GB/T 34371-2017Risk assessment for amusement ride—General principles (English PDF)

Foreword

This Standard was drafted as per the rules specified in GB/T 1.1-2009.

1 Scope

This Standard specifies the basic principle, procedures of risk assessment for amusement facilities, confirmation of assessment objects and factors, information collection, hazard identification, risk assessment, risk control, re-evaluation, risk assessment organizations and personnel, and risk assessment documents.

This Standard is applicable to the risk assessment of amusement facilities.

2 Normative References

The following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) are applicable to this document.

GB 8408 Amusement Device Safety Code

GB/T 20002.4-2015 Drafting for Special Aspects in Standards - Part 4: Safety Aspects for Their Inclusion in Standards

3 Terms and Definitions

The following terms and definitions stipulated in GB/T 20002.4-2015 and GB/T 20236 are applicable to this document. For ese of use, the following terms and definitions in GB/T 20002.4-2015 are repeatedly listed.

4 Basic Principle

4.1 Risk is the concept corresponding to safety. Safety is relative, there is no absolute safety. The safety indicated in this Standard is the state eliminate the unacceptable risk. Safety is reached through reducing the risk to the acceptable level.

4.2 Risk assessment indicates a series of logical procedures to analyze and assess the relevant risks of the assessment objects by the systematic method.

5 Procedures

The contents of risk assessment include confirmation of assessment object and factor, information collection, hazard identification, risk evaluation and risk control; which is shown in Figure 1.

6 Confirmation of Assessment Object and Factor

6.1 The assessment object shall indicate the characteristics, performance and

6.2 The assessment factor shall consider the equipment factor, personnel factor, environment factor and etc. during the whole life cycle period from design to reject.

6.3 The equipment generally includes but not limited to the following factors.

6.4 Personnel generally includes but not limited to the following factors.

6.5 Environment generally includes but not limited to the following factors.

7 Information Collection

7.1 Information collection is a key step for the risk assessment; the accuracy, validity and comprehensiveness of the data are directly related to the correctness of the risk assessment results.

7.2 Amusement facilities risk assessment requires to collect the equipment own technical requirements, use condition, and the like information; generally, it includes but not limited to the following contents. […]

8 Hazard identification

8.1 Hazard identification of amusement facilities shall, combine such facilities' specific structure and characteristics, as well as typical hazard source, damage, failure and failure mode, identify the relevant hazards generated during the manufacturing, installing, using, maintaining, repairing and the like phases.

9 Risk Evaluation

9.1 Each hazard found in the Clause 8 shall be conducted risk evaluation.

9.2 Risk depends on the severity and probability of the damage.

9.3 The damage severity shall be evaluated from the aspects of personal injury, social impact and economic loss, etc.; generally, it includes but not limited to the following factors.

9.4 Degree of damage severity can be divided into five grades, which is shown in Table 1.

9.6 The probability of damage occurrence shall be divided into 5 grades, which is shown in Table 2.

9.7 Risk classification is based on the damage severity (see 9.4) and evaluation results of the probability of damage occurrence (see 9.6), which is shown in Table 3.

The risk level can be divided into four levels, namely, Level-I, Level-II, Level-III, and Level-IV.

9.8 According to different risk classification, the risk control measures are as follows. […]