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Record Nr. |
UNINA9910811116903321 |
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Autore |
Engineers American Society of Civil |
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Titolo |
Design of Steel Lighting System Support Pole Structures |
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Pubbl/distr/stampa |
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, : American Society of Civil Engineers, , 2021 |
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©2021 |
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ISBN |
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Edizione |
[1st ed.] |
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Descrizione fisica |
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1 online resource (81 pages) |
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Collana |
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Standards ; ; v.ASCE/SEI 72-21 |
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Disciplina |
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Soggetti |
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Roads - Lighting - Supports - Design and construction - Standards |
Tubular steel structures - Design and construction - Standards |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Nota di contenuto |
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Intro -- CONTENTS -- PREFACE -- ACKNOWLEDGMENTS -- Chapter 1: General -- 1.1 Scope -- 1.2 Definitions -- Chapter 2: Loads -- 2.1 Scope -- 2.2 SYMBOLS for Construction Load -- 2.3 Classification of Structures -- 2.4 Combinations of Loads -- 2.5 Dead Load -- 2.6 Live Load -- 2.7 Wind Load -- 2.7.1 Scope -- 2.7.2 Symbols for Wind Load -- 2.7.3 General Requirements -- 2.7.4 Shielding -- 2.7.5 Strength Design of Supporting Structures -- 2.7.5.1 Design Wind Force Applied to Supporting Structures -- 2.7.5.2 Design Wind Force Applied to Lighting Fixtures -- 2.7.5.2.1 Effective Projected Area of Fixtures -- 2.7.5.3 Design Wind Force Applied to Mounting Systems -- 2.7.5.4 Design Wind Force Applied to Appurtenances -- 2.7.6 Strength Design of Attachments -- 2.8 Earthquake Load -- 2.8.1 Scope -- 2.8.2 Symbols for Earthquake Load -- 2.8.3 General Requirements -- 2.8.4 Analysis Considerations -- 2.8.4.1 Structural Analysis Considerations -- 2.8.4.2 Equivalent Lateral Force Procedure -- 2.8.4.2.1 Fundamental Period Calculation -- 2.8.4.3 Modal Response Spectrum Analysis -- 2.8.4.3.1 Base Shear and Modal Mass Contributed by Each Mode -- 2.8.4.3.2 Seismic Forces Contributed by Each Mode -- 2.8.5 Overstrength Factor -- 2.9 Fatigue Load -- 2.9.1 Scope -- 2.9.2 General Requirements -- 2.10 Stiffness Requirement -- 2.10.1 Scope -- 2.10.2 General Requirements -- Chapter 3: Steel Design -- 3.1 Scope -- 3.2 Symbols -- 3.3 Analysis -- 3.4 Design Strength -- 3.5 |
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Materials -- 3.5.1 Prequalified Structural Steel Material -- 3.5.1.1 Supplementary Requirements -- 3.5.2 Other Structural Steel Material -- 3.5.3 Fasteners -- 3.5.4 Anchor Rods -- 3.5.5 Test Reports -- 3.6 Corrosion Control -- 3.6.1 Members and Components -- 3.6.2 Fasteners -- 3.6.3 Anchor Rods -- 3.6.4 Direct Embed Foundations -- 3.7 Member Properties -- 3.7.1 Round Members -- 3.7.2 Multisided Members. |
3.8 Effective Yield Strengths -- 3.8.1 Tubular Round Members -- 3.8.2 Multisided Members -- 3.9 Tubular Pole Design Strength -- 3.9.1 Combined Axial Force, Shear, and Moments -- 3.9.1.1 Nominal Axial Compressive Strength -- 3.9.1.2 Nominal Flexural Strength -- 3.9.1.2.1 Tubular Round Members -- 3.9.1.2.2 Multisided Members -- 3.9.1.3 Nominal Shear and Torsional Strengths -- 3.9.1.3.1 Tubular Round Members -- 3.9.1.3.2 Multisided Members -- 3.10 Connections -- 3.10.1 Pole Slip Splices -- 3.10.2 Flange Plates -- 3.10.2.1 Socketed Connections -- 3.10.2.2 Butt-Welded Connections -- 3.11 Components and Attachments -- 3.12 Anchor Rod Strength -- Chapter 4: Fatigue Design -- 4.1 Scope -- 4.2 Symbols -- 4.3 Fatigue Analysis -- 4.4 Fatigue Thresholds -- 4.4.1 Pole Sections -- 4.4.2 Slip Splices -- 4.4.3 Circumferential Welds -- 4.4.4 Welded Attachments -- 4.4.5 Reinforced Holes and Cutouts -- 4.4.6 Unreinforced Holes and Cutouts -- 4.4.7 Pole-to-Flange Plate Connections -- 4.4.7.1 Effective Center Opening Diameter -- 4.4.7.2 Stiffener Connection with Flange Plates -- 4.4.8 Anchor Rods -- 4.4.9 Bolts -- 4.5 Miscellaneous Fatigue Strength Requirements -- 4.5.1 Pole Cross Sections -- 4.5.2 Holes and Cutouts -- 4.5.3 Flange Plates -- 4.5.4 Butt-Welded Pole-to-Flange Plate Connections -- 4.5.5 Socketed Pole-to-Flange Plate Connections -- 4.5.6 Stiffened Pole-to-Flange Plate Connections -- 4.5.7 Foundations -- Chapter 5: Foundation Design -- 5.1 Scope -- 5.2 Symbols -- 5.3 General -- 5.3.1 Foundation Analysis -- 5.3.2 Longitudinal Reinforcement -- 5.3.3 Transverse Reinforcement -- 5.3.4 Shrinkage and Temperature Reinforcement -- 5.4 Site Investigation -- 5.4.1 Concrete Mix Design -- 5.4.2 Frost Depth -- 5.4.3 Expansive Soil -- 5.4.4 High Water Table -- 5.5 Drilled Shaft and Direct Embed Foundations -- 5.5.1. Direct Embed Effective Foundation Diameter. |
5.6 Mat Foundations -- 5.7 Corrosion Control -- 5.7.1 Direct Embed Steel Sections -- 5.7.1.1 Ground Sleeves -- 5.7.2 Direct Embed Precast Concrete Sections -- 5.8 Design Strength of Soil or Rock -- 5.9 Development of Anchor Rods -- 5.9.1 Deformed Anchor Rods -- 5.9.2 Headed Anchor Rods -- 5.10 Seismic Considerations -- 5.10.1 Longitudinal Reinforcement -- 5.10.2 Transverse Reinforcement -- 5.10.3 Batter Piles -- Chapter 6: Fabrication -- 6.1 Scope -- 6.2 General -- 6.3 Materials -- 6.4 Welding -- 6.4.1 Tack Welds -- 6.4.2 Seam Welds -- 6.4.3 Backing -- 6.4.4 Fit-Up -- 6.4.5 Anchor Rods -- 6.4.6 Weld Inspections -- 6.4.6.1 Ultrasonic Testing -- 6.5 Shearing -- 6.6 Burning -- 6.7 Punching Holes -- 6.8 Forming -- 6.9 Galvanizing -- 6.10 Additional Coatings -- 6.11 Fabrication Tolerances -- Chapter 7: Installation -- 7.1 Scope -- 7.2 General -- 7.3 Direct Embed Foundations -- 7.4 Drilled Shaft Foundations -- 7.5 Anchor Rods -- 7.5.1 Anchor Rod Tightening -- 7.6 Pole Slip Splices -- 7.7 Pole Flange Plate Splices -- 7.8 Miscellaneous Bolted Connections -- 7.9 Installation Tolerances -- Chapter 8: Inspections, Assessments, and Maintenance -- 8.1 Scope -- 8.2 Initial Construction Inspections -- 8.3 Periodic Condition Assessments -- 8.3.1 Evaluation of Dents in Steel Poles -- 8.4 Damage Assessments -- 8.5 Additional Examination Requirements -- 8.6 Maintenance -- 8.6.1 Grouted Base Flange Plates -- Appendix A: Geotechnical Investigations -- Appendix B: Damage and Condition Assessment Examples -- Chapter C1: General -- C1.1 |
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Scope -- Chapter C2: Loads -- C2.1 Scope -- C2.3 Classification of Structures -- C2.4 Combinations of Loads -- C2.7.1 Scope -- C2.7.3 General Requirements -- C2.7.5 Strength Design of Supporting Structures -- C2.7.5.2.1 Effective Projected Area of Fixtures -- C2.7.5.3 Design Wind Force Applied to Mounting Systems -- C2.9.1 Scope. |
C2.9.2 General Requirements -- Chapter C3: Steel Design -- C3.3 Analysis -- C3.4 Design Strength -- C3.5 Materials -- C3.6.3 Anchor Rods -- C3.12 Anchor Rod Strength -- Chapter C4: Fatigue Design -- C4.1 Scope -- C4.3 Fatigue Analysis -- -- C4.4.7.2 Stiffener Connection with Flange Plates -- C4.4.8 Anchor Rods -- C4.4.9 Bolts -- C4.5.6 Stiffened Pole-to-Flange Plate Connections -- Chapter C5: Foundation Design -- C5.3 General -- C5.4 Site Investigation -- C5.10 Seismic Considerations -- Chapter C6: Fabrication -- C6.3 Materials -- C6.4.6 Weld Inspections -- C6.7 Punching Holes -- C6.8 Forming -- C6.9 Galvanizing -- C6.10 Additional Coatings -- Chapter C7: Installation -- C7.2 General -- C7.3 Direct Embed Foundations -- C7.5 Anchor Rods -- C7.5.1 Anchor Rod Tightening -- C7.9 Installation Tolerances -- Chapter C8: Inspections, Assessments, and Maintenance -- C8.1 Scope -- C8.3 Periodic Condition Assessments -- C8.3.1 Evaluation of Dents in Steel Poles -- C8.5 Additional Examination Requirements -- C8.6 Maintenance -- C8.6.1 Grouted Base Flange Plates -- REFERENCES -- INDEX. |
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Sommario/riassunto |
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Design of Steel Lighting System Support Pole Structures, ASCE/SEI 72-21, provides design parameters applicable to self-supporting structures, with base plates for installation on a concrete pier foundation, or as direct embedded, backfilled poles with the base section being either steel or concrete. |
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2. |
Record Nr. |
UNINA9910578691003321 |
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Autore |
Aichbauer Stefan |
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Titolo |
Responsible Procurement : Leading the Way to a Sustainable Tomorrow |
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Pubbl/distr/stampa |
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Cham, : Springer Nature, 2022 |
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Cham : , : Springer International Publishing AG, , 2022 |
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©2022 |
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ISBN |
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Descrizione fisica |
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1 online resource (214 pages) |
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Collana |
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Management for Professionals |
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Classificazione |
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BUS076000BUS087000SCI026000 |
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Altri autori (Persone) |
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BuchhauserMartina |
ErbenAgnes |
SteinertSven |
TietzeDetlef |
WikingEmilia |
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Soggetti |
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Purchasing & supply management |
Sustainability |
Management of specific areas |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Sommario/riassunto |
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This open access book emphasizes that procuring goods at the expense of the environment and those who live there is no longer acceptable. Fortunately, there is now an unstoppable force, created by a collective of diverse stakeholders, driving the sustainability agenda. A company’s sustainability standards can only truly be as good as those along its entire supply chain. The purpose of this book is to encourage and inspire companies on their journey to transform into responsible and sustainable businesses by addressing the supply chain, which reflects a significant part of a company’s expenses and thus |
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