Structural Lightweight Aggregate Concrete. (2014)

• Record Type: Book
• Other Names: Clarke, Dr J L
• Contents: Book Cover -- Half-Title -- Dedication -- Title -- Copyright -- Preface -- Contributors -- Contents -- 1 Lightweight aggregates for structural concrete -- 1.1 Introduction, definitions and limitations -- 1.2 Lightweight aggregates suitable for use in structural concrete -- 1.3 Brief history of lightweight aggregate production -- 1.4 Manufacturing considerations for structural grades of lightweight aggregate -- 1.4.1 The investment -- 1.4.2 The resource materials -- 1.4.3 The various processes of lightweight aggregate manufacture -- 1.4.4 The techniques of production -- 1.5 Lightweight aggregates available in the UK -- 1.6 Production methods used for the various lightweight aggregates -- 1.6.1 Foamed slag -- 1.6.2 Leca and Fibo -- 1.6.3 Lytag -- 1.6.4 Pellite -- 1.6.5 Granulex and Liapor -- 1.7 The future -- 1.8 Conclusions -- References -- 2 Properties of structural lightweight aggregate concrete -- 2.1 Introduction -- 2.2 Properties of lightweight aggregate for structural concrete -- 2.3 Properties of structural lightweight aggregate concrete -- 2.3.1 Fresh concrete -- 2.3.2 Density -- 2.3.3 Strength -- 2.3.4 Strength/density ratio -- 2.3.5 Impact -- 2.3.6 Deformation -- 2.3.7 Bond and anchorage -- 2.3.8 Fatigue -- 2.3.9 Durability -- 2.3.10 Thermal behaviour -- 2.3.11 Acoustic behaviour -- 2.3.12 Fire resistance -- 2.4 Experience in use -- References -- 3 Design requirements -- 3.1 Provision for lightweight aggregate concrete in codes -- 3.1.1 Introduction -- 3.1.2 British codes -- 3.1.3 American codes -- 3.1.4 Norwegian code -- 3.1.5 European code -- 3.1.6 Australian code -- 3.1.7 Japanese specifications -- 3.2 Design requirements for reinforced concrete -- 3.2.1 Introduction -- 3.2.2 Definition of lightweight concrete -- 3.2.3 Limitations on compressive strength -- 3.2.4 Cover to reinforcement -- 3.2.5 Fire -- 3.2.6 Flexure. 3.2.7 Shear resistance of beams -- 3.2.8 Torsion -- 3.2.9 Deflections -- 3.2.10 Shear of slabs -- 3.2.11 Columns -- 3.2.12 Walls -- 3.2.13 Detailing of reinforcement -- 3.3 Design requirements for prestressed concrete -- 3.3.1 Introduction -- 3.3.2 Cover to reinforcement for durability and fire -- 3.3.3 Service and transfer conditions -- 3.3.4 Shear of beams -- 3.3.5 Prestress losses -- 3.3.6 Transmission length -- 3.4 Thermal effects -- 3.4.1 Early thermal cracking during construction -- 3.4.2 Thermal movements in mature concrete -- 3.5 Overall design implications -- 3.5.1 Introduction -- 3.5.2 Cover to reinforcement -- 3.5.3 Flexure -- 3.5.4 Shear of beams -- 3.5.5 Shear of slabs -- 3.5.6 Deflections -- 3.5.7 Columns -- 3.5.8 Detailing -- 3.5.9 Prestressed concrete -- References -- 4 Construction -- 4.1 Introduction -- 4.1.1 Historical background -- 4.1.2 Lightweight aggregate in concrete -- 4.2 Supply of lightweight aggregate -- 4.2.1 Bulk density and moisture content -- 4.2.2 Controlling moisture content -- 4.3 Mix designs -- 4.3.1 Introduction -- 4.3.2 Lightweight fines -- 4.3.3 Pumped concrete -- 4.3.4 Mix designs for pumping -- 4.4 Batching -- 4.4.1 Aggregate proportion -- 4.4.2 Mixing -- 4.4.3 Yield -- 4.5 Pumping -- 4.5.1 Developments in pumping practice -- 4.5.2 Pumping for high-rise buildings -- 4.5.3 Canary Wharf trials and experience -- 4.5.4 Recommendations for pumping -- 4.6 Placing, compaction and finishes -- 4.6.1 Formed finishes -- 4.6.2 Floor slabs -- 4.6.3 Unformed finishes -- 4.6.4 Power floating -- 4.6.5 Computer floors -- 4.6.6 Weather -- 4.6.7 Vacuum de-watering -- 4.7 Testing lightweight aggregate concrete -- 4.7.1 Strength -- 4.7.2 Workability -- 4.7.3 Testing for density -- 4.7.4 In-situ strength testing -- 4.7.5 Performance in fire -- 4.7.6 Fixing into lightweight aggregate concrete. 4.7.7 Making good lightweight aggregate concrete -- 4.7.8 Productivity -- 4.8 Economics -- 4.9 Conclusions -- Acknowledgements -- Appendix -- 5 Lightweight concrete in buildings -- 5.1 Introduction -- 5.1.1 General -- 5.1.2 Historical perspective -- 5.2 Factors in the selection of lightweight aggregate concrete -- 5.2.1 Introduction -- 5.2.2 Durability -- 5.2.3 Fire -- 5.2.4 High-strength concrete -- 5.2.5 Placing lightweight aggregate concrete -- 5.2.6 Slipforming -- 5.2.7 Finishes -- 5.2.8 Finishing -- 5.3 Applications of lightweight aggregate concrete -- 5.3.1 In-situ concrete structures -- 5.3.2 Composite slabs with profiled metal decking -- 5.3.3 Precast units -- 5.3.4 Blockwork -- 5.3.5 Refurbishment -- 5.4 Economics of lightweight aggregate concrete in building -- 5.4.1 Introduction -- 5.4.2 The Concrete Society study -- 5.4.3 Other information -- 5.4.4 The selection of lightweight aggregate concrete -- References -- 6 Lightweight concrete in bridges -- 6.1 Introduction -- 6.2 Why use lightweight concrete in bridges? -- 6.3 Types of aggregates used for bridges -- 6.4 Advantages and disadvantages -- 6.5 Recent research -- 6.6 Recommendations for applications in bridges -- 6.7 Examples of bridge structures -- 6.7.1 Koningspleijbrug, a bridge near Arnhem, the Netherlands -- Construction method. -- 6.7.2 Bridge at Redesdale, UK -- 6.7.3 Bridge in Ringway (ring road) near Ulft, the Netherlands -- 6.7.4 Bridge over the river Sinigo at Avelengo (Bolzano), Italy -- 6.7.5 The Friarton Bridge in Scotland -- 6.7.6 Refurbishment and upgrading -- 6.8 Summary and conclusions -- References -- 7 Lightweight concrete for special structures -- 7.1 Introduction -- 7.2 Concrete quality -- 7.3 Examples of application -- 7.3.1 Marine and offshore structures -- 7.3.2 Onshore structures -- References -- Appendix 1. Design of a road bridge using standard prestressed M beams in lightweight aggregate concrete -- References and bibliography -- Appendix 2 -- Design of a cantilever roof beam of a grandstand structure using prestressed lightweight concrete -- Appendix 3 -- Design of lightweight concrete prestressed double-T unit construction for 4 hours' fire resistance -- Index.
• Publisher Details: London : CRC Press
• Publication Date: 2014
• Copyright Date: 2005
• Extent: 1 online resource (161 pages)
• Subjects: 624.1/834; Aggregates (Building materials); Electronic books. -- local; Lightweight concrete; Electronic books
• Languages: English
• ISBNs: 9781482269307; 1482269309
• Related ISBNs: 9780751400069
• Notes: Note: Description based on publisher supplied metadata and other sources
• Access Rights: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
• Access Usage: Restricted: Printing from this resource is governed by The Legal Deposit Libraries (Non-Print Works) Regulations (UK) and UK copyright law currently in force.