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N-1 A P P E N D I X N AASHTO Standards and Specifications Flowchart
N-2 AASHTO LRFD Bridge Design Speciï¬cations 318-11 Building Code Requirements for Structural Concrete AASHTO Standard Speciï¬cations for Transportation Materials & Methods of Sampling and Testing AASHTO LRFD Bridge Construction Speciï¬cations ICC-ES AC308 testing criteria ACI 355.4 qualiï¬cation procedure PAGE 1/4NCHRP 04-37 AASHTO ADHESIVE ANCHOR FLOWCHART â INTRODUCTION AND LEGEND START FINISHTESTING (page 2) DESIGN (page 3) CONSTRUCTION & INSPECTION (page 4) FLOWCHART OVERVIEW LEGEND OF STANDARDS AND SPECIFCATIONS USED IN FLOWCHARTS The following pages present the proposed process for an adhesive anchor system to become approved for use by AASHTO through testing via ACI 355.4 and possible additional AASHTO SvTTF tests, eï¬ectively designed using the proposed AAS HTO design provisions or ACI 318-1 Appendix D, installed per the proposed AASHTO construction speciï¬cations and ACI 355.4 requirements, and inspected. Below is a schematic of the overall process with page references to more detailed ï¬owchart diagrams.
N-3 Manufacturer submits product for acceptance testing Testing Product testing at Independent Testing & Evaluation Agency (ITEA) ACI 355.4 ESR (with extra approvals) AASHTO Standard Speciï¬cations for Transportation Materials & Methods of Sampling and Testing ACI 355.4 testing criteria ICC-ES AC308 testing criteria Y ACI 355.4 ESR (with limitations) N ACI 355.4 Optional tests: 7.7 Sensitivity to hole cleaning, installation in water-ï¬lled hole 7.8 Sensitivity to hole cleaning, installation in submerged concrete 7.11 Sensitivity to installation in water-ï¬lled hole 7.12 Sensitivity to installation in submerged concret e 7.18 Sensitivity to installation direction 8.6 Tension at decreased installation temperature 8.8 Resistance to sulfur 8.12 Seismic tension 8.13 Seismic shear 9.2 Minimum member thickness State DOT QPL (with extra approvals) State DOT QPL (with limitations) Design, page 3 PAGE 2/4NCHRP 04-37 AASHTO ADHESIVE ANCHOR FLOWCHART - TESTING Manufacturer requests optional tests? Future SvTTF testing
N-4 Steel Strength AASHTO LRFD Design 6.13.2.10 Concrete Breakout AASHTO LRFD Design X.Y.4 Bond Failure AASHTO LRFD Design X.Y.3 Design for Tension AASHTO LRFD Design X.Y Choose materials & resistance factors AASHTO LRFD Design X.Y.2 Calculate Factored Loads ( Q) AASHTO LRFD Design Design Obtain Loads NCHRP 04-37 AASHTO ADHESIVE ANCHOR FLOWCHART - DESIGN Meet requirements of AASHTO Design X.Y.1? Y Design per other resource such as ACI 318 D N ACI 355.4 ESR State DOT QPL Construction, page 4 N > Nu?NDesign Construction, page 4 Determine Limiting Tensile Mode AASHTO LRFD Design X.Y.2 Y PAGE 3/4 Design for Sustained Load if applicable AASHTO LRFD Design X.Y.2
N-5 Construction fâc > 2500 psi Concrete age > 21 days? Y N N Horizontal or Upward Install Install per MPII N Install per MPII by ACI/CRSI Adhesive Anchor Certiï¬ed Installer YContinuous Inspection Special Inspection Proof Loading (some) Finish MPII Installed in special conditions? Prequaliï¬cation/ Materials AASHTO LRFD Construction 29.2&3 ACI 355.4 Approved Product for special installation conditions Y N ACI 355.4 approved product? Choose new productN Y Construction Methods AASHTO LRFD Construction 29.4 Y Inspection and Testing AASHTO LRFD Construction 29.5 PAGE 4/4NCHRP 04-37 AASHTO ADHESIVE ANCHOR FLOWCHART â CONSTRUCTION & INSPECTION Inspection
