Rapid Stabilization of Thawing Soils for Enhanced Vehicle Mobility
STABILIZATION TECHNIQUES
Tire chips - CR99_030009
Wood mats
SITE CHARACTERIZATION TESTING
Vitel radio frequency (RF) moisture probe
TEST SITES AND DESCRIPTION BASED UPON PRECONSTRUCTION SITE CHARACTERIZATION TESTING
Corners: pentagonal loop trail
Figure 1. Water content and CBR
Statistical correlations between site characterization parameters
TEST SECTION CONSTRUCTION
PVC fascine mats
Fill materials
Tire chips - CR99_030020
TEST SECTION PERFORMANCE EVALUATION
Sloped trail
Test section performance--durability
Figure 11. Rut depths
Table 5. Driver's rating of test surface
DECISION AID AND GUIDELINES FOR SELECTING STABILIZATION TECHNIQUES
Table 6. Decision aid and guidelines for selecting rapid stabilization techniques for vehicle mobility on thawing ground
SUMMARY AND CONCLUSIONS - CR99_030028
Small portable wood pallets
LITERATURE CITED-continue - CR99_030030
APPENDIX A: SITE CHARACTERIZATION DATA
Figure A1. Wooded trail
Figure A1. Continued - CR99_030033
Figure A1. Continued - CR99_030034
Figure A2. Sloped trail.
Figure A2. Continued - CR99_030036
Figure A3. Pentagonal loop trail
Figure A3. Continued - CR99_030038
Figure A3. Continued - CR99_030039
Table A1. Thaw depths on the wooded trail at the end of trafficking
APPENDIX B: LABORATORY TESTS ON SOILS--PROCEDURE AND RESULTS
Figure B1. Wooded trail stations 1+50 (top), 8+25 (middle), and 16+50 (bottom)
Figure B4. Typical grain size distribution
Figure B5. Sampling and testing devices
APPENDIX C: VARIOGRAM FUNCTION FOR VARIABILITY ANALYSIS
Figure C1. Experimental variogram--wooded trail subgrade-continued
Figure C1. Continued
APPENDIX D: PRETEST OF GEOSYNTHETIC MATERIALS
Test procedure
APPENDIX E: OBSERVATIONS MADE DURING AND AFTER TRAFFICKING ON SLOPED, WOODED, AND PENTAGONAL LOOP TRAIL TEST SECTIONS
Table E1. Overall trail trafficking performance evaluations
Table E1. Continued - CR99_030053
Table E1. Continued - CR99_030054
Table E2. Observations made during and after trafficking on the sloped trail test sections
Table E2. Continued
Table E3. Observations of test section performance made during trafficking on the wodded trail
Table E3. Continued - CR99_030058
Table E3. Continued - CR99_030059
Table E3. Continued - CR99_030060
Table E4. Observations of test section performance made during and after trafficking on the pentagonal loop trail
APPENDIX F: MISSION STATEMENT TO THE WISCONSIN NATIONAL GUARD
Figure F1. Overview of test and evaluation scheduling
SITE CHARACTERIZATION - CR99_030065
CONSTRUCTION GUIDANCE--GEOSYNTHETICS
WOODED TRAIL
Figure F2. Wooded trail test sections
PERFORMANCE TESTING
PERFORMANCE EVALUATION - CR99_030070
SITE CLEANUP AND REMOVAL OF PORTABLE SECTIONS
Figure F7. Proposed schedule
Figure F8. Performance evaluation sheet
Figure F9. Construction evaluation form
Figure F10. Site characterization
APPENDIX G: VEHICLES USED IN TEST PROGRAM
Figure 26. Vehicles used for trafficking Fort McCoy test sections
APPENDIX H: CONDITIONS ASSOCIATED WITH NOGO SITUATIONS ON THE WOODED TRAIL
Report Documentation Page - CR99_030080
CR99_03
STABILIZATION TECHNIQUES
Tire chips - CR99_030009
Wood mats
SITE CHARACTERIZATION TESTING
Vitel radio frequency (RF) moisture probe
TEST SITES AND DESCRIPTION BASED UPON PRECONSTRUCTION SITE CHARACTERIZATION TESTING
Corners: pentagonal loop trail
Figure 1. Water content and CBR
Statistical correlations between site characterization parameters
TEST SECTION CONSTRUCTION
PVC fascine mats
Fill materials
Tire chips - CR99_030020
TEST SECTION PERFORMANCE EVALUATION
Sloped trail
Test section performance--durability
Figure 11. Rut depths
Table 5. Driver's rating of test surface
DECISION AID AND GUIDELINES FOR SELECTING STABILIZATION TECHNIQUES
Table 6. Decision aid and guidelines for selecting rapid stabilization techniques for vehicle mobility on thawing ground
SUMMARY AND CONCLUSIONS - CR99_030028
Small portable wood pallets
LITERATURE CITED-continue - CR99_030030
APPENDIX A: SITE CHARACTERIZATION DATA
Figure A1. Wooded trail
Figure A1. Continued - CR99_030033
Figure A1. Continued - CR99_030034
Figure A2. Sloped trail.
Figure A2. Continued - CR99_030036
Figure A3. Pentagonal loop trail
Figure A3. Continued - CR99_030038
Figure A3. Continued - CR99_030039
Table A1. Thaw depths on the wooded trail at the end of trafficking
APPENDIX B: LABORATORY TESTS ON SOILS--PROCEDURE AND RESULTS
Figure B1. Wooded trail stations 1+50 (top), 8+25 (middle), and 16+50 (bottom)
Figure B4. Typical grain size distribution
Figure B5. Sampling and testing devices
APPENDIX C: VARIOGRAM FUNCTION FOR VARIABILITY ANALYSIS
Figure C1. Experimental variogram--wooded trail subgrade-continued
Figure C1. Continued
APPENDIX D: PRETEST OF GEOSYNTHETIC MATERIALS
Test procedure
APPENDIX E: OBSERVATIONS MADE DURING AND AFTER TRAFFICKING ON SLOPED, WOODED, AND PENTAGONAL LOOP TRAIL TEST SECTIONS
Table E1. Overall trail trafficking performance evaluations
Table E1. Continued - CR99_030053
Table E1. Continued - CR99_030054
Table E2. Observations made during and after trafficking on the sloped trail test sections
Table E2. Continued
Table E3. Observations of test section performance made during trafficking on the wodded trail
Table E3. Continued - CR99_030058
Table E3. Continued - CR99_030059
Table E3. Continued - CR99_030060
Table E4. Observations of test section performance made during and after trafficking on the pentagonal loop trail
APPENDIX F: MISSION STATEMENT TO THE WISCONSIN NATIONAL GUARD
Figure F1. Overview of test and evaluation scheduling
SITE CHARACTERIZATION - CR99_030065
CONSTRUCTION GUIDANCE--GEOSYNTHETICS
WOODED TRAIL
Figure F2. Wooded trail test sections
PERFORMANCE TESTING
PERFORMANCE EVALUATION - CR99_030070
SITE CLEANUP AND REMOVAL OF PORTABLE SECTIONS
Figure F7. Proposed schedule
Figure F8. Performance evaluation sheet
Figure F9. Construction evaluation form
Figure F10. Site characterization
APPENDIX G: VEHICLES USED IN TEST PROGRAM
Figure 26. Vehicles used for trafficking Fort McCoy test sections
APPENDIX H: CONDITIONS ASSOCIATED WITH NOGO SITUATIONS ON THE WOODED TRAIL
Report Documentation Page - CR99_030080
CR99_03
