LEV Installation & Management

HSE Guide – HSG 258 – Controlling Airborne Contaminants at Work – A Guide to Local Exhaust Ventilation (LEV)

HSG258 provides practical guidance on how Local Exhaust Ventilation systems should be designed, commissioned, operated, maintained and examined. The document explains: How airborne contaminants are generated and controlled. The principles of effective contaminant capture. Good LEV design practice. Commissioning and …

ACGIH Industrial Ventilation Manual of Recommended Practice for DESIGN: 31st Edition

The Global Reference Standard for LEV Design The ACGIH Industrial Ventilation Manual is widely regarded as the most influential and comprehensive technical reference available for the design of industrial ventilation and Local Exhaust Ventilation (LEV) systems. Published by the American …

Bakers – Occupational Asthma and Flour Dust (HSE)

This HSE guidance focuses on the health risks associated with flour dust and baking ingredients in bakeries, flour mills, commercial kitchens and food production environments. Flour dust and baking enzymes (particularly amylase) are one of the leading causes of occupational …

Silica Dust – Cancer and Construction (HSE)

This HSE guidance highlights the significant health risks associated with respirable crystalline silica (RCS) exposure in the construction industry. Silica is a naturally occurring mineral found in materials such as concrete, brick, mortar, sandstone, tiles and many other common construction …

INDG136 – Working with Substances Hazardous to Health: A Brief Guide to COSHH

Working with Substances Hazardous to Health: A Brief Guide to COSHH INDG136 is HSE’s introductory guide to the Control of Substances Hazardous to Health (COSHH) Regulations. It explains how employers can identify hazardous substances, assess exposure risks and implement practical …

Explosive Atmospheres – Classification of Hazardous Areas (Zoning) and Selection of Equipment.

Area Classification for Explosive Atmospheres (HSE) The Health and Safety Executive (HSE) provides guidance on the classification of hazardous areas where flammable gases, vapours, mists or dusts may create an explosive atmosphere. Area classification is a fundamental element of DSEAR …

IMechE “ALARP for Engineers” – A Technical Safety Guide

This Institution of Mechanical Engineers (IMechE) guide provides practical engineering guidance on applying the principle of reducing risks to As Low As Reasonably Practicable (ALARP). The report explains how engineers and duty holders can demonstrate that safety risks have been …

Dust Filter Service Engineers – RPE Guidance

This post and its attachments are free for everyone. If you know any service engineers working with LEV systems, please share this. We want all service engineers to understand the risks they face—and the level of protection they should expect …

CoSHH Essentials – Easy Steps to Control Chemicals

HSE Guide (looks like published Sept 2009) dealing with the foundations and “Technical Basis for the CoSHH Essentials: Easy Steps to Control Chemicals”. If you are familiar with Benchmarking (as per HSG258) then this document will provide you with so …

Video – “How to Use the PITOT Tube”

New OXYL8 training video on YouTube which provides an excellent introduction to the PITOT Tube, how to make the connections to a Manometer and how to take correct readings in a duct How to Use the PITOT Tube