a concern without proper training; focuses mainly on upper limbs.
الفئات:
- بيئة العمل
الأفضل لـ
- Quickly assessing postural risks for musculoskeletal disorders in the upper limbs.
RULA is frequently utilized in industries such as manufacturing, healthcare, and office environments for assessing ergonomics and preventing musculoskeletal disorders (MSDs). The methodology is particularly valuable during the design phase of new workspaces or the evaluation of existing setups, allowing engineers and designers to integrate ergonomic principles directly into their projects. Teams often consist of ergonomists, health and safety officers, and workplace designers who collaborate to analyze work tasks and identify potential risks associated with upper limb positioning and movement. This tool can be applied during job assessments or when implementing new technologies and workflows, providing rapid evaluations that inform interventions like workstation redesign, tool modifications, and staff training programs. Its ease of use makes it suitable for on-site assessments, where staff can quickly learn the methodology and apply it to various scenarios, ultimately promoting a safer work environment. Utilizing RULA can lead to decreased worker absenteeism due to injuries and can enhance productivity by ensuring that employees are less physically strained during their tasks, maintaining a comfortable and efficient working posture throughout their shifts.
الخطوات الرئيسية لهذه المنهجية
- Observe the worker's posture and body positions during the task.
- Identify the angles of arms, wrists, and neck from the observed posture.
- Evaluate the duration of exposure for each position to assess risk levels.
- Consider the force exerted by the upper limbs during tasks.
- Assess the use of tools and equipment to determine any ergonomic deficiencies.
- Score the observations using the RULA scoring system for different body segments.
- Combine the segment scores to determine the overall RULA score.
- Classify the overall score into risk categories for musculoskeletal disorders.
نصائح للمحترفين
- Conduct RULA assessments in real-time while workers perform tasks to capture dynamic posture changes and more accurately reflect workload.
- Integrate findings from RULA with other ergonomic assessment tools, such as OWAS or REBA, to obtain a comprehensive understanding of musculoskeletal risks.
- Regularly review and update RULA scoring criteria based on the latest ergonomic research and organizational changes to maintain relevance and accuracy.
لقراءة عدة منهجيات ومقارنتها, نوصي باستخدام
> مستودع المنهجيات الشامل <
مع أكثر من 400 منهجية أخرى.
نرحب بتعليقاتكم على هذه المنهجية أو المعلومات الإضافية على قسم التعليقات أدناه ↓، وكذلك أي أفكار أو روابط متعلقة بالهندسة.
منشورات ذات صلة
استبيانات الانزعاج العضلي الهيكلي
الاختبار متعدد المتغيرات (MVT)
تحليل الانحدار المتعدد
أنظمة التقاط الحركة
طريقة MoSCoW
اختبار متوسط المزاج