Search results W Glossary GLOSSARY OF ENVIRONMENTAL TERMS WAC – Waste Acceptance Criteria – every landfill site, inert, non-hazardous or hazardous can only accept waste that meets specified criteria and it may be necessary to test waste proposed to be deposited to... 19-glossary-w 7.14.1 Introduction ECOLOGY 7.14 WATER VOLES 7.14.1 Introduction The water vole once a common sight in British waterways, has now disappeared from 90% of the areas it was recorded in less than a hundred years ago. This decline has occurred as a result of a number of factors including... 07-14-1-introduction 7.14.4 Survey Work ECOLOGY 7.14 WATER VOLES 7.14.4 Survey Work See also Appendix 3 Surveys should be undertaken between April and October with moving of resident animals undertaken in March or September to October.Operations that could impact upon the habitat of water vole could... 07-14-4-survey-work 7.17.6 Parrots Feather ECOLOGY 7.17 INVASIVE PLANT SPECIES 7.17.6 Parrot's-Feather 7.17.6.1 Introduction Parrot's feather is native to Central and South America and has been grown in water gardens in the UK since 1878. It was first recorded in the wild in 1960, where it was most... 07-17-6-parrots-feather Introduction WATER 13.5 PLANNING FOR CONSTRUCTION Introduction A main river is defined as any watercourse shown as a 'blue line' on the flood map published by the EA/NRW/SEPA. An ordinary watercourse includes any other river, stream, ditch, drain, cut, dyke, sluice, sewer... 13-5-introduction Emergency Action Dangerous substances Highly flammable liquids and liquefied petroleum gases Liquefied Petroleum Gas (LPG) Emergency action In cases of emergency it is of paramount importance to avoid endangering life, and although it is impossible to set down a fixed procedure... E4-emergency-action Failure Modes Excavation Failure modes The importance, and indeed necessity, of providing proper support to excavations is often hard to explain to site operatives. The reason is not hard to find. Clays, to the inexperienced, often look very stable when first excavated. They... E7-failure-modes Checklist Site Conditions Excavation Check List No.1 - Site conditions and method constraints. (Design stage) Knowledge of the ground and local constraints (adjacent buildings etc.) must be available in order to determine the method of excavation and the need for support. In addition,... E7-checklist-site-conditions Illumination and Identification Work Over Water General precautions Illumination and Identification Illumination is essential for night work and at all times in shafts, dark corners and stairways. An even spread of light is required to avoid deceptive shadows and glare. The area floodlit should... E10-illumination-and-identification Cranes Mounted On Barges Lifting Operations and Lifting Equipment All cranes: Special functions Cranes mounted on barges and pontoons Where lifting operations need to be carried out over water, land based cranes may sometimes be mounted on floating vessels such as barges or pontoons. ... E12-cranes-mounted-on-barges 14 15 16 17 18 19 20 21 22 23