Criteria

Documentation.

APPENDIX A: NONLINEAR, INCREMENTAL STRUCTURAL ANALYSIS (NISA) OF MASSIVE CONCRETE STRUCTURES

Heat transfer analysis. - ETL-1110-2-3650006

Figure A-1. Sleps to be performed

Figure A-1. Sleps to be performed... (cont)

Stress Analysis

Stress Analysis (cont)

Assumptions, simplifications, and limitations.

Parameters affecting cracking in mass concrete.

Analysis Requirements

Extreme ambient temperature.

Material Properties

Mechanical properties.

Foundation properties.

Air properties

Placing temperatures.

Structural Modeling and Analysis

Mesh generation and refinement.

Heat transfer analysis. - ETL-1110-2-3650022

Time increments.

Stress analysis.

Evaluation of Results

Pile reactions.

Stress/strain contours.

Figure A-3. Principal stress contour example

Report - ETL-1110-2-3650029

Figure A-5. Crack potential contour plot example

Figure A-6. Stress time-history plot example

Figure A-7. Section plot example

Figure A-8. Displaced shape plot example

Figure A-9. Cracked location plot example

Required References - ETL-1110-2-3650035

Required References (cont)

ANNEX 1: NONLINEAR, INCREMENTAL STRUCTURAL ANALYSIS (NISA) DURING FEASIBILITY PHASE

Report - ETL-1110-2-3650038

ANNEX 2: CRACKING CRITERION

Cracking Potential

ANNEX 3: HEAT GENERATION SUBROUTINES

User Subroutines

User Subroutines (cont)

User Subroutines (cont)

ANNEX 4: PARAMETERS REQUIRED FOR NISA INPUT

Foundation, soil.

ANNEX 5: NISA TECHNICAL REPORT

Conclusions and recommendations.

APPENDIX B: EXAMPLES

Figure B-1.

Crack plots

Figure B-2. Crack plot at day 81.5 of the middle wall half of the chamber monolith model

Placing Temperature Parametric Study

Figure B-4. Crack plot at day 143 of the middle wall half of the chamber monolith model

Figure B-5. Crack plot at day 163 of the middle wall half of the chamber monolith model

Figure B-6. Crack plot at day 163 of the middle wall half of the chamber monolith model

Figure B-7. Crack plot at day 183 of the land wall half of the chamber monolith model

Figure B-8. Crack potentials at day 81.5 of the middle wall half of the chamber monolith model

Figure B-9. Enlarged view of crack potentials from Figure B-8 around the culvert at day 81.5

Figure B-10. Enlarged view of crack potentials from Figure B-8 around the culvert at day 85.75

Figure B-11. Crack potentials at day 103 of the middle wall half of the chamber monolith model

Figure B-12. Crack potentials at day 115 of the middle wall half of the chamber monolith model

Figure B-13. Crack potentials at day 143 of the middle wall half of the chamber monolith model

Figure B-14. Crack potentials at day 183 of the middle wall half of the chamber monolith model

Figure B-15. Crack potentials at day 118 of the land wall half of the chamber monolith model

Figure B-16. Crack potentials at day 143 of the land wall half of the chamber monolith model

Figure B-17. Crack potentials at day 163 of the land wall half of the chamber monolith model

Figure B-18. Crack potentials at day 183 of the land wall half of the chamber monolith model

Figure B-19. Temperature time history at node 2347 of the chamber monolith model

Figure B-20. Temperature time history at node 2859 of the chamber monolith model

Figure B-21. Temperature time history at node 3371 of the chamber monolith model

Figure B-22. Horizontal stress time history at integration point 4 of element 755 of the chamber monolith model

Figure B-23. Stress distribution of horizontal stress through the slab at day 177.5

Figure B-24. Horizontal stress time history at integration point 2 of element 755 of the chamber monolith model

Figure B-25. Horizontal stress time history for the first 40 days at integration point 4 of element 755

Figure B-26. Maximum principal stress time history at integration point 3 of element 1314 of the chamber monolith model

ETL 1110-2-365