new uk guidance on the use of concrete in aggressive
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New UK guidance on the use of concrete in aggressive ...

2003-12-1  The UK guidance on concrete in aggressive ground has been comprehensively revised in a series of publications to build on the interim guidance of the report of the Thaumasite Expert Group. New research, which will be coming to fruition over the next few years, will add to the knowledge base on which the guidance rests.

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New UK guidance on the use of concrete in aggressive ...

The UK guidance for specification of concrete in aggressive ground has been revised following the discovery of the thaumasite form of sulfate attack in the foundations to highway bridges in England in 1998. Interim advice was issued in the Report of the Thaumasite Expert Group in January 1999.

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New UK guidance on the use of concrete in aggressive

Based on the relationship between the composition of cement and TSA in concrete, the new UK guideline on the use of concrete in aggressive environments offers an interface with emerging European ...

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NEW UK GUIDANCE ON THE USE OF CONCRETE IN

NEW UK GUIDANCE ON THE USE OF CONCRETE IN AGGRESSIVE GROUND. The UK guidance for specification of concrete in aggressive ground has been revised following the discovery of the thaumasite form of sulfate attack in the foundations to highway bridges in England in 1998.

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BRE Group: News

The new guidance will affect construction practice in extensive areas of the UK (some 25% of England and Wales) where ground is aggressive owing to naturally occurring sulfates.

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DeepDyve - Unlimited Access to Peer-Reviewed Journals

DeepDyve is the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

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3.1.6 Concrete specification - NHBC Standards 2021 NHBC ...

2017-1-3  3.1.6 Concrete specification. Concrete shall be specified correctly to ensure adequate strength and durability. Issues to be taken into account include: concrete in non-hazardous conditions. exposure to climatic and atmospheric conditions. exposure to aggressive

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New guidance for the use of HRPP 448 concrete in

2019-11-21  PIANC MMX Congress Liverpool UK 2010 1 of 9 NEW GUIDANCE FOR THE USE OF CONCRETE IN MARITIME ENGINEERING by by S. Dupray 12, K. Gamst 3 and B. Wood-Ballard 4 ABSTRACT This paper presents an overview of project that aims to deliver an up-to

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British Standards and the use of recycled aggregate in ...

2021-2-26  Reclaimed aggregate may be used as aggregate for concrete provided it is only used internally by the producer or a group of producers. Reclaimed aggregate shall not be added in quantities greater than 5 % by mass of the total aggregate if they are undivided.

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Materials - New Build Inspections

2019-2-14  can cause damage to concrete. Where concrete is at risk from chemical attack from the ground or where the ground water is highly mobile the level of sulfate and other chemicals should be determined, in terms of the ACEC Class (Aggressive Chemical Environment for Concrete Class) in accordance with BRE Special Digest 1.

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3.1.6 Concrete specification - NHBC Standards 2021 NHBC ...

2017-1-3  3.1.6 Concrete specification. Concrete shall be specified correctly to ensure adequate strength and durability. Issues to be taken into account include: concrete in non-hazardous conditions. exposure to climatic and atmospheric conditions. exposure to aggressive

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New advice on safe use of concrete pumps - Construction

2013-10-1  New advice on safe use of concrete pumps 1 Oct 13 An increase in the number of accident involving concrete pumps has prompted the production of new industry guidance on their safe use.

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Overview Violence and aggression: short-term

2015-5-28  The guideline aims to safeguard both staff and people who use services by helping to prevent violent situations and providing guidance to manage them safely when they occur. Recommendations. This guideline includes recommendations on: principles for managing violence and aggression; anticipating and reducing the risk of violence and aggression

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Materials - New Build Inspections

2019-2-14  can cause damage to concrete. Where concrete is at risk from chemical attack from the ground or where the ground water is highly mobile the level of sulfate and other chemicals should be determined, in terms of the ACEC Class (Aggressive Chemical Environment for Concrete Class) in accordance with BRE Special Digest 1.

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CONCRETE BASICS A Guide to Concrete Practice

2019-11-9  Concrete Basicsaims to provide a clear, concise explanation of all aspects of making quality concrete; from the Materials and Properties involved through Planning, Preparation, Finishing and Curing. Concrete Basicsaddresses the needs of unskilled and semi-skilled persons undertaking general concreting projects including home and handyman projects.

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Types of Ready-mixed Concrete Hanson UK

2021-8-20  PAV2 is a substantial, heavy-duty use concrete suitable for commercial and industrial use. PAV 2 mixes have an air entrainment additive to create micro sized air bubbles in the concrete, helping to protect the surface from frost, specifically freeze-thaw cycles, and making it suitable for use

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Concrete fill in a cavity wall - Home NHBC

2020-12-15  The use of a dpc under the ... GUIDANCE 6.1/18 Page 1 of 1 Concrete cavity fill in external wall Precast concrete floor DPC under concrete beams DPC DPM DPC continuous with DPM DPC 225mm down from top of DPC Concrete cavity fill HB2851 01/20 NHBC, NHBC House, Davy Avenue, Knowlhill, Milton Keynes, Bucks MK5 8FP. Tel: 0344 633 1000

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Guidance on Safety in Concrete Pumping

2018-11-6  Health and Safety Authority Guidance on Safety in Concrete Pumping 5 Cy an 100 Magenta 76 Ye llow 0 Black 27 2.0 Definitions (Cont’d) 2.17 Receiving Hopper: The area into which the mixed concrete is discharged prior to being pumped into position. 2.18 Remote Control Box: A portable control panel which is connected to the concrete pump by a wired

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Updated Guidance for Magnesium Oxide Boards (MgO)

2020-4-8  Updated Guidance for Magnesium Oxide Boards (MgO) With effect from 15th April 2020, LABC Warranty no longer accept the use of all types of Magnesium Oxide board (MgO) on any of our structural warranty schemes. For any new scheme registered with LABC Warranty, sites not commenced, or plots where foundations commence after this date, alternative ...

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Guidance on the use of cookies and similar technologies

2021-8-20  This guidance addresses cookies and similar technologies in detail. Read it if you operate an online service, such as a website or a mobile app, and need a deeper understanding of how PECR applies to your use of cookies.

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Overview Violence and aggression: short-term

2015-5-28  The guideline aims to safeguard both staff and people who use services by helping to prevent violent situations and providing guidance to manage them safely when they occur. Recommendations. This guideline includes recommendations on: principles for managing violence and aggression; anticipating and reducing the risk of violence and aggression

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1 Recommendations Violence and aggression: short-term ...

2015-5-28  1.1.2 Ensure that the safety and dignity of service users and the safety of staff are priorities when anticipating or managing violence and aggression.. 1.1.3 Use of restrictive interventions must be undertaken in a manner that complies with the Human Rights Act 1998 and the relevant rights in the European Convention on Human Rights.. 1.1.4 Unless a service user is detained under the Mental ...

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concretecentre - Innovative concrete

Sustainability Series 2021. The Sustainability Series is back for 2021. Over the past weeks there have been live webinars on topical issues, including whole-life carbon, lowering the carbon of concrete structures, the decarbonising of UK concrete and benefits of

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Assessment of sulfate-bearing ground ... - New Civil Engineer

2004-5-1  9 Longworth TI (2004). Development of guidance on classification of sulfate-bearing ground for concrete. Concrete.Vol 38, No 2, pp.2526. 10 BRE (2003). Special Digest 1: Concrete in aggressive ground. CRC, London. 11 Bowley MJ (1995). Sulphate and acid attack on concrete in the ground: recommended procedures for soil analysis. Report BR 279 ...

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Guidance Document on Surfacing Options - Hants

2016-11-23  section 3 gives guidance on other ancillary processes. Section 4 contains a list of asphalt mixes. * For the purposes of this document the term ‘asphalt’ is used throughout in the generic sense to refer to the range of mixtures as used in the UK; Asphalt Concrete (AC) Hot Rolled Asphalt (HRA) Stone Mastic Asphalt (SMA)

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Maritime works - hwa.uk

2018-5-24  BS 6744:2001+A2:2009, Stainless steel bars for the reinforcement of and use in concrete – Requirements and test methods BS 8500-1, Concrete – Complementary British Standard to BS EN 206-1 – Part 1: Method of specifying and guidance for the specifier2) BS 8500-2, Concrete – Complementary British Standard to BS EN 206-1 –

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Cement Concrete Basics FAQs

Concrete is a mixture of aggregates and paste. The aggregates are sand and gravel or crushed stone; the paste is water and portland cement. Cement comprises from 10 to 15 percent of the concrete mix, by volume. Through a process called hydration, the cement and water harden and bind the aggregates into a

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Standard method of detailing structural concrete (Fourth ...

This new edition (2021) is the first in 15 years – and reflects a major new approach to the application of BS EN 1992 to concrete detailing practice. The text has been thoroughly reviewed — with new detailing aids and more emphasis on the requirements for detailing, rather than design.

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Overview Guidance on the use of ultrasound locating ...

2002-10-4  Evidence-based recommendations on using ultrasound locating devices for placing central venous catheters.. Is this guidance up to date? We reviewed the evidence in September 2016.We found nothing new that affects the recommendations in this guidance.

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RICS new rules of measurement 2 - Sherlayer

2017-3-31  The RICS new rules of measurement (NRM) is a suite of documents issued by the RICS Quantity Surveying and Construction Professional Group. The rules have been written to provide a standard set of measurement rules that are understandable by all those involved in a construction project. They provide advice and best practice guidance to RICS

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