Tesoro Anacortes Refinery Clean Products Upgrade Project Draft Environmental Impact Statement APPENDIX 2-D: GEOTECHNICAL DRAWINGS

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1 Tesoro Anacortes Refinery Clean Products Upgrade Project Draft Environmental Impact Statement APPENDIX 2-D: GEOTECHNICAL DRAWINGS March 17

2 Tesoro Anacortes Refinery Clean Products Upgrade Project Draft Environmental Impact Statement Page Intentionally Left Blank March 17

Pacific Ocean Bellingham BRITISH COLUMBIA WASHINGTON ANACORTES Lynnwood WASHINGTON STATE Seattle Spokane Tacoma Olympia Vancouver Portland Ellensburg Yakima Pasco VICINITY MAP NTS WASHINGTON OREGON

3 Pacific Ocean Bellingham BRITISH COLUMBIA WASHINGTON ANACORTES Lynnwood WASHINGTON STATE Seattle Spokane Tacoma Olympia Vancouver Portland Ellensburg Yakima Pasco VICINITY MAP NTS WASHINGTON OREGON PROJECT SITE LOCATION SCALE IN FEET 0.25 mi mi 0.5 mi REFERENCE NUMBER: APPLICANT: ADJACENT PROPERTY OWNERS: IN: NEAR / AT: COUNTY: STATE: PROJECT LOCATION ADDRESS: LAT/LONG: DATUM: FILENAME: DATE: PROPOSED PROJECT: DRAWING TITLE PROJECT SITE LOCATION VICINITY MAP SHEET 1 OF _JARPA-1a.dwg PLOT DATE: May 22, 15-11:33am by: msparlin

5 PROJECT SITE LOCATION SCALE: 1:0 SCALE IN FEET DOCK AND CAUSEWAY PLAN VIEW FILENAME: NWS _SHEET 03.dwg PLOT DATE: May 22, 15-11:07am by: msparlin

6 SHEET 3 SCALE: 1:25 SCALE IN FEET 25 0 COAST LINE PLAN VIEW FILENAME: NWS _SHEET 04.dwg PLOT DATE: May 22, 15-11:am by: msparlin

7 ROAD CROSSING ELEVATION VIEW NOT TO SCALE COAST LINE ELEVATION VIEW FILENAME: NWS _SHEET 05.dwg PLOT DATE: May 22, 15-11:12am by: msparlin

8 SECTION 1 NOT TO SCALE SLEEPERWAY SECTION VIEW FILENAME: NWS _SHEET 06.dwg PLOT DATE: May 22, 15-11:17am by: msparlin

9 SECTION 2 NOT TO SCALE FILENAME: CAUSEWAY SECTION VIEW (MARCH POINT ROAD) 07 NWS _SHEET 07.dwg PLOT DATE: May 21, 15-3:19pm by: msparlin

10 SECTION 3 NOT TO SCALE FILENAME: CAUSEWAY SECTION VIEW 08 NWS _SHEET 08.dwg PLOT DATE: May 21, 15-3:pm by: msparlin

11 DOCK SCALE: 1: SCALE IN FEET 0 25 FILENAME: DOCK SAFETY UNIT LOCATION DRAWING 09 NWS _SHEET 09.dwg PLOT DATE: May 21, 15-3:22pm by: msparlin

23 _12.ai Anacortes Washington Site Facility 1 Site Facility 5 Site Facility 2 Site Facilities 3 & 4 Source: USGS 7.5-minute topographic quadrangles; Anacortes North, Washington, 11; and Anacortes South, Washington, 11 Job No ,000 8,000 Scale in Feet Figure 1 Site Location Map Clean Products Upgrade Project Tesoro Refinery, Anacortes, Washington

24 Tesoro Anacortes Refinery Clean Products Upgrade Project Draft Environmental Impact Statement Page Intentionally Left Blank March 17

25 _13.ai B W-1731 Site Facility 5 (MVEC Unit) X-788 Aeration Basin F B B--57 Third Street A A A5-1A-15 A Boiler Feedwater Storage Tanks B Pipeway F B B B G Street Surge Pond Storage Stores Building Fourth Street Offloading Facility S-66 A2 B2 UT-2-14 UT-1-14 B-9-54 S-1566 PUL Tank Shell Avenue Ethanol Tank Diesel Tank RUL Tank Site Facility 1 (ARU Unit) A A A1 A DM-3-00 Main Sub-Station Parking Area C Street B DM-1-00 B B A1 TP-1-15 B-1-99 B B3-06 B9-06 Contractor Staging Area B DM-2-00 B Fifth Street DHT-CFH Unit A2 E B B--61 Sixth Street A A Street B-2-99 B-1-93 B CR-NHT Control Room CR-NHT Unit B-4-93 B Crude Distillation Unit B A D D Street D Weld Shop B B Consolidated Control Room B-6-54 Cooling Tower No. 1 Machine Shop Feed Preparation Unit B B-6A-54 New Control Room Crude Unit Control Room B14-06 Boilers B-3-93 B E B B B A URS-2-00 URS-1-00 A Oxygen Plant URS-3-00 Site Seventh Street B1-06 B24-06 B25-06 B26-06 B2-06 B4-06 B5-06 B6-06 B-1-93 B-2-93 D B28-06 B-06 B11-06 B12-06 B13-06 B B-1-90 B-1A-90 Offsites Pipeway B-2-90 E Street B7-06 B8-06 B27-06 B29-06 Boiler Plant B-7-93 B Boiler House Control Room Gas Recovery Unit B U-1-04 Blending Unit U-2-04 B--54 Cooling Tower U-5-04 Chemical Storage Seventh Street Anion Exchange B-5-54 B-8-93 U-3-04 B-3-54 U-4-04 Compressor Shed Proposed Scrubber CCU Control Room Proposed Purge Treatment F Street Alkylation Unit B Site Facilities 3 (ISOM Unit) & 4 (NHT Revamp) B BI Unit Reference Drawings: (1) Plate 1, Plot Plan (1 = 0 ), Dames & Moore Supplementary Foundation Investigation, May 24, 1954; (2) Figure 3, Boring Locations, Coker Project, URS Geotechnical Investigation, June 23, 06; (3) Figure 3, Site Plan and Boring Locations, Benzene Reduction Facility, URS Geotechnical Report, September 17, 08; (4) Figure 2, Site Plan, Truck Rack and Tanks Project, URS Geotechnical Report, December, 14. B-06 B31-06 B15-06 B16-06 B17-06 B18-06 B19-06 B32-06 B-06 Eighth Street Legend B-9-54 U-3-11 Site Facility 2 (Product Tanks) 1953/1954 boring location and number B-4-93 B-6-93 G Street B boring location and number B B B-1-90 B-8-91 B-1-93 B-1-93 B-1-99 DM-1-00 URS-1-00 U boring location and number 1970 boring location and number 1990 boring location and number 1991 boring location and number 1993a/c boring location and number 1993b boring location and number 1999 boring location and number 00 boring location and number 00 boring location and number 04 boring location and number C2 A A B-3-93 B-5-93 C1 A2-3-15(PZ) C2 Ninth Street B B-9-91 B boring location and number U boring location and number UT-1-14 A TP boring location and number 15 boring location and number (PZ) indicates piezometer installed 15 test pit location and number Property boundary A TP-2-15 Tenth Street Fence B-8-91 A A Job No Railroad spur Location of estimated subsurface profile C3 C3 A A2-5-15(PZ) C Approximate Scale in Feet Figure 2 Site Plan Clean Products Upgrade Project Tesoro Refinery, Anacortes, Washington

26 Elevation _14.ai A1 A1 North Offsites Pipeway INTX Profile B-B Proposed ARU Facility South 6A Street C L Stratum 1a - Granular Fill Brown Silty GRAVEL with Sand/Silty SAND (GM/SM) Prop. Ramp (Beyond) A A Prop. Prop. Column Column ( W) ( W) GM SM CL ML Stratum 2 Brown Silty CLAY (CL) (Very Stiff to Stiff) Prop. Column (8 W) Elev. +53 Working Surface A GM 36 CL Prop. Boiler Area +58 Finish Grade Existing Ground Seventh Street C L A Notes 1. The soil conditions are known only at the boring locations and are therefore accurate only at these points. The profile is based on interpolation or extrapolation between conditions observed at the boring locations and should be considered approximate. 2. Surface elevations are approximate. Stratum 3a Brown SILT (ML) (Very Stiff) No groundwater was encountered in Borings A-1-15 or A at time of drilling. 4. Only selected structures called out. Legend SPT N-Value SP-SM Stratum 5 Brown fine SAND with Silt (SP/SM) (Dense to Very Dense) /5" 0 5 SP-SM Distance 85 /5" A Boring number Surface Elevation (feet) 0 Horizontal Scale in Feet Vertical Exaggeration = 5x Distance (Feet) Site Facility 1 ARU Unit Job No Figure 3 Estimated Subsurface Profile A1-A1 Clean Products Upgrade Project Tesoro Refinery, Anacortes, Washington

27 _15.ai A2 West INTX Profile A-A A2 East Proposed ARU Facility 70 UT S Inside (East) Edge Interior Road Finish Grade Existing Ground Stratum 2 Brown Silty CLAY (CL) (Stiff to Very Stiff) Approximate West Limit of Proposed Structures/Equipment Two Prop. Columns (26 N, 52 N) Stratum 3a Brown SILT (ML) (Very Stiff) Prop. Pipeway A N Stratum 1a - Granular Fill Brown Silty GRAVEL with Sand/Silty SAND (GM/SM) Elev. +53 Working Surface Prop. PDC (to North) 2 1 W-2624 C St. 25 ± Stratum 4 Olive Gray to Dark Gray Silty CLAY/Sandy SILT (CL/ML) (Very Stiff to Hard) B Stratum 3a Olive Gray Silty CLAY to Clayey SILT (CL/ML) 23 (Medium Stiff to Very Stiff) 8 12/31/ Stratum 5 Brown Fine SAND/Silty SAND (SP/SM) (Medium Dense) 62 Legend A S 4/3/15 Boring number Surface Elevation (feet) Offset from Profile Line Water level and date measured indicates at time of drilling Notes 1. The soil conditions are known only at the boring locations and are therefore accurate only at these points. The profile is based on interpolation or extrapolation between conditions observed at the boring locations and should be considered approximate Surface elevations are approximate. Horizontal Scale in Feet Vertical Exaggeration = 5x 3. Only selected structures called out Job No Distance (Feet) Site Facility 1 ARU Unit Figure 4 Estimated Subsurface Profile A2-A2 Clean Products Upgrade Project Tesoro Refinery, Anacortes, Washington

28 _23.ai B West Job No DM N /6/ /5 Pipeway Turns South for 1 and Connects to ARU Unit Proposed Bottom of Shallow Foundation EL+41 Soils in the Top 4 to 5 Feet Within the Footprint of the Proposed Pipeway May Consist of Stratum 1a Granular Fill Stratum 2 Light Brown to Gray Silty CLAY (CL) Stiff to Very Stiff Light Brown Silty CLAY B ±N B ±N Proposed ARU Offsites Pipeway (OSBL) /14/ / Fiber at Distance (Feet) A Site Facility 1 ARU: Offsites Pipeway Stratum 1a Granular Fill Gray GRAVEL with SAND/ Silty SAND (GM/SM/GP) Stratum 3b Brown Silty fine SAND/Sandy SILT (SM/ML) (Dense/Very Stiff to Hard) Stratum 5 Brown Fine SAND to Silty Fine SAND (SP/SM) (Very Dense to Medium Dense) A Fiber at 2 9/24/ / B East Legend A N 4/3/15 Notes 0 Boring number Surface Elevation (feet) Offset from Profile Line Water level and date measured, indicates at time of drilling 1. The soil conditions are known only at the boring locations and are therefore accurate only at these points. The profile is based on interpolation or extrapolation between conditions observed at the boring locations and should be considered approximate. 2. Surface elevations are approximate. 0 Horizontal Scale in Feet Vertical Exaggeration = 5x Figure 5 Estimated Subsurface Profile B-B Clean Products Upgrade Project Tesoro Refinery, Anacortes, Washington

29 _16.ai C1 North Ninth Street C L Proposed Product Tank Dia. x Tall Proposed Containment Dike A /2/15 Existing Ground 9/23/15 4/2/15 Piezometer Screen INTX Profile C2-C2 A2-3-15(PZ) E /3" 11/25/15 1 +/- Topsoil/Sod Proposed Containment Dike Proposed Product Tanks Pad Elevation Proposed Product Tank Dia. x Tall A /3/15 Proposed Tank Dia. x Tall Proposed Containment Dike Stratum 1b 1a - Cohesive Fill Brown Silty CLAY (CL) (Medium Stiff to Stiff) Stratum 2 Brown Silty CLAY (CL) (Very Stiff to Stiff) Stratum 3b Brown to Gray Silty fine SAND (SM) (Dense to Very Dense) INTX Profile C3-C3 A2-5-15(PZ) 9/22/15 4/2/ E Proposed Containment Dike Piezometer Screen 11/25/15 Prop. Perimeter Road C L C1 South /4" 71 /5" SPT N-Value /6" /6" /4" /5" /5" /5" /5" /4" Stratum 4 Dark Gray Silty CLAY/SILT (CL/ML) (Hard) /4" /3" /5" Notes 1. See legend and notes on Figure Profile in vicinity of Tank 285 (north) and Tank 287 (south) based on interpolation between Borings A2-3-15/A and A2-5-15/A2-6-15, respectively (see Profiles C2-C2 and C3-C3 ). 75 /5" Stratum 4 Dark Gray Silty CLAY/SILT (CL/ML) (Hard) /4" Horizontal Scale in Feet Vertical Exaggeration = x ,000 1,0 Job No Distance (Feet) Site Facility 2 Product Tanks Figure 6 Estimated Subsurface Profile C1-C1 Clean Products Upgrade Project Tesoro Refinery, Anacortes, Washington

30 _21.ai C2 West 1 Prop. Perimeter Access Road Proposed Containment Dike Proposed Product Tank Dia. x Tall INTX Profile C1-C1 A (PZ) E Street C L 1 C2 East Ditch A Existing Ground Proposed Product Tanks Pad Elevation /23/15 4/2/ Stratum 2 Brown Silty CLAY (CL) (Very Stiff to Stiff) Piezometer Screen 11/25/ /3" Legend Stratum 1b 1a - Cohesive Fill Brown Silty CLAY (CL) (Medium Stiff to Stiff) /21/15 4/2/15 Stratum 3b Brown to Gray Silty fine SAND (SM) (Dense to Very Dense) 71 /5" A E 4/3/15 Notes Boring number Surface Elevation (feet) Offset from Profile Line Water level and date measured, indicates at time of drilling Stratum 4 Dark Gray Silty CLAY/SILT (CL/ML) (Hard) /5" The soil conditions are known only at the boring locations and are therefore accurate only at these points. The profile is based on interpolation or extrapolation between conditions observed at the boring locations and should be considered approximate. 2. Surface elevations are approximate See Inset Horizontal Scale in Feet Vertical Exaggeration = 5x Job No Distance (Feet) Site Facility 2 Product Tanks Figure 7 Estimated Subsurface Profile C2-C2 Clean Products Upgrade Project Tesoro Refinery, Anacortes, Washington

31 _22.ai C3 West Prop. Perimeter Access Road Stratum 1b 1a - Cohesive Fill Brown Silty CLAY (CL) (Medium Stiff to Stiff) Ditch Proposed Containment Dike 2 1 9/22/15 4/2/15 A /4" /4" /4" /5" 92 Stratum 3b Brown to Gray Silty fine SAND 64 (SM) (Dense to Very Dense) /4" Existing Ground INTX Profile C1-C1 Proposed Product Tank Tank Dia. x Tall Proposed Product Tanks Pad Elevation Stratum 3b Brown to Gray Silty fine SAND (SM) (Dense to Very Dense) Stratum 4 Dark Gray Silty CLAY/SILT (CL/ML) (Hard) Stratum 2 Brown Silty CLAY (CL) (Very Stiff to Stiff) 9/22/15 4/2/15 A2-5-15(PZ) /4" /4" /3" /5" Proposed Containment Dike /25/15 Ditch Piezometer Screen 1 2 E Street C L C3 East Legend A /3/15 Notes 0 Boring number Surface Elevation (feet) Water level and date measured, indicates at time of drilling 1. The soil conditions are known only at the boring locations and are therefore accurate only at these points. The profile is based on interpolation or extrapolation between conditions observed at the boring locations and should be considered approximate. 2. Surface elevations are approximate. 0 /5" Horizontal Scale in Feet Vertical Exaggeration = 5x Job No Distance (Feet) Site Facility 2 Product Tanks Figure 8 Estimated Subsurface Profile C3-C3 Clean Products Upgrade Project Tesoro Refinery, Anacortes, Washington

32 _17.ai INTX Profile E-E 70 Stratum 1a Granular Fill Brown Sandy GRAVEL/Fine SAND/Sandy SILT (GP/SP/ML) D North Prop. NHT Reactor ( E) B Prop. Vessels (ISOM) (90 E) Prop. Vessels (ISOM) (75 E) Stratum 2 Light Brown to Gray Silty CLAY (CL) (Hard to Stiff) Seventh Street B D South 70 Note 1. The soil conditions are known only at the boring locations and are therefore accurate only at these points. The profile is based on interpolation or extrapolation between conditions observed at the boring locations and should be considered approximate. 2. Surface elevations are approximate Stratum 3b Brown to Gray Silty SAND/fine SAND (SM/SP) (Dense to Very Dense) Occasional Lenses of SILT/CLAY Stratum 3a Olive Gray Silty CLAY to Clayey SILT (CL/ML) (Medium Stiff to Very Stiff) 3/9/ Only selected structures called out. Legend 3/9/06 B Boring number Surface elevation (feet) Water level and date measured indicates at time of drilling 12// /8 0/ Stratum 4 Olive Gray to Dark Gray Silty CLAY/Sandy SILT (CL/ML) (Very Stiff to Hard) Stratum 5 Brown to Gray fine SAND/ silty SAND with Gravel (SP/SM) (Medium Dense to Very Dense) / SPT N-Value 0 Horizontal Scale in Feet Vertical Exaggeration = 3x Distance (Feet) Site Facility 3 ISOM Unit Site Facility 4 NHT Revamp Job No Figure 9 Estimated Subsurface Profile D-D Clean Products Upgrade Project Tesoro Refinery, Anacortes, Washington

33 _18.ai 70 E West 90 to Boring B (See Figure 4) Stratum 1a Granular Fill Brown Sandy GRAVEL/ FINE SAND/SANDY SILT (GP/SP/ML) Stratum 3a Olive Gray Silty CLAY to Clayey SILT (CL/ML) (Medium Stiff to Very Stiff) Stratum 2 Light Brown to Gray Silty CLAY (CL) (Hard to Stiff) Stratum 3b Brown to Gray Silty SAND/fine SAND (SM/SP) (Dense to Very Dense) Occasional Lenses of SILT/CLAY Stratum 4 Olive Gray to Dark Gray Silty CLAY/Sandy SILT (CL/ML) (Very Stiff to Hard) Prop. Equipment (80 N to S) INTX Profile D-D Prop. NHT Reactor ( S) B NHT Facility (Varies) D Street 12/16/93 Weathered Rock (Boulder) B ± 55 N /5 52 /4 Prop. Vessels ( -75 S) 0/2 Note: Boring B-2-93 shown for reference only. Profile does not reflect stratum transitions at B A S Approximate Existing Ground Pipeway Prop. Column (65 S) B N 28 A S 14 8 Stratum Light Brown to Gray Silty CLAY 9 14 (CL) (Hard to Stiff) ISOM Facility (Varies) Street ML/SM ML Grayish Brown Streaks of Orange Sandy SILT, Some Gravel Prop. PDC (1 N) URS S Approximate Ground Surface at PDC (Beyond) SP Brown SAND, Some Silt 44 Stratum 1b 1a - Cohesive Fill Brown Silty CLAY 56 (CL) (Medium Stiff to Stiff) Stratum 4 Olive Gray to Dark Gray Silty CLAY/Sandy SILT (CL/ML) (Very Stiff to Hard) /6 /6 E East Stratum 5 Brown to Gray fine SAND/ Silty silty SAND with Gravel (SP/SM) (Medium Dense to Very Dense) 12// /8 0/ Stratum 5 Brown to Gray fine SAND/ Silty silty SAND with Gravel (SP/SM) (Medium Dense to Very Dense) /4 52 SPT N-Value Job No Note 1. See legend and notes on Figure Horizontal Scale in Feet Vertical Exaggeration = 4x Distance (Feet) Site Facility 3 ISOM Unit Site Facility 4 NHT Revamp Figure Estimated Subsurface Profile E-E Clean Products Upgrade Project Tesoro Refinery, Anacortes, Washington

34 _19.ai F Northeast Approx. Proposed VCS Proposed Pad Elev Approx. Proposed VCU Skid (5 West) A W Existing Ground Approx. Proposed VCB ( West) Approx. Proposed VCD/VCP (8 West) A Third Street C L Ground Surface May Not Reflect Current Grades B E F Southeast /2/15 31 Stratum 1b - Cohesive Fill Brown Silty CLAY (CL) (Medium Stiff) Notes 1. The soil conditions are known only at the boring locations and are therefore accurate only at these points. The profile is based on interpolation or extrapolation between conditions observed at the boring locations and should be considered approximate. 2. Surface elevations are approximate. Stratum 2 Brown to Gray Silty CLAY (CL) (Stiff to Very Stiff) /18/57 0 Legend A W Boring number Surface Elevation (feet) Offset from Profile Line /18/57 Water level and date measured indicates at time of drilling Horizontal Scale in Feet Vertical Exaggeration = 5x - Stratum 5 Black fine to Medium SAND (SP) (Very Dense) Job No Distance (Feet) Site Facility 5 MVEC - Figure 11 Estimated Subsurface Profile F-F Clean Products Upgrade Project Tesoro Refinery, Anacortes, Washington

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