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HomeMy WebLinkAbout03 - Buxton - AppA-Attachment 2APPENDIX A ATTACHMENT 2 Core Logs and Core Photos Coastal Science & Engineering [2403M-Task 2-Appendix A] Geotechnical Data Analysis Buxton, Dare County, North Carolina CORELOG Coastal Science & Engineering Sheets oft COORDINATES: HOLE NUMBER: PROJECT. 24030 -Buxton Maintenance Northing: 567971. 000 BUX-3C, V1� .+ LOCALITY.' Buxton NC Fasting: 3049560.000 Grid Datum: NAD ' 83 (as shown on title drawing and file no.) DATE. 2021-Apr-06 TOP ELEVATION: DEVICE DESIGNATION: Coastal Science & Engineering BORE ANGLE: 90.000 BURDEN BOTTOM BARREL 3 in. Aluminum THICKNESS: 10.0 ft. ELEVATION: SIZE/TYPE: CORE WATER GEOLOGIST.' TWK RECOVERY.- 10 ft. (100 . 0%) DEPTH: _49. 00 ft . FIELD TEAM: (operation I note only) Classification Of Materials Remarks (Description) A �l rn �- w/ med sand, minor shell and pea gravel S1: 0.0 ft. to 2.3 ft. 5Y-6/3 Shell: 25.2% Mud: 0.90 Mean Grain Size: 0.582mm S1 w/ minor fs 5Y-5/1 S2: 2.3 ft. to 4.6 ft. . • Shell: 18.1% Mud: 2.30 Mean Grain Size: 0.367mm 3 •' S2 4 - clean It grey (too fine for good Ra) 5Y-6/1 S3: 4.6 ft. to 10.0 ft. 5 Shell: 3.3% Mud: 0.0% Mean Grain Size: 0.229mm 6 7 S3 8 9 10 COS B ux-35 0 Coastal Science & Engineering Buxton NC X:3049560 Y:567971 X10jElev Of Top: 49.0 ft NAVD 0.5 5.75 5.7 5.65 5.6 5.55 3.035 3.04 3.045 3.05 3.055 X106 X105 5.7 5.69 6ux-42 6ux-43 5.68 B x-35 6ux-41 Qux-44 5.67 Z-Bux-40 6ux-39 ux-38 5.66 5.65 3.047 3.048 3.049 3.05 3.051 3.052 X 106 1 1.5 2 2.5 3 3.5 0 El 4.5 5.5 1! 8 f' 8.5 = 9 9.5 10 7.5 11.5 8 12 CORELOG Coastal Science & Engineering Sheets oft COORDINATES: HOLE NUMBER: PROJECT. 24030 - Buxton Maintenance Northing: 568625. 000 V 1� BUX-3 6 Fasting: 3 0 512 5 0. 0 0 0 LOCALITY.' Buxton NC Grid Datum: NAD ' 83 (as shown on title drawing and file no.) DATE. 2021-Apr-06 TOP ELEVATION: DEVICE DESIGNATION: Coastal Science & Engineering BORE ANGLE: 90.000 BURDEN BOTTOM BARREL 3 in. Aluminum THICKNESS: 10.0 ft. ELEVATION: SIZE/TYPE: CORE WATER GEOLOGIST.' TWK RECOVERY.- 10 ft. (100 . 0%) DEPTH: _48 . 00 ft . FIELD TEAM: (operation I note only) Classification Of Materials Remarks (Description) A �l rn 0.0 to 6.2 ft: Medium Sand - w/ fs and minor S1: 0.0 ft. to 6.2 ft. •_ silt 5Y-5/1 Shell: 9.6% Mud: 2.50 -- 0.5 ft: Coarse Sand lens - coarse lens w/ Mean Grain Size: 0.268mm shell frags and pea gravel 2-1 •�• 3 •' • ••• Sl 4 - 6 • 6.2 to 8.4 ft: Clay - stiff dark clay DO NOT S2: 6.2 ft. to 8.4 ft. DIG 5Y-2.5/1 Shell: 20.4% Mud: 25.50 Mean Grain Size: 0.168mm 7 S2 8 8.4 to 10.0 ft: Fine Sand - w/silt 5Y-3/2 S3: 8.4 ft. to 10.0 ft. Shell: 4.3% Mud: 3.4% 9 Mean Grain Size: 0.314mm S3 10 COS Bux-36 0 Coastal Science & Engineering Buxton NC X:3051250 Y:568625 X10jElev Of Top: 48.0 ft NAVD 0.5 5.75 5.7 5.65 5.6 5.55 3.0 5.7 5.69 5.68 5.67 5.66 3.04 3.045 3.05 6ux-42 6ux-43 8ux-35 $ux-41 8ux-44 6ux-4o 8ux-39 ux-3 1 1.5 2 )55 2.5 9 3.05 3.051 3.052 3.053 3.054 X 106 3 3.5 0 M 4.5 5 5.5 0 L*ew 0 SIM 10 6.5 10.5 7 11 7.5 11.5 M. 12 CORELOG Coastal Science & Engineering Sheets oft COORDINATES: HOLE NUMBER: PROJECT. 24030 - Buxton Maintenance Northing: 567817.000 V1� BUX-3 7 Fasting: 3052470 .000 LOCALITY.- Buxton NC Grid Datum: NAD ' 83 (as shown on title drawing and file no.) DATE. 2021-Apr-06 TOP ELEVATION: DEVICE DESIGNATION: Coastal Science & Engineering BORE ANGLE: 90.000 BURDEN BOTTOM BARREL 3 in. Aluminum THICKNESS: 10.0 ft. ELEVATION: SIZE/TYPE: CORE WATER GEOLOGIST TWK RECOVERY.- 10 ft. (100 . 0%) DEPTH: _52 . 00 ft . FIELD TEAM: (operation I note only) Classification Of Materials Remarks (Description) A �l rn 0.0 to 3.0 ft: Medium Sand - w/ shell and CS S1: 0.0 ft. to 3.0 ft. 5Y-7/2 Shell: 11.2% Mud: 1.8% Mean Grain Size: 0.493mm S1 2 -- 2.2 ft: Shell Cluster - 2" fragment (clam) 3— "'-4 3.0 to 7.0 ft: Coarse Sand with Crushed Shell S2: 3.0 ft. to 7.0 ft. � pea g - minor ms ravel 5Y-5/1 Shell: 39.5% Mud: 1.0% � - - 3.5 ft: Medium Clam - 3" quahog Mean Grain Size: 0.632mm 4 -- 4.2 ft: Medium Clam - 3" quahog -- 4.6 ft: Shell Cluster - 3" quahog S2 -- 5.3 ft: Shell Fragment - 3" scallop i 6 /�,1 -� -. I -- 6.5 ft: Shell Fragment - 2" scallop 7 :.7.0 to 10.0 ft: Fine Sand - w/ silt and minor S3: 7.0 ft. to 10.0 ft. ms 5Y-4/1 Shell: 11.0% Mud: 25.0% Mean Grain Size: 0.168mm 8 -- 8.4 ft: Clay lens S3 9 10 COS Bux-37 0 Coastal Science & Engineering Buxton NC X:3052470 Y:567817 X10jElev Of Top: 52.0 ft NAVD 0.5 5.8 5.75 5.7 5.65 5.6 5.55 1 1.5 2 3.035 3.04 3.045 3.05 3.055 X106 2.5 5.7 5.69 7-Bux-39 7ux-381 5.68 6ux-35 37 9u 5.67 5.66 5.65 3.05 3.051 3.052 3.053 3.054 3.055 X 106 3 3.5 0 4.5 5 5.5 0 6.5 7 7.5 M. �-*m 0 SIM 10 10.5 11 11.5 12 CORELOG Coastal Science & Engineering Sheets oft COORDINATES: HOLE NUMBER: PROJECT. 24030 - Buxton Maintenance Northing: 566236. 000 V1� �+ BUX-3 8 Fasting: 3051860.000 LOCALITY.' Buxton NC Grid Datum: NAD ' 83 (as shown on title drawing and file no.) DATE. 2021-Apr-06 TOP ELEVATION: DEVICE DESIGNATION: Coastal Science & Engineering BORE ANGLE: 90.000 BURDEN BOTTOM BARREL 3 in. Aluminum THICKNESS: 10.0 ft. ELEVATION: SIZE/TYPE: CORE WATER GEOLOGIST.' TWK RECOVERY.- 10 ft. (100 . 0%) DEPTH: _45. 00 ft . FIELD TEAM: (operation I note only) Classification Of Materials Remarks (Description) A �l rn 0.0 to 5.6 ft: Medium Sand - clean w/ v minor S1: 0.0 ft. to 5.6 ft. • shell and cs 5Y-6/3 Shell: 9.6% Mud: 0.90 ' Mean Grain Size: 0.574mm 2-1 ••- 3 �, • S 1 4 - 5.6 to 10.0 ft: Fine Sand - w/ minor silt S2: 5.6 ft. to 10.0 ft. 6 5Y-5/1 Shell: 13.6% Mud: 2.20 Mean Grain Size: 0.371mm 7 -- 7.8 ft: Mud Flaser — 8 S2 9.1 ft: Shell Fragment - 2x 2" clam frags 10 COS E Bux-38 Coastal Science & Engineering Buxton NC X:3051860 Y:566236 X10jElev Of Top: 45.0 ft NAVD 5.b 5.75 5.7 Z27 5.65 5.6 5.55 \ 3.035 3.04 3.045 3.05 3.155 X106 X105 5.69 Bux 42 6ux-43 5.68 Bux-35 ux-37 •Bux-41 Bux-44 5.67 •Bux-40 Bux-39 B x-38 5.66 5.65 5.64 3.049 3.05 3.051 3.052 3.053 3.054 X 106 0.:.., 4 8 D 1 , 0.5 4.5 8.5 c f 1 5 9:- 1.5 5.5 9.5 '4' s 2 6 10 - CORELOG Coastal Science & Engineering Sheets oft COORDINATES: HOLE NUMBER: PROJECT. 24030 - Buxton Maintenance Northing: 566248. 000 V1� BUX-3 9 Fasting: 3050910.000 LOCALITY.' Buxton NC Grid Datum: NAD ' 83 (as shown on title drawing and file no.) DATE. 2021-Apr-06 TOP ELEVATION: DEVICE DESIGNATION: Coastal Science & Engineering BORE ANGLE: 90.000 BURDEN BOTTOM BARREL 3 in. Aluminum THICKNESS: 10.0 ft. ELEVATION: SIZE/TYPE: CORE WATER GEOLOGIST.' TWK RECOVERY.- 10 ft. (100 . 0%) DEPTH: _40 . 00 ft . FIELD TEAM: (operation I note only) Classification Of Materials Remarks (Description) A �l rn 0.0 to 6.0 ft: Medium Sand - w/ cs and minor S1: 0.0 ft. to 6.0 ft. • shell 5Y-6/2 Shell: 14.4% Mud: 0.90 ' Mean Grain Size: 0.579mm 2-1 �•• 3 •' .•, S1 4 - 6 6.0 to 8.3 ft: Coarse Sand with Crushed Shell S2: 6.0 ft. to 8.3 ft. �I - shell frags and hash 5Y-5/3 Shell: 23.7% Mud: 1.80 Mean Grain Size: 0.579mm i S2 A,/ -- 7.8 ft: Shell Fragment - 1" scallop 8- • 8.3 to 10.0 ft: Medium Sand - w/ fs and silt S3: 8.3 ft. to 10.0 ft. ••• 5Y-6/1 Shell: 8.2% Mud: 0.50 • Mean Grain Size: 0.583mm 9 •� S3 -- 9.5 ft: Mud Flaser T 10 COS Bux-39 0 Coastal Science & Engineering Buxton NC X:3050910 Y:566248 X10jElev Of Top: 40.0 ft NAVD 0.5 5.8 5.75 5.7 5.65 5.6 5.55 1 1.5 2 3.035 3.04 3.045 3.05 3.055 X106 2.5 X105 5.69 5.68 5.67 5.66 5.65 5.64 3 3.5 3.048 3.049 3.05 3.051 3.052 3.053 X 106 0 n 4.5 5 5.5 I 6.5 7 7.5 M. Eal 10 10.5 11 11.5 12 CORELOG Coastal Science & Engineering Sheets oft COORDINATES: HOLE NUMBER: PROJECT. 24030 -Buxton Maintenance Northing: 566375. 000 BUX-4 0 V1� Fasting: 3049250 .000 LOCALITY.' Buxton NC Grid Datum: NAD ' 83 (as shown on title drawing and file no.) DATE. 2021-Apr-06 TOP ELEVATION: DEVICE DESIGNATION: Coastal Science & Engineering BORE ANGLE: 90.000 BURDEN BOTTOM BARREL 3 in. Aluminum THICKNESS: 10.0 ft. ELEVATION: SIZE/TYPE: CORE WATER GEOLOGIST.' TWK RECOVERY.- 10 ft. (100 . 0%) DEPTH: _45. 00 ft . FIELD TEAM: (operation I note only) Classification Of Materials Remarks (Description) A �l rn 0.0 to 3.2 ft: Medium Sand - w/ shell frags S1: 0.0 ft. to 3.2 ft. : and hash 5Y-7/2 Shell: 24.1% Mud: 0.0% ' Mean Grain Size: 0.730mm 1 .•'•• -- 1.1 ft: Shell Fragment - 2" quahog • S1 2-1 �. 3 •' 3.2 to 8.6 ft: Medium Sand - clean 5Y-6/3 S2: 3.2 ft. to 8.6 ft. �.'• Shell: 10.4% Mud: 0.80 . Mean Grain Size: 0.575mm 4 - 6 •. S2 7 ; 8 .•• . 8.6 to 10.0 ft: Fine Sand - w/ ms, silt, and S3: 8.6 ft. to 10.0 ft. 9 shell hash 5Y-4/1 Shell: 22.6% Mud: 16.90 Mean Grain Size: 0.192mm S3 10 COS Bux-40 0 Coastal Science & Engineering Buxton NC X:3049250 Y:566375 X10jElev Of Top: 45.0 ft NAVD 0.5 5.75 5.7 5.65 5.6 5.55 1 1.5 2 3.035 3.04 3.045 3.05 3.055 X106 X105 5.69 6ux-42 •Bux-4 5.68 Qux-35 6ux-4, $ux-44 5.67 ax-40 Bux-39 ux- 5.66 5.65 A4 D47 3.048 3.049 3.05 3.051 3.052 X 106 2.5 k, 3.5 n 4 8 4.5 I 8.5 ram_ 5 = 9 5.5 F- -1 9.5 h Y 6 10 7.5 F- -1 11.5 81 12 CORELOG Coastal Science & Engineering Sheets oft COORDINATES: HOLE NUMBER: PROJECT. 24030 - Buxton Maintenance Northing: 567469.000 V1� BUX-41 Fasting: 3050080 .000 LOCALITY.' Buxton NC Grid Datum: NAD ' 83 (as shown on title drawing and file no.) DATE. 2021-Apr-06 TOP ELEVATION: DEVICE DESIGNATION: Coastal Science & Engineering BORE ANGLE: 90.000 BURDEN BOTTOM BARREL 3 in. Aluminum THICKNESS: 10.0 ft. ELEVATION: SIZE/TYPE: CORE WATER GEOLOGIST.' TWK RECOVERY.- 10 ft. (100 . 0%) DEPTH: _44 . 00 ft . FIELD TEAM: (operation I note only) Classification Of Materials Remarks (Description) A �l rn 0.0 to 1.7 ft: Medium Sand - w/ minor shell Sl: 0.0 ft. to 1.7 ft. : hash 5Y-6/3 Shell: 16.0% Mud: 0.0% ' Mean Grain Size: 0.633mm 1 '•'•' • •: S1 1.7 to 3.0 ft: Fine Sand - w/ ms and minor S2: 1.7 ft. to 3.0 ft. 2 silt/vfs 5Y-5/1 Shell: 14.1% Mud: 1.80 Mean Grain Size: 0.377mm S2 3-1 �.'• 3.0 to 7.0 ft: Medium Sand - clean 5Y-6/2 S3: 3.0 ft. to 7.0 ft. Shell: 13.3% Mud: 0.0% �.•• Mean Grain Size: 0.639mm 4 - • S3 -- 5.4 ft: Fine Sand lens 6 . 7 7.0 to 10.0 ft: Medium Sand - w/ fs, shell, 4: 7.0 ft. to 10.0 ft. . silt 5Y-5/1 Shell: 17.3% Mud: 0.40 • Mean Grain Size: 0.650mm •'• S4 -- 9.8 ft: Shell Fragment - 2" oyster l0 COS Bux-41 0 Coastal Science & Engineering Buxton NC X:3050080 Y:567469 X10jElev Of Top: 44.0 ft NAVD 0.5 5.8 5.75 5.7 5.65 5.6 5.55 3.035 3.04 3.045 3.05 3.055 X106 2.5 X105 5.7 5.69 5.68 5.67 5.66 5.65 X I V 1 1.5 2 3 3.5 IH El 4.5 5 5.5 1 6.5 7 7.5 M. �-*w SIM 10 10.5 11 11.5 12 CORELOG Coastal Science & Engineering Sheets oft COORDINATES: HOLE NUMBER: PROJECT. 24030 - Buxton Maintenance Northing: 568300. 000 BUX-4 2 V 1� Fasting: 3050460.000 LOCALITY.' Buxton NC Grid Datum: NAD ' 83 (as shown on title drawing and file no.) DATE. 2021-Apr-06 TOP ELEVATION: DEVICE DESIGNATION: Coastal Science & Engineering BORE ANGLE: 90.000 BURDEN BOTTOM BARREL 3 in. Aluminum THICKNESS: 10.0 ft. ELEVATION: SIZE/TYPE: CORE WATER GEOLOGIST.' TWK RECOVERY.- 10 ft. (100 . 0%) DEPTH: _48 . 00 ft . FIELD TEAM: (operation I note only) Classification Of Materials Remarks (Description) A �l rn 0.0 to 3.0 ft: Medium Sand - w/ minor shell S1: 0.0 ft. to 3.0 ft. : hash 5Y-6/2 Shell: 19.7% Mud: 0.0% Mean Grain Size: 0.657mm S1 2-1 ��- 3 3.0 to 6.5 ft: Medium Sand - w/ minor shell S2: 3.0 ft. to 6.5 ft. hash 5Y-6/1 Shell: 12.4% Mud: 0.2% �.•• Mean Grain Size: 0.400mm 4 - 5 :••,•. S2 -- 5.3 ft: Clay lens 6 • 6.5 to 9.5 ft: Fine Sand - w/ silt 5Y-4/1 S3: 6.5 ft. to 9.5 ft. Shell: 5.6% Mud: 3.6% 7 Mean Grain Size: 0.176mm 8 S3 9 9.5 to 10.0 ft: Clay - stiff w/ shell 1 COS Bux-42 0 Coastal Science & Engineering Buxton NC X:3050460 Y:568300 X10jElev Of Top: 48.0 ft NAVD 0.5 5.8 5.75 5.7 5.65 5.6 5.55 3.035 3.04 3.045 3.05 3.055 X106 2.5 X105 5.71 5.7 5.69 5.68 5.67 5.66 3.048 3.049 3.05 3.051 3.052 3.053 X 106 1 1.5 2 3 3.5 0 El 4.5 5 5.5 I 6.5 7 7.5 M. 8.5 9 SIM 10 10.5 11 11.5 12 CORELOG Coastal Science & Engineering Sheets oft COORDINATES: HOLE NUMBER: PROJECT. 24030 -Buxton Maintenance Northing: 568156. 000 BUX-4 3 V 1� Fasting: 3051770.000 LOCALITY.- Buxton NC Grid Datum: NAD ' 83 (as shown on title drawing and file no.) DATE. 2021-Apr-06 TOP ELEVATION: DEVICE DESIGNATION: Coastal Science & Engineering BORE ANGLE: 90.000 BURDEN BOTTOM BARREL 3 in. Aluminum THICKNESS: 10.0 ft. ELEVATION: SIZE/TYPE: CORE WATER GEOLOGIST TWK RECOVERY.- 10 ft. (100 . 0%) DEPTH: _44 . 00 ft . FIELD TEAM: (operation I note only) Classification Of Materials Remarks (Description) A �l rn 0.0 to 2.9 ft: Medium Sand - w/ minor shell S1: 0.0 ft. to 2.9 ft. • • 5Y-6/3 Shell: 20.6% Mud: 0.0% Mean Grain Size: 0.524mm • S1 2-1 ••• 3 • • 2.9 to 5.0 ft: Medium Sand - w/ minor si-- S2: 2.9 ft. to 5.0 ft. •'•• and shell 5Y-5/1 Shell: 27.3% Mud: 1.70 • •• Mean Grain Size: 0.626m.m. 4 •, • S2 -- 4.8 ft: Clay lens 5 771 5.0 to 7.6 ft: Coarse Sand - w/ shell and S3: 5.0 ft. to 7.6 ft. silt 5Y-4/1 Shell: 31 .4 o Mud: 1.8 0 Mean Grain Size: 0.712mm / -- 6.5 ft: Shell Fragment - 2" quahog S3 I\=\1 I�- 1 7.6 to 10.0 ft: Fine Sand - w/ silt 5Y-3/1 S4: 7.6 ft. to 10.0 ft. 8 Shell: 9.6% Mud: 11.40 Mean Grain Size: 0.192mm 9 S4 10 COS Bux-43 0 Coastal Science & Engineering Buxton NC X:3051770 Y:568156 X10jElev Of Top: 44.0 ft NAVD 0.5 5.75 5.7 5.65 5.6 5.55 3.0 5.71 5.7 5.69 5.68 5.67 5.66 Z7 3.04 3.045 3.05 6ux-42 ax-43 - 6ux-35 Bux-41 6ux-44 6ux-4o 6ux-39 ux-3 3.049 3.05 3.051 3.052 3.053 3.054 X 106 1 1.5 2 )55 2.5 3 3.5 0 El 4.5 5 5.5 0 7 �-*w .0 SIM 10 11 7.5 11.5 M. 12 CORELOG Coastal Science & Engineering Sheets oft COORDINATES: COORDINATES: HOLE NUMBER: PROJECT." 24030 - Buxton Maintenance Northing: 567 TOLTV /� /� BV1�—`� `� LOCALITY.- Buxton NC Fasting: 3051330 .000 Grid Datum: NAD ' 83 (as shown on title drawing and file no.) DATE. 2021-Apr-06 TOP ELEVATION: DEVICE DESIGNATION: Coastal Science & Engineering BORE ANGLE: 90.000 BURDEN BOTTOM BARREL 3 in. Aluminum THICKNESS: 10.0 ft. ELEVATION: SIZE/TYPE: CORE WATER GEOLOGIST.' TWK RECOVERY.- 10 ft. (100 . 0%) DEPTH: _42 . 00 ft . FIELD TEAM: (operation I note only) Classification Of Materials Remarks (Description) A �l rn 0.0 to 4.0 ft: Medium Sand - w/ minor shell S1: 0.0 ft. to 4.0 ft. : hash 5Y-7/2 Shell: 25.7% Mud: 0.0% ' Mean Grain Size: 0.557mm 2-1 •�' S1 3 •' 4 .•. 4.0 to 10.0 ft: Medium Sand - w/ minor fs and �,2: 4.0 ft. to 10.0 ft. • shell hash 5Y-6/1 Shell: 12.7% Mud: 0.70 . Mean Grain Size: 0.413mm 6 . % ;'•', S2 8 .'• . •' 10 COS Bux-44 0 Coastal Science & Engineering Buxton NC X:3051330 Y:567308 X10jElev Of Top: 42.0 ft NAVD 0.5 5.8 5.75 5.7 O 5.65 5.6 5.55 3.035 3.04 3.045 3.05 3.055 X106 X105 5.7 5.69 5.68 5.67 5.66 r, Rr, )49 3.05 3.051 3.052 3.053 3.054 X 106 1 1.5 2 2.5 3 3.5 0 4.5 PE",-° ''�I 8.5 5 9 5.5 9.5 6 r 1 10 6.5 F -1 10.5