Code of Practice Property Care

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1 Introduction 3 8 4 Historic buildings 18,1 1 Flooding 3 8 5 Other issues 18. 2 Definitions 4 9 Understanding the client 18, 3 Training and accreditation 9 1 Before work begins 18. requirements 5,4 Flood Protection 5 9 2 During work 19. 4 1 Introduction 5 9 3 After completion 19, 4 2 Flood Resistance water exclusion 9 4 Customer Care Issues 19. strategy 5 10 Reports 19, 4 3 Flood Resilience water entry 10 1 Site assessment 19.
strategy 11 10 2 Storage and maintenance 20,5 Standards 12 10 3 Maintenance 20. 5 1 Kitemark certification 12,11 Warranty 21,5 2 Other standards 12 12 References 21. 6 Inspection risk assessments and,health and safety 13. 6 1 General risk assessment 13,6 2 Site assessment 14. 6 3 Risk assessment health and,6 4 Construction Design and.
Management Regulations 2015,CDM2015 14,7 Understanding the flood risk 14. 7 1 Caution 14,7 2 Flood history 15,7 3 Source s of flooding 15. 7 4 Risk level probability depth 15,7 5 Detailed Flood Risk Assessment 16. 8 Understanding the building 16,8 1 Construction methods 16. 8 2 Routes for ingress of water,above ground 17,8 3 Routes for ingress of water.
below ground 17,1 Introduction 1 1 Flooding,Flooding often represents a personal disaster. This Code of Practice is issued by the for the people who are directly affected The. Property Care Association consequences of any flood can have a. significant impact on those affected not just, The aim of this Code of Practice is to physically and financially but also emotionally. provide guidelines that set the principles It is important that any professional involved in. and standards to which PCA members the protection of buildings at flood risk. work understands this to ensure the needs of the,individual can be accommodated as part of the. This Code is based on current best overall package. practice and aims to provide a concise Flooding can be caused by water from a variety. and thorough guide to Flood Protection of sources some of which may not be close to. Information is given on associated matters the affected property or immediately apparent. and where appropriate reference is made Identifying the probable source s of the. to other documents and legislation potential floodwater is important as this will. affect critical factors such as the depth rate of, Background information that may be useful flow and speed of onset all of which need to. when dealing with clients is also provided All be taken into consideration when. information conforms to or improves upon recommending and or designing appropriate. recommendations provided by DCLG flood protection methods and equipment. Defra Environment Agency Natural Resources, Wales Scottish Environment Protection Floodwater not only enters buildings through.
Agency SEPA obvious openings in the wall but can also rise. up through flooring or seep through the, Improvements on recommendations are brickwork itself particularly during prolonged. based on data from PCA members with flood incidents Another entry point which. long standing proven records in Flood may sometimes be overlooked is through the. Protection party walls of semi detached or terraced. properties unless these too have flood, The Code of Practice is intended for use protection or have higher floor levels than the. in England Wales Scotland and Ireland It is property being modified. the responsibility of individual members, to ensure that they are aware of and follow Undertaking flood protection work to buildings. all legislation relevant to work carried out is therefore more complex than simply fitting. and any changes to it protective products in accordance with the. manufacturer s guidance,Red exclamation marks are found next to. sections of particular importance, 2 Definitions aim of preventing floodwater from entering.
and damaging the building s fabric and, For the purpose of this document the contents Applicable to the maximum flood. following definitions apply depth for which the equipment is designed. GREY WATER, BLACK WATER sewage Non industrial wastewater generated from. Water containing bodily or other biological domestic processes such as washing laundry. wastes such as from toilets or drains and bathing,CAPILLARY MOISTURE HYDROSTATIC PRESSURE. Moisture held in the capillaries of a material Pressure created by a static head of water. and which exerts no positive pressure on the PLASTER. structure Any applied coat whose cementing action, CAVITY DRAIN MEMBRANE comes from either gypsum or cement lime. Dimpled flexible high density polyethylene PRESSURE. HDPE or polypropylene sheets which can be A load that is spread across an area e g. placed against the internal face of the structure hydrostatic pressure. after construction and used to control RENDER, infiltrating water Any applied coat which is made up of a.
DAMP PROOFING sand cement lime mix and can be used for. This is defined as protection against the coatings applied internally or externally It may. incursion of damp by adding a damp course or incorporate accelerators plasticisers or other. by coating with a moisture resistant approved additives. preparation SACRIFICIAL MATERIALS, FLOOD Materials used in house fittings that are likely. An overflowing of water on an area normally to be damaged in case of flooding but can be. dry Inundation deluge or other source of easily replaced. water that can damage the fabric of the WATERPROOF. building A material or layer that is impervious to the. FLOOD AVOIDANCE passage of water, Aims at avoiding the floodwater entirely by WATERPROOFING. locating buildings above the flood level The application of a material that is impervious. elevating or raising buildings above to water, the flood level or to allow buildings to rise with WATER RESISTANT. the floodwater This approach is beyond the A material or layer with a high resistance to the. scope of this document passage of water,FLOOD RESILIENCE WET PROOFING. Adapting a property to minimise the effect of A retrofitting strategy where floodwater is not. floodwater so that no permanent damage is prevented from entering the building but the. caused and the structural integrity is building is adapted to flooding in a way that. maintained May also be termed the flood potential damage is reduced. repairable approach or Water entry,FLOOD RESISTANCE.
Protecting a property using flood protection,products and or building materials with the. 3 Training and accreditation type of flooding cost and design constraints. requirements permit,An alternative approach exists which is. Any person involved in the installation of particularly suited to locations subject to. Flood Protection must have training frequent flooding and or flood depths regularly. commensurate with their duties Training exceeding typical resistance method design. in Flood Protection should be given in heights Water is allowed to enter but the. accordance with generic PCA training and building is equipped to endure the effects of. manufacturer product specific requirements flooding with minimal repair This is known as. flood resilience wet proofing water entry, Prior to work on any site a surveyor strategy or a flood repairable solution. should ensure that all necessary health In most projects where flood protection is. and safety accreditation is possessed and being considered a combination of the. all necessary training has been carried techniques outlined later in this guidance may. out be recommended, General advice on training and training 4 1 2 What is the difference between. courses is available from the PCA Damp proofing and Flood proofing. Damp proofing is defined as protection against,the incursion of damp by adding a dampcourse.
or by coating with a moisture resistant,4 Flood Protection. preparation,4 1 Introduction,Water repellent coatings or damp. It is not practical to provide a guidance proofing masonry creams conforming to. document that covers all the possible aspects ISO 15148 2002 are not designed for. of flood protection not least because new underwater use and are many. products are still being developed This section formulations are unsuitable for flood. of the Code considers some basic principles protection purposes. that should be borne in mind by those, contracted to survey supply and or fit flood Products compatible with the requirements of. protection measures to homes or businesses BS8102 2009 Code of Practice for the. protection of Structures from Water from the, Technique specific issues for consideration are Ground may be suitable in some cases see. shown in italics section 4 2 3 1, 4 1 1 Customer expectations 4 2 Flood Resistance water exclusion.
Clients should be made aware that it is not only strategy. difficult to make existing buildings totally flood. resistant but that in some cases it may not be Before any flood resistance measures are. advisable to do so see section 7 5 on structural implemented it is important that the property. damage in floods of extreme depth or is stable and is able to resist the additional. duration High levels of flood resistance loads that may be placed on it be it any head. keeping water out or water exclusion of water If there is any doubt it is important. strategy can be achieved however where the, to consult a structural engineer who can Property protected only to design height of. provide advice and guidance product There can be problems with seepage. under through walls and via garden wells, 4 2 1 Keeping water away Auxiliary pumps usually required Structure of. To prevent water reaching a protected buildings not a limiting factor. structure temporary or permanent barriers, can be installed around the building grounds 4 2 1 2 Temporary solutions. These include barriers placed around, Although owners are entitled to safeguard boundaries or across flow routes such as. their own property from flooding they driveways A variety of barrier methods are. may not cause harm to the land or available including mobile dams water filled. properties of others as a consequence for or air filled modular barriers and pallet. example due to deflection of water The barrier variants. design must ensure such damage will not result Property protected only to design height of. from the construction of flood protection product Structure of buildings is not a limiting. works or the owner could be liable to a civil factor Can be installed in water May need. claim seeking compensation and or an significant manpower to deploy May need. injunction measures to deal with seepage, The advice of the Environment Agency 4 2 2 Keeping water out.
England Natural Resources Wales or To prevent water entering a protected. SEPA Scotland must be sought before structure the basic principle is to close all. such work commences as it this will openings and create one of the following two. affect existing flood flow patterns Permanent solutions. barriers in particular can reduce the capacity A waterproof outer shell sometimes. of an existing floodplain such that equivalent termed water proofing or dry proofing. compensatory flood storage will be required as Apply waterproofing treatments to the. detailed in PPPS25 this is also termed a inner faces of walls and the floors. compensation slice The advice of the sometimes termed tanking. Environment Agency will be required in these Structure of buildings may be a limiting factor. circumstances A Flood Defence Consent must The advice of a structural engineer should be. also be obtained before any work commences sought to establish whether the building has. if such structures are to be located in on or the structural integrity to withstand the. near watercourses of any kind and such expected hydrostatic pressure. permission may not be granted Unless the building is specifically designed to. resist these pressures once the depth of, 4 2 1 1 Permanent solutions flooding exceeds around 600 mm it may be. Typical solutions include boundary safer to allow water to enter the building In. walls fences incorporating sealed gates earth general terms the fabric of modern buildings. bunds also known as flood banks or levees can be less substantial than older properties. automatic barriers demountable systems Older properties may be able to withstand. with permanent groundworks depths up to 900mm but for most modern. Expert geological survey and engineering buildings 600mm is the advised maximum. design is needed where extensive groundworks,are required. 4 2 2 1 Waterproofing the outer shell Below ground work involved may just reduce. This can be achieved either by applying a suite penetration rate visually alters building hence. of permanent measures sometimes termed may need planning approval. passive or rather misleadingly fit and, forget or by using a combination of Perforated engineering bricks are. permanent techniques with temporary not suitable for this application as. aperture closures such as door guards and they conform to a lower standard. airbrick covers deployed only when flooding is,4 2 2 2 Other structural changes. imminent For ducts service entry or exit,In some situations a solution may be to raise.
points specially designed plugs and sealed,building thresholds if existing lintel heights. systems are available other water entry points,permit this or to construct a storm p. 3 1 Introduction This Code of Practice is issued by the Property Care Association signif The aim of this Code of Practice is to provide guidelines that set the

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