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Standard Assessment Procedure

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The Standard Assessment Procedure (SAP) is the UK government's recommended method system for measuring the energy rating of residential dwellings . The methodology is owned by the Department for Business, Energy & Industrial Strategy, and produced under licence by BRE. The first version was published in 1995, and was replaced by newer versions in 1998, 2001, 2005, 2009, 2012, and 2021. It calculates the typical annual energy costs for space and water heating, and, from 2005, lighting. The CO 2 emissions are also calculated. The SAP runs from 1 to 100+, with dwellings that have SAP>100 being net exporters of energy.

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81-654: SAP 2012 has been used as the basis for checking new dwellings for compliance with building regulations in the United Kingdom requiring the conservation of fuel and power since 6 April 2014 in England or 31 July 2014 in Wales. A reduced data version of SAP, RDSAP, is used for existing dwellings. SAP or RDSAP was used to produce the energy report and Energy Performance Certificate in Home Information Packs (HIPs). A document

162-698: A 'Doc M Pack' for disabled toilets, which reproduces exactly the diagram in Part M, and most public disabled toilets are now designed around this layout. Many manufactured products have agrément certificates issued by the British Board of Agrément (BBA, a construction products certification service), certifying compliance with relevant standards. However, the BBA and other bodies (TRADA, BRE, Exova Warrington, etc.) may be able to test and certify to "CE" harmonised EU standards. "CE" marking of all construction materials and products

243-505: A Building Safety Bill, and a new Building Safety Regulator . A number of regulations were amended or created to introduce a restriction on the use of combustible materials within external elevations and specific attachments in certain types of buildings with storeys over 18m - this applied in England only. This change came in the wake of the Grenfell Tower fire. The part of the amendment relating to elements provided to reduce heat gain

324-423: A broad range of tall local authority , private, NHS, educational and housing association buildings. Combustible materials within the external construction of the outside of tall buildings must comply with the building regulations but this guidance has sometimes been interpreted as applying only to the insulation and not to the cladding. . There are concerns that fire tests may not accurately reflect real life when

405-408: A building (or new part of a building) but do not require renovation of existing elements. There are general requirements for any change or improvement, that the building must not be left any less satisfactory in compliance than before the works, and areas worked on must not be left in unsafe condition by reference to current standards. The Regulations may also specify in some cases, that when enough work

486-440: A building, cladding and insulation are subject to wear and tear. The DCLG has set up a weekly email newsletter for those interested in this topic. Nothing should be growing on the ground covered by the building. Precautions must be taken to stop gases and dangerous substances from previous land use from entering the building and endangering the health and safety of occupants. Subsoil drainage will be in place, if needed, to stop

567-476: A density 0.5539 times that of air (0.678 kg per standard cubic meter). In the early 1800s, natural gas became known as "natural" to distinguish it from the dominant gas fuel at the time, coal gas . Unlike coal gas, which is manufactured by heating coal, natural gas can be extracted from the ground in its native gaseous form. When the use of natural gas overtook the use of coal gas in English speaking countries in

648-539: A description of the information required – see Appendix G of approved document B) to the Responsible Person, upon completion. This is to enable a competent person to carry out a fire risk assessment. Once a building is occupied the Regulatory Reform (Fire Safety) Order 2005 (Fire Safety Order 2005 - FSO2005) requires a fire risk assessment to be carried out, to take into account how the users are actually using

729-470: A licence from the BSR. This part requires buildings to be designed, constructed and altered so as to be structurally safe and robust, and also so as not to impair the structural stability of other buildings. It stipulates design standards that should be adopted for use on all buildings and additionally gives simple design rules for most masonry and timber elements for traditional domestic buildings. The weight of

810-477: A major source of natural gas in the United States and Canada. Because of increased shale gas production the United States was in 2014 the number one natural gas producer in the world. The production of shale gas in the United States has been described as a "shale gas revolution" and as "one of the landmark events in the 21st century." Following the increased production in the United States, shale gas exploration

891-538: A synthetic crude that can be further refined into finished products, while MTG can produce synthetic gasoline from natural gas. STG+ can produce drop-in gasoline, diesel, jet fuel and aromatic chemicals directly from natural gas via a single-loop process. In 2011, Royal Dutch Shell's 140,000 barrels (22,000 m ) per day F–T plant went into operation in Qatar . Natural gas can be "associated" (found in oil fields ), or "non-associated" (isolated in natural gas fields ), and

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972-481: Is a civil matter between adjoining land owners and "party wall legislation" is not enforced by the Building Control bodies. The building regulations consider five aspects of fire safety in the construction of buildings: The use of a ' fire engineer ' to computer model the building layout and smoke behaviour in such a building. This requires the designer and/or constructor to give the fire safety information (for

1053-493: Is a flammable gaseous fuel made by the destructive distillation of coal . It contains a variety of calorific gases including hydrogen , carbon monoxide , methane , and other volatile hydrocarbons , together with small quantities of non-calorific gases such as carbon dioxide and nitrogen , and was used in a similar way to natural gas. This is a historical technology and is not usually economically competitive with other sources of fuel gas today. Most town "gashouses" located in

1134-458: Is a schematic block flow diagram of a typical natural gas processing plant. It shows the various unit processes used to convert raw natural gas into sales gas pipelined to the end user markets. The block flow diagram also shows how processing of the raw natural gas yields byproduct sulfur, byproduct ethane, and natural gas liquids (NGL) propane, butanes and natural gasoline (denoted as pentanes +). As of mid-2020, natural gas production in

1215-614: Is also accepted as one way of complying with the Building Regulations requirements. However, the supply of gas ( natural and/or LPG ) is not specifically controlled by the Building Regulations, as there are separate Gas Safety Regulations enforced by the Health and Safety Executive (HSE). Fuel storage (e.g. Heating Oil and LPG tanks are controlled, near dwellings.) Newer versions of Building Regulations are generally not retrospective: they are applied to each new change or modification to

1296-399: Is also found in coal beds (as coalbed methane ). It sometimes contains a significant amount of ethane , propane , butane , and pentane —heavier hydrocarbons removed for commercial use prior to the methane being sold as a consumer fuel or chemical plant feedstock. Non-hydrocarbons such as carbon dioxide , nitrogen , helium (rarely), and hydrogen sulfide must also be removed before

1377-616: Is beginning in countries such as Poland, China, and South Africa. Chinese geologists have identified the Sichuan Basin as a promising target for shale gas drilling, because of the similarity of shales to those that have proven productive in the United States. Production from the Wei-201 well is between 10,000 and 20,000 m per day. In late 2020, China National Petroleum Corporation claimed daily production of 20 million cubic meters of gas from its Changning-Weiyuan demonstration zone. Town gas

1458-579: Is by the local fire authority . It may be necessary to exceed the recommendations of the guidance supporting Part B of Schedule 1 to Building Regulations, in order to achieve a suitable and sufficient level of fire safety required under the FSO2005. The Fire Safety (England) Regulations 2022 (FSER22) are retrospective and require existing and new residential buildings (with more than two flats) to have minimum fire safety management records and fire safety facilities (a recommendation of phase 1 of 2021 report of

1539-556: Is colorless and odorless, and the second largest greenhouse gas contributor to global climate change after carbon dioxide. Because natural gas is odorless, odorizers such as mercaptan (which smells like rotten eggs ) are commonly added to it for safety so that leaks can be readily detected. Natural gas is a fossil fuel that is formed when layers of organic matter (primarily marine microorganisms) decompose under anaerobic conditions and are subjected to intense heat and pressure underground over millions of years. The energy that

1620-443: Is done in an area (such as partial new insulation) the remainder of that area must be brought to an appropriate standard; however the standard required for an existing building may be less stringent than that required for a completely new building. The Regulations also specify that some types of work must be undertaken by an appropriately qualified professional (such as works on gas or certain electrical matters), or must be notified to

1701-537: Is estimated to have 51,000 cubic kilometers (12,000 cu mi) of natural gas and 50 billion barrels (7.9 billion cubic meters) of natural gas condensates . Because natural gas is not a pure product, as the reservoir pressure drops when non-associated gas is extracted from a field under supercritical (pressure/temperature) conditions, the higher molecular weight components may partially condense upon isothermic depressurizing—an effect called retrograde condensation . The liquid thus formed may get trapped as

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1782-694: Is heated and compressed deep underground. Methanogenic organisms produce methane from a variety of sources, principally carbon dioxide. During petroleum production, natural gas is sometimes flared rather than being collected and used. Before natural gas can be burned as a fuel or used in manufacturing processes, it almost always has to be processed to remove impurities such as water. The byproducts of this processing include ethane , propane , butanes , pentanes , and higher molecular weight hydrocarbons. Hydrogen sulfide (which may be converted into pure sulfur ), carbon dioxide , water vapor , and sometimes helium and nitrogen must also be removed. Natural gas

1863-452: Is lettered as Part A to Part S (however there are no Parts I or N) accompanied by an approved document for that Part X . The approved documents usually take the form of firstly stating the legislation and then providing a number of methods or ways which are deemed to satisfy the regulations. The building regulations do not aim to stifle innovation, and the introduction of each Approved Document re-states this government aim. Compliance with

1944-403: Is natural gas produced from shale . Because shale's matrix permeability is too low to allow gas to flow in economical quantities, shale gas wells depend on fractures to allow the gas to flow. Early shale gas wells depended on natural fractures through which gas flowed; almost all shale gas wells today require fractures artificially created by hydraulic fracturing . Since 2000, shale gas has become

2025-418: Is now a legal requirement, since 1 July 2013. Most of the detailed information on the Building Regulations is now available on http://www.planningportal.gov.uk/buildingregulations/ where general public users can access simplified building regulations guidance, and professional users have access to a reorganised version of what was on the former DCLG building regulations website, including the full versions of

2106-406: Is often stored underground [references about geological storage needed]inside depleted gas reservoirs from previous gas wells, salt domes , or in tanks as liquefied natural gas. The gas is injected in a time of low demand and extracted when demand picks up. Storage nearby end users helps to meet volatile demands, but such storage may not always be practicable. With 15 countries accounting for 84% of

2187-452: Is preparing to export natural gas. Floating liquefied natural gas (FLNG) is an innovative technology designed to enable the development of offshore gas resources that would otherwise remain untapped due to environmental or economic factors which currently make them impractical to develop via a land-based LNG operation. FLNG technology also provides a number of environmental and economic advantages: Many gas and oil companies are considering

2268-545: Is primarily dependent on proximity to markets (pipelines), and regulatory restrictions. Natural gas can be indirectly exported through the absorption in other physical output. The expansion of shale gas production in the US has caused prices to drop relative to other countries. This has caused a boom in energy intensive manufacturing sector exports, whereby the average dollar unit of US manufacturing exports has almost tripled its energy content between 1996 and 2012. A "master gas system"

2349-429: Is primarily used in the northern hemisphere. North America and Europe are major consumers. Often well head gases require removal of various hydrocarbon molecules contained within the gas. Some of these gases include heptane , pentane , propane and other hydrocarbons with molecular weights above methane ( CH 4 ). The natural gas transmission lines extend to the natural gas processing plant or unit which removes

2430-787: Is responsible for the issue in Scotland, and the Northern Ireland Executive (at Belfast) has responsibility within its jurisdiction. There are very similar (and technically very comparable) Building Regulations in the Republic of Ireland. The English Building Regulations 2010 and the Building Act 1984 (in England) have been updated, on 1 October 2023, with major changes by the Building Safety Act 2022 (c. 30). The detailed requirements of

2511-709: Is sometimes informally referred to simply as "gas", especially when it is being compared to other energy sources, such as oil, coal or renewables. However, it is not to be confused with gasoline , which is also shortened in colloquial usage to "gas", especially in North America. Natural gas is measured in standard cubic meters or standard cubic feet . The density compared to air ranges from 0.58 (16.8 g/mole, 0.71 kg per standard cubic meter) to as high as 0.79 (22.9 g/mole, 0.97 kg per scm), but generally less than 0.64 (18.5 g/mole, 0.78 kg per scm). For comparison, pure methane (16.0425 g/mole) has

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2592-604: Is traded on a "dry gas" basis and is required to be commercially free from objectionable odours, materials, and dust or other solid or liquid matter, waxes, gums and gum forming constituents, which might damage or adversely affect operation of equipment downstream of the custody transfer point. LNG carrier ships transport liquefied natural gas (LNG) across oceans, while tank trucks can carry LNG or compressed natural gas (CNG) over shorter distances. Sea transport using CNG carrier ships that are now under development may be competitive with LNG transport in specific conditions. Gas

2673-409: Is transported at high pressure, typically above 200 bars (20,000 kPa; 2,900 psi). Compressors and decompression equipment are less capital intensive and may be economical in smaller unit sizes than liquefaction/regasification plants. Natural gas trucks and carriers may transport natural gas directly to end-users, or to distribution points such as pipelines. In the past, the natural gas which

2754-416: Is turned into liquid at a liquefaction plant, and is returned to gas form at regasification plant at the terminal . Shipborne regasification equipment is also used. LNG is the preferred form for long distance, high volume transportation of natural gas, whereas pipeline is preferred for transport for distances up to 4,000 km (2,500 mi) over land and approximately half that distance offshore. CNG

2835-510: The Approved documents and associated guidance , held on the DCLG website (now a constituent part of the gov.uk website). In England, From 6th April 2024, all work to build a new or alter an existing "higher-risk building" (HRB) – that is a building with seven or more floors, and with more than two dwellings – is subject to the new enhanced building safety regime , which is administered and enforced by

2916-631: The Building Act 1984 (c. 55) while those that apply across Scotland are set out in the Building (Scotland) Act 2003 . The Building Act 1984, as amended by the Building Safety Act 2022 (c. 30), permits detailed regulations to be made by the Secretary of State for England and by a Welsh Minister for Wales. As 'Building Regulations' and 'Building Safety' are devolved areas of law, in the four parts of

2997-611: The Grenfell Tower fire of 14 June 2017, the Ministry of Housing, Communities and Local Government (MHCLG) established the Building Safety Programme. In the short term, this scheme sought to identify and remediate buildings with unsafe cladding . The problems that it variously exposed, compounded, and remedied constitute the cladding crisis. The programme is, longer-term, leading to a new regulatory framework for building safety,

3078-427: The supply chain can result in natural gas having a similar carbon footprint to other fossil fuels overall. Natural gas can be found in underground geological formations , often alongside other fossil fuels like coal and oil (petroleum). Most natural gas has been created through either biogenic or thermogenic processes. Thermogenic gas takes a much longer period of time to form and is created when organic matter

3159-538: The 1980s. Building regulations in the United Kingdom Building regulations in the United Kingdom are statutory instruments or statutory regulations that seek to ensure that the policies set out in the relevant legislation are carried out. Building regulations approval is required for most building work in the UK. Building regulations that apply across England and Wales are made under powers set out in

3240-548: The 19th century, natural gas was primarily obtained as a by-product of producing oil . The small, light gas carbon chains came out of solution as the extracted fluids underwent pressure reduction from the reservoir to the surface, similar to uncapping a soft drink bottle where the carbon dioxide effervesces . The gas was often viewed as a by-product, a hazard, and a disposal problem in active oil fields. The large volumes produced could not be used until relatively expensive pipeline and storage facilities were constructed to deliver

3321-406: The 20th century, it was increasingly referred to as simply "gas." In order to highlight its role in exacerbating the climate crisis , however, many organizations have criticized the continued use of the word "natural" in referring to the gas. These advocates prefer the term "fossil gas" or "methane gas" as better conveying to the public its climate threat. A 2020 study of Americans' perceptions of

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3402-417: The Building Regulations in England and Wales are scheduled within 18 separate headings, each designated by a letter (Part A to Part S), and covering aspects such as workmanship, adequate materials, structure, waterproofing and weatherisation, fire safety and means of escape, sound isolation, ventilation, safe (potable) water, protection from falling, drainage, sanitary facilities, accessibility and facilities for

3483-489: The English and Welsh governments' "approved documents") describing the matters to be taken into account. The approved documents are not literally legally binding in how the requirements must be met; rather, they present the expectation of the Secretary of State concerning the minimum appropriate standards required for compliance with the Building Regulations, and the common methods and materials used to achieve these. The use of appropriate British Standards and/or European Standards

3564-659: The Grenfell Tower Public Inquiry.) The FSER22 are enforced by each county fire authority – they came into legal force on 26 Jan 2023. Building regulations are technically under constant review by the DCLG (and are currently being urgently reviewed in light of Grenfell Tower fire ). As following this fatal fire in London in June 2017, there is industry wide concern over fire safety issues with many other buildings . Inappropriate combustible material combinations have been found on

3645-541: The UK. The building regulations made under the Building Act 1984 have been periodically updated, rewritten or consolidated, with the latest and current version being the Building Regulations 2010. The UK Government (at Westminster) is responsible for the relevant legislation and administration in England, the Welsh Government (at Cardiff) is the responsible body in Wales, the Scottish Government (at Edinburgh)

3726-432: The US had peaked three times, with current levels exceeding both previous peaks. It reached 24.1 trillion cubic feet per year in 1973, followed by a decline, and reached 24.5 trillion cubic feet in 2001. After a brief drop, withdrawals increased nearly every year since 2006 (owing to the shale gas boom ), with 2017 production at 33.4 trillion cubic feet and 2019 production at 40.7 trillion cubic feet. After

3807-427: The US, over one-third of households (>40 million homes) cook with gas. Natural gas dispensed in a residential setting can generate temperatures in excess of 1,100 °C (2,000 °F) making it a powerful domestic cooking and heating fuel. Stanford scientists estimated that gas stoves emit 0.8–1.3% of the gas they use as unburned methane and that total U.S. stove emissions are 28.1 gigagrams of methane. In much of

3888-515: The United States begins with localized use. In the seventeenth century, French missionaries witnessed the American Indians setting fire to natural gas seeps around lake Erie, and scattered observations of these seeps were made by European-descended settlers throughout the eastern seaboard through the 1700s. In 1821, William Hart dug the first commercial natural gas well in the United States at Fredonia, New York , United States, which led in 1858 to

3969-697: The bottoms of the gashouse ovens was often used for roofing and other waterproofing purposes, and when mixed with sand and gravel was used for paving streets. Huge quantities of natural gas (primarily methane) exist in the form of clathrates under sediment on offshore continental shelves and on land in arctic regions that experience permafrost , such as those in Siberia . Hydrates require a combination of high pressure and low temperature to form. In 2013, Japan Oil, Gas and Metals National Corporation (JOGMEC) announced that they had recovered commercially relevant quantities of natural gas from methane hydrate. The image below

4050-536: The building (and any fire risks that brings to the building) and the FSO2005 requires the "Responsible Person(s)" for the building to provide and maintain "suitable and sufficient" general fire precautions. Scotland's Fire Safety legislation is very similar and only slightly different in practical effect. The FSO2005 is criminal law, and breaches of this law can result in the "Responsible Person" being jailed for up to two years and fined up to £10,000 for each offence. Corporate offences may have unlimited fines. Enforcement

4131-489: The building from the walls, furniture and people in the building will be transmitted to the ground, so as not to cause instability to the building or other buildings. Requires buildings to be built in a way ensuring no collapse will occur disproportionately to its cause. Ground movement such as freezing of subsoil will not impair the stability of the building. The Party Wall, etc. Act 1996 also controls walls and foundations being built near to existing buildings. However, it

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4212-654: The decayed organisms originally obtained from the sun via photosynthesis is stored as chemical energy within the molecules of methane and other hydrocarbons. Natural gas can be burned for heating, cooking, and electricity generation . Consisting mainly of methane, natural gas is rarely used as a chemical feedstock . The extraction and consumption of natural gas is a major industry. When burned for heat or electricity , natural gas emits fewer toxic air pollutants, less carbon dioxide, and almost no particulate matter compared to other fossil and biomass fuels. However, gas venting and unintended fugitive emissions throughout

4293-681: The disabled, measures to limit overheating in new dwellings, electrical safety, security of a building, high-speed broadband infrastructure connections, and the installation of a minimum number of facilities for the charging of electric vehicles in all new buildings (commercial and domestic). There are entirely separate "Approved Documents" for Wales and England. In Wales all new dwellings must have automatic fire suppression (sprinklers) installed. In England only new residential buildings, over 11m high (four floors and more) are required to have automatic fire suppression (sprinklers) systems. For each Part, detailed specifications are available free online (in

4374-446: The eastern US in the late 19th and early 20th centuries were simple by-product coke ovens that heated bituminous coal in air-tight chambers. The gas driven off from the coal was collected and distributed through networks of pipes to residences and other buildings where it was used for cooking and lighting. (Gas heating did not come into widespread use until the last half of the 20th century.) The coal tar (or asphalt ) that collected in

4455-446: The economic and environmental benefits of floating liquefied natural gas (FLNG). There are currently projects underway to construct five FLNG facilities. Petronas is close to completion on their FLNG-1 at Daewoo Shipbuilding and Marine Engineering and are underway on their FLNG-2 project at Samsung Heavy Industries . Shell Prelude is due to start production 2017. The Browse LNG project will commence FEED in 2019. Natural gas

4536-486: The formation of the Fredonia Gas Light Company . Further such ventures followed near wells in other states, until technological innovations allowed the growth of major long distance pipelines from the 1920s onward. By 2009, 66,000 km (16,000 cu mi) (or 8%) had been used out of the total 850,000 km (200,000 cu mi) of estimated remaining recoverable reserves of natural gas. In

4617-461: The fuel found that, across political identifications, the term "methane gas" led to better estimates of its harms and risks. Natural gas can come out of the ground and cause a long-burning fire. In ancient Greece , the gas flames at Mount Chimaera contributed to the legend of the fire-breathing creature Chimera . In ancient China , gas resulting from the drilling for brines was first used by about 400 BC. The Chinese transported gas seeping from

4698-435: The gas needs to be cooled down and compressed, as the friction in the pipeline causes the gas to heat up. Many existing pipelines in the US are close to reaching their capacity, prompting some politicians representing northern states to speak of potential shortages. The large trade cost implies that natural gas markets are globally much less integrated, causing significant price differences across countries. In Western Europe ,

4779-512: The gas pipeline network is already dense. New pipelines are planned or under construction between Western Europe and the Near East or Northern Africa . Whenever gas is bought or sold at custody transfer points, rules and agreements are made regarding the gas quality. These may include the maximum allowable concentration of CO 2 , H 2 S and H 2 O . Usually sales quality gas that has been treated to remove contamination

4860-896: The gas to consumer markets. Until the early part of the 20th century, most natural gas associated with oil was either simply released or burned off at oil fields. Gas venting and production flaring are still practised in modern times, but efforts are ongoing around the world to retire them, and to replace them with other commercially viable and useful alternatives. In addition to transporting gas via pipelines for use in power generation, other end uses for natural gas include export as liquefied natural gas (LNG) or conversion of natural gas into other liquid products via gas to liquids (GTL) technologies. GTL technologies can convert natural gas into liquids products such as gasoline, diesel or jet fuel. A variety of GTL technologies have been developed, including Fischer–Tropsch (F–T), methanol to gasoline (MTG) and syngas to gasoline plus (STG+). F–T produces

4941-518: The ground in crude pipelines of bamboo to where it was used to boil salt water to extract the salt in the Ziliujing District of Sichuan . Natural gas was not widely used before the development of long distance pipelines in the early twentieth century. Before that, most use was near to the source of the well, and the predominant gas for fuel and lighting during the industrial revolution was manufactured coal gas. The history of natural gas in

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5022-442: The higher-molecular weight hydrocarbons to produce natural gas with energy content between 35–39 megajoules per cubic metre (950–1,050 British thermal units per cubic foot). The processed natural gas may then be used for residential, commercial and industrial uses. Natural gas flowing in the distribution lines is called mid-stream natural gas and is often used to power engines which rotate compressors. These compressors are required in

5103-461: The homes affected by the snow were not defective in any way.” The legal requirement is Natural gas Natural gas (also called fossil gas, methane gas , or simply gas ) is a naturally occurring mixture of gaseous hydrocarbons consisting primarily of methane (95%) in addition to various smaller amounts of other higher alkanes . Traces of carbon dioxide , nitrogen , hydrogen sulfide , and helium are also usually present. Methane

5184-594: The largest proven gas reserves. Sources that consider that Russia has by far the largest proven reserves include the US Central Intelligence Agency (47,600 km ) and Energy Information Administration (47,800 km ), as well as the Organization of Petroleum Exporting Countries (48,700 km ). Contrarily, BP credits Russia with only 32,900 km , which would place it in second, slightly behind Iran (33,100 to 33,800 km , depending on

5265-403: The legislation is what is ultimately required and there may be many ways of complying, other than just using the ways set out in the recommended provisions within each of the approved documents. In reality, innovative solutions may be hard to validate, and for much building work the tendency is to follow the guidance of the approved documents literally. For example, bathroom manufacturers produce

5346-433: The natural gas can be transported. Natural gas extracted from oil wells is called casinghead gas (whether or not truly produced up the annulus and through a casinghead outlet) or associated gas. The natural gas industry is extracting an increasing quantity of gas from challenging, unconventional resource types : sour gas , tight gas , shale gas , and coalbed methane . There is some disagreement on which country has

5427-442: The nature of land usage, and the appearance of neighbourhoods. Therefore, both must be considered when building works are to be undertaken. From 1 January 2005 the term building work includes work on household electrics . The Climate Change and Sustainable Energy Act 2006 made provision for microgeneration to be brought within the Building Regulations, and increased to two years the time limit for prosecuting contraventions of

5508-408: The new Building Safety Regular (BSR) for England. The BSR thus replaces the role of local building control authorities. The private building control sector can no longer supervise work to build a new or alter a existing "higher-risk building". The former "approved inspectors" (firms) all cease to have any legal function. after 1 October 2024. New "registered building control approvers" (RBCAs) may seek

5589-834: The passage of ground moisture to the interior of the building and to prevent damage to the fabric of the building. The walls, floors and roof of the building shall prevent moisture passing to the inside of the building. The building must have provision to prevent condensation occurring in the roof structure. Complaints arose in the Bristol area after Storm Emma in February 2018 that the attics of more than 50 newly built homes had filled up with snow. Barratt Developments and Redrow plc denied any liability, saying that “Lofts in modern homes are designed to act as home ventilators and to eradicate moisture and condensation issues. The vents are installed in order to comply with building regulations and as such

5670-441: The pores of the gas reservoir get depleted. One method to deal with this problem is to re-inject dried gas free of condensate to maintain the underground pressure and to allow re-evaporation and extraction of condensates. More frequently, the liquid condenses at the surface, and one of the tasks of the gas plant is to collect this condensate. The resulting liquid is called natural gas liquid (NGL) and has commercial value. Shale gas

5751-560: The regulations relating to energy use, energy conservation or carbon emissions. It also requires the Secretary of State to report on compliance with these aspects of the Building Regulations and steps proposed to increase compliance. However, no such regulations have been laid. From 6 April 2006, the Building Regulations are extended by amendments to incorporate some of the European Directives requiring energy in existing and new buildings to be measured, etc. The core term building work

5832-412: The relevant local authority 's Building regulations approval for certification or approval. The application of Building Regulations is separate and distinct from 'Town Planning' and ' planning permission '; the Building Regulations control how buildings are to be designed or modified on the public grounds of safety and sustainability while 'planning permission' is concerned with appropriate development,

5913-543: The source). It is estimated that there are about 900,000 km of "unconventional" gas such as shale gas, of which 180,000 km may be recoverable. In turn, many studies from MIT , Black & Veatch and the US Department of Energy predict that natural gas will account for a larger portion of electricity generation and heat in the future. The world's largest gas field is the offshore South Pars / North Dome Gas-Condensate field , shared between Iran and Qatar. It

5994-640: The third peak in December 2019, extraction continued to fall from March onward due to decreased demand caused by the COVID-19 pandemic in the US . The 2021 global energy crisis was driven by a global surge in demand as the world quit the economic recession caused by COVID-19, particularly due to strong energy demand in Asia. Because of its low density, it is not easy to store natural gas or to transport it by vehicle. Natural gas pipelines are impractical across oceans, since

6075-412: The transmission line to pressurize and repressurize the mid-stream natural gas as the gas travels. Typically, natural gas powered engines require 35–39 MJ/m (950–1,050 BTU/cu ft) natural gas to operate at the rotational name plate specifications. Several methods are used to remove these higher molecular weighted gases for use by the natural gas engine. A few technologies are as follows: In

6156-498: The worldwide extraction, access to natural gas has become an important issue in international politics, and countries vie for control of pipelines. In the first decade of the 21st century, Gazprom , the state-owned energy company in Russia, engaged in disputes with Ukraine and Belarus over the price of natural gas, which have created concerns that gas deliveries to parts of Europe could be cut off for political reasons. The United States

6237-488: Was invented in Saudi Arabia in the late 1970s, ending any necessity for flaring. Satellite and nearby infra-red camera observations, however, shows that flaring and venting are still happening in some countries. Natural gas is used to generate electricity and heat for desalination . Similarly, some landfills that also discharge methane gases have been set up to capture the methane and generate electricity. Natural gas

6318-407: Was once again amended and extended in scope to include renovation of thermal elements , and energy used by space cooling systems as well as energy used by space heating systems. Both are now subject to efficiency limits, and energy use controls are required. New additional competent persons schemes were proposed and authorised, in respect of energy systems and energy efficient design. Shortly after

6399-613: Was published by the UK government in 2007, looking towards SAP and energy standards in the future. A number of comparisons have indicated that SAP does not provide an accurate model for low-energy buildings. The Standard Assessment Procedure evolved from the National Home Energy Rating scheme, which was based upon the Milton Keynes Energy Cost Index created for the Energy World demonstration buildings in

6480-567: Was recovered in the course of recovering petroleum could not be profitably sold, and was simply burned at the oil field in a process known as flaring . Flaring is now illegal in many countries. Additionally, higher demand in the last 20–30 years has made production of gas associated with oil economically viable. As a further option, the gas is now sometimes re- injected into the formation for enhanced oil recovery by pressure maintenance as well as miscible or immiscible flooding. Conservation, re-injection, or flaring of natural gas associated with oil

6561-668: Was subsequently overturned by the UK High Court in November 2019 because "the consultation had been inadequate". A number of very major changes, amendments and new statutory provisions, were introduced, following the enactment by (the Westminster) Parliament, of the Building Safety Act 2022 and the Fire Safety Act 2021 . There are currently Eighteen parts (sections) to the building regulations (for England and Wales ) and each

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