External Document References

Throughout ASEMS there are many references to important sources of information and additional guidance.

To remain consistent and current this document holds linkages to the source material. Within the main ASEMS documents linkages are made only to internal documents (such as SMP's or S&EP Leaflets) whilst all external references have been embedded in this single document. If you see any broken or out of date links please provide comments below.




Defence Policy for Health, Safety and Environmental Protection


MOD Shipping Regulations for Safety and Environmental Protection

JSP 375

JSP 375 is the corporate publication that provides guidance to defence in meeting its legal health and safety obligations 


Departmental publication for the management of environmental protection in defence


Regulation of the Naval Nuclear Propulsion Programme


Safety and environmental management of ordnance, munitions and explosives over the equipment acquisition cycle


Regulation of the Nuclear Weapon Programme

ISO 45001

Occupational health and safety

ISO 14000

Environmental management

ISO 14001 Environmental Management System

ISO 14004

Environmental responsibilities

ISO 14063

Environmental Management – Environmental Communication – Guidelines and Examples

ISO 9000

Quality management


Military Aviation Authority Regulatory Publications

MAA Regulatory Article RA1020

Clearly defined roles and responsibilities are required so that legally accountable individuals can effectively carry out their duties in mitigating and making judgements on Air Safety risk

HASAW etc. Act 1974


Health and Safety at Work etc. Act 1974

Managing Risks to the Public appraisal Guidance

Managing Risks to the Public - Appraisal Guidance. HM Treasury, 2005 



Reducing Risks, Protecting People (R2P2)

HSE CBA Checklist

HSE  Cost Benefit Analysis Checklist

Guidelines for Environmental Risk Assessment and Management ‘Green Leaves III’ November 2011 Document provides generic guidelines for the assessment and management of environmental risks. The guidelines supersede earlier versions published in 1995 by the Department of the Environment, and in 2000 by the Department of the Environment, Transport and the Regions and the Environment Agency.
Principles & Guidelines to Assist HSE in its Judgement that Duty Holders have Reduced Risk As Low As Reasonably Practicable. HSE The principles and guidelines set out below are based on what the courts have decided is required of duty-holders.
Defence Sustainable Development Strategy The strategy provides the direction to address risks to our business and capabilities during 2015 to 2025. 

OHSAS 18001 

Occupational Health and Safety


The official home of revised enacted UK Legislation 1267 – Present


OCCAR is an international organisation whose core-business is the through life management of cooperative defence equipment programmes

AOP-15 Edition 3

Guidance on the Assessment of the Safety and Suitability for Service of Non-Nuclear Munitions for NATO Armed Forces

Merchant Shipping Act  

An Act to consolidate the Merchant Shipping Acts 1894 to 1994 and other enactments relating to merchant shipping

Civilian Aviation Act

An Act to make provision about the regulation of operators of dominant airports

Investment Appraisal Committee (IAC) It enables decisions about the use of resources to be taken with better understanding of their implications.

Road Traffic Act 2006

An Act to make provision about road traffic, registration plates, vehicle and driver information, hackney carriages and private hire vehicles, and trunk road picnic areas

Sustainable Procurement Assessment Tool

Assessment is intended to ensure that environmental, social and economic (sustainability) issues are assessed, understood and managed

OTO 2001/063

HSE Website - Marine Risk Assessment, Offshore Technology Report 2001/063

Safety Report Assessment Guide: Explosives

Safety Report Assessment Guide: Explosives


THESIS (The Health, Environment, Safety Information System) BowTie Risk Management Software.

THESIS fact sheet

THESIS (The Health, Environment, Safety Information System) Fact sheet.

THESIS (The Health, Environment, Safety Information System)

THESIS is a relational database designed to be used by line management and the workforce to collect, analyse and store HSE data for a facility or operation.

Loughborough university

Application of the Cause-Consequence Diagram Method to Static


IET - Health and Safety Briefing 26a

Quantified risk assessment techniques – Part 1 (failure modes and effects analysis – FMEA)

IET - Health and Safety Briefing 26b

Quantified risk assessment techniques – part 2 (event tree analysis – ETA)

IET - Health and Safety Briefing 26c

Quantified risk assessment techniques – part 3 (fault tree analysis – FTA)


"PRA Procedures Guide," U.S. Nuclear Regulatory Commission, (Vols. 1 and 2) January 1983.


US Nuclear Regulatory Commission Fault Tree Handbook.

CRR software tools

Maryland Clark School of Engineering, Center for Risk and Reliability (CRR)

BS 5760: Part 5

Reliability of Systems, Equipment and Components:

Part 5 Guide to Failure Modes, Effects and Criticality Analysis

Sustainable and Environmental Appraisal Tools (SEAT) Handbook

The MOD Sustainability and Environmental Appraisal Tools (SEAT) Handbook is the single point of reference for the suite of appraisal tool methodologies


US Coast Guard website

The US Coast Guard’s guidance on risk assessment

HSE Website - Marine Risk Assessment, Offshore Technology Report 2001/063

Risk assessment provides a structured basis for offshore operators to identify hazards and to ensure risks have been to reduced to appropriate levels in a cost-effective manner

Wikipedia article on Risk Matrix

A Wikipedia article explaining the role of the risk matrix in risk assessment

Risk Management - Risk Assessment Techniques

ISO 31010 Ed 1.0 – guidelines and principles of risk management.

Application of QRA in Operational Safety Issues

A study on research into the use of risk assessment in HSE's operational decisions in the context of the COMAH regulation 4 (HSE 2002)

Marine Risk Assessment

The regulations applying to offshore operations in the UK require operators to undertake risk assessment in order to identify appropriate measures to protect people against accidents, so far as is reasonably practicable (HSE 2001)

Petroleum and Natural Gas Industries – Offshore Production Installations – Guidelines on risk assessment (ISO17776:2000)

Guidelines on tools and techniques for hazard identification and risk assessment.

US Military: Standard Practice for System Safety

This system safety standard practice identifies the DoD approach for identifying hazards and assessing and mitigating associated risks encountered in the development, test, production, use, and disposal of defence systems

GEIA-STD-0010: Standard Best Practices for System Safety Program Development and Execution 

Outlines a standard practice for conducting system safety.

Hazard and operability studies (HAZOP studies) - Application guide (IEC 61882 (2001-05))

Guidance on the application of the technique and the HAZOP study procedure, including definition, preparation, examination sessions and resulting documentation.

Eurocontrol (European Organisation for the Safety of Air Navigation) HIFA (Human Factors Integration in Future ATM systems) website

Criteria to help designers and project managers considering human factors and measuring HF indicators throughout the various phases of life cycle of an air traffic management system

Hazop + Isotope

Hazop+ software can be used to vastly simplify the customizing, recording,  managing and reporting processes of the Hazop study

Guidance on the assessment of the safety and suitability for service of munitions for NATO Armed Forces

Provide a uniform guide for the assessment of the safety and suitability of a non-nuclear munition for use by NATO armed forces.

Nuclear Reactor Engineering

Department of Energy (US) guide on nuclear reactor engineering.

“A six-step Method for the Development of Goal Structures,”

A systematic approach to managing safety cases.

The future of goal-based assurance cases

Adelard’s approach to safety cases in particular, and assurance cases more generally, and discusses some possible future directions to improve frameworks for goal-based assurance cases.

The HEAT/ACT Preliminary Safety Case: A case study in the use of Goal Structuring Notation

The paper outlines the work conducted, and appraises these perceived merits against experience during and following the construction of the Preliminary Safety Case.

Building a Preliminary Safety Case: An Example from Aerospace

The paper describes the production of these ‘Preliminary Safety Arguments’. In particular, we show how we have used the Goal Structuring Notation as the basis for presenting the Preliminary Safety Argument for a distributed computing platform for aero-engine control.

Adelard ASCE Tool

Adelard ASCE is a commercial tool for the development and management of assurance cases and safety cases.


Excellence in the Procedure for Safety Assessment

IEC 61508

Industrial-process measurement, control and automation - Systems aspects


Freedom of Information Act

An Act of Parliament of the Parliament of the United Kingdom that creates a public "right of access" to information held by public authorities.

Freedom of Information Act

Ministry of Defence’s response to the Freedom of Information Act.

Defence Academy

The Ministry of Defence’s training provider

IET – Health and Safety Briefing 26a – Quantified Risk Assessment techniques

Quantified risk assessment techniques/

US Nuclear Regulatory Commission Fault Tree Handbook

Guide on fault tree analysis and evaluation.

Maryland Clark School of Engineering

The University of Maryland’s A. James Clark School of Engineering is a premier program, ranked among the top 20 in the world.

Reflex Fault Tree

Reflex fault tree software site, tool available

Fault Tree + for Windows - Item

Fault tree plus software tool available for download

Guidelines for Hazard Evaluation Procedures, third Edition with Worked Examples

Guide to Hazard evaluation procedures with a number of worked examples.

NUREG/CR-2300, "PRA Procedures Guide," U.S. Nuclear Regulatory Commission

Performance of Probabilistic Risk Assessment for Nuclear Power Plants


Application of the Cause-Consequence Diagram Method to Static Systems

Cause-Consequence Analysis, Fault Tree Analysis, Binary Decision Diagram, Dependencies.

HID Safety Report Assessment Guide: Explosives

This document describes how the Competent Authority’s Assessors evaluate safety reports for compliance with the predictive criteria of COMAH

HSE: Hazardous Installations Directorate

HID regulatory Model explains how HID prioritises its major hazard inspection programmes.

Restrictions apply when accessing the following references.

System Safety Management (SYSSAF 1)

Compliance with MOD policy and instructions, legislation, and procedures that apply to the management of system safety

Only accessible by MOD employees

Def Stan 00-970 Design & Airworthiness Requirements for Service Aircraft etc

This Part of the Defence Standard provides requirements and guidance for the design of aircraft to meet the airworthiness requirements for UK military operation.

Defence Gateway account required

Def Stan 00-040 pt 1 Reliability and Maintainability (R&M)  Part No: 1:Management Responsibilities and Requirements for Programmes and Plans
Def Stan 00-044 Reliability and Maintainability Data Collection and Classification
Def Stan 00-055 This Defence Standard (Def Stan) provides requirements and guidance for the achievement, assurance and management of safety of Programmable Elements (PE) within Products, Services and Systems (PSS)
Def Stan 00-058 HAZOP studies on systems containing programmable electronics

Def Stan 00-44

Reliability and Maintainability Data Collection and Classification.

Defence Gateway account required

Def Stan 00-40 Part 1

Reliability and Maintainability. Defence Gateway account required

Def Stan 00-056

Safety Management Requirements for Defence Systems.

Defence Gateway account required

DSA02-DLSR Land Systems Safety and Environmental Protection Regulations