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HomeMy WebLinkAboutCT 00-02; CALAVERA HILLS 2; COMPACTION REPORT OF GEOTECHNICAL OBSERVATION AND TESTING SERVICES; 2005-11-171Ot*01 Geotechnical Geologic. Environmental 5741 Palmer Way • Carlsbad, California 92008 • (760) 4383155 • FAX (760) 931-0915 November 17, 2005 W.O. 4030-DIE-SC Calavera Hills II, LLC 2727 Hoover Avenue National City, California 91950 Attention: Mr. Don Mitchell Subject: Compaction Report of Geotechnical Observation and Testing Services, Offsite Improvements Reach 3, Calavera Hills II, Carlsbad Tract 01-02, Carlsbad, San Diego County, California References: 1. "Third Revision of Pavement Design Report, Calavera Hills II, Cannon Road Stations 1125 to 164+N, City of Carlsbad, San Diego County, California," W.O. 4030-E-SC, dated May 14, 2004, by GeôSoils, Inc. "Review of Grading and Trench Backfill Recommendations, Calavera Hills II, Carlsbad Tract No. 00-02, Drawing 390-90, City of Carlsbad, San Diego County, California," W.O. 2863-A-SC, dated August 16, 2002, by GeoSoils,. Inc. 'Green book' Standard Specifications for Public Works Construction, BNI Building News, dated 2003, by Joint Cooperative Committee of the Southern California Chapter American Public Works Association (JCCSCCAPW) and Southern California Districts Associated General Contractors of California (SCDAGCC). Dear Mr. Mitchell: This report presents a summary of the geotechnical engineering observation and testing services provided by GeoSoils, Inc. (GSI) during the observation and testing of-trench backfill operations for water, reclaimed water, and sewer; subgrade testing for street pavements; base testing for street pavements; and asphaltic concrete testing for street pavements for the subject site. This report covers only the geotechnical services provided by GSI from November 2003 through May 2005. TRENCH BACKFILL (PHASE D) Backfill operations were observed by GSl personnel on a part-time basis, as solely requested and directed by the contractor/client. Select native onsite soils and import soils were used as backfill for the utility trenches and placed in general accordance with standards of practice and GSl (Reference No. 2). The required compaction was achieved by mechanical means. The minimum compaction required was 90 percent of the laboratory standard (ASTM D-1 557). Our tests indicate that compaction to at least 90 percent of the laboratory standard (ASTM D-1 557) has been achieved in the areas where testing was requested. Test results are presented in the Table 1 (Field Density Test Results). SUBGRADE AND AGGREGATE BASE (PHASE E) Testing of subgrade for street, and testing of base for street curb/gutter were also performed on a part-time basis, as solely requested and directed by the contractor/client. Our tests indicate that the compaction of the subgrade and aggregate base materials for Street and curb/gutter meets, or exceeds, the minimum requirement of 95 percent relative• compaction of the laboratory standard (ASTM D-1 557). ASPHALTIC CONCRETE TESTING (PHASE E) Testing of asphaltic concrete pavement was also performed on a part-time basis, as per above. Test results indicate that the asphalt appears to have been compacted to a minimum relative compaction of at least 95 percent of the Hveem maximum density (Cal Test 304). Representative samples of asphalt material were obtained during paving operations, and tested in order to verify that the asphalt meets, or exceeds, the minimum specifications per Section 203-6.4 of the "Green Book" (Reference No. 3) with respect to gradation and extraction testing (ASTM D-2172). Testing indicates that the asphalt generally meets, and/or exceeds, the minimum requirements in general accordance with Section 203-6.4. Recommendations for pavement design and construction were provided in our pavement design report (Reference No. 1). FIELD TESTING Field density tests were performed using the sand-cone method (ASTM D-1 556) and nuclear-densometer methods (ASTM D-2922 and* ASTM D-3017). The test results are presented in the attached Table 1. Field density tests were taken at periodic intervals and random locations to check the compactive efforts provided by the contractor. Where test results indicated a less than the required minimum compaction, the contractor was notified and the area was reworked until the required minimum relative compaction was achieved for each respective area. Testing was provided on a part-time basis, as solely determined and requested by the contractor/client. Calavera Hills II, LLC W.O. 4030-DIE-SC Calavera Hills II, Reach 3 November 17, 2005 FiIe:e:\wp9\4000\4030de.CrO GeoSoils, Inc. Page 2 3. Visual classification of the soil in the field was the basis for determining the maximum density value to use for a given density test. LABORATORY TESTING The laboratory maximum dry density and optimum moisture content for each of the major soil types was determined according to test method ASTM D-1 557. Corrected values for the percentage of rock in a given sample were used (when necessary) in the determination of relative compaction. The following table presents the results: soiL TYPE MAXIMUM DRY DENSITY (pct) OPTIMUM MOISTURE CONTENT( A - Silty Sand, Dark Brown 120.5 13.0 B - Silty Sand, Yellowish Brown 128.0 10.0 H - Crushed Rock, Gray 131.0 9.0 J - Crushed Rock, Gray 134.0 8.0 N - Crushed Rock, Gray 136.0 8.0 Base - Aggregate Base 137.0 7.0 AC - Asphaltic Concrete 146.2* n/a * Hveem maximum density per Cat Test 304 REGULATORY COMPLIANCE Placement of compacted backfllls, under the purview of this report, have been completed using the observation and selective testing services provided by representatives of GSI. Backfill operations were performed in general compliance with the requirements of the City. Our findings were made in conformance with generally accepted professional engineering practices, and no further warranty is implied or made. GSI assumes no responsibility or liability for work, testing, or recommendations performed or provided by others. This report is subject to review by the controlling authorities for this project. Calavera Hills II, LLC W.O. 4030-DIE-SC Calavera Hills II, Reach 3 November 17, 2005 flIe:e:\wp94OOO\4030de.crO Page 3 GeoSoils, Inc. Respectfully sub GeoSoils, Inc. Ir 01r No. 1934 l - Certtfied I Engineering Geologist •• -J OF Robert G. Crisman Engineering Geologist, CEG 1934 We appreciate this opportunity to be of service. If you have any questions pertaining to this report, please contact us atjZ6)_48-31 55. David W. Skelly Civil Engineer, R ,/ OFESSio W. SS/r' o. RCE 47857 TO Exp.//O * CNt. OF SLE/RGC/DWS/JPF/jk Attachment: Table 1 - Field Density Test Results Distribution: (4) Addressee Calavera Hills II, LLC W.O. 4030-DIE-SC Calavera Hills II, Reach 3 November 17, 2005 File:e:\wp9\4000\4030de.cro GeoSoils, Inc. Page 4 Table 1 FIELD DENSITY TEST RESULTS REQL'AlMEDATER 1 RW 11/26/03 129+00 Cannon Reach 3 47.0 9.5 120.6 92.0 ND H 2 RW 11/26/03 128+00 Cannon Reach 3 48.0 10.2 121.4 92.6 ND H 3 RW 11/26/03 132+00 Cannon Reach 3 48.0 9.8 122.0 93.1 ND H 4 RW 11/26/03 133+00 Cannon Reach 3 48.0 10.1 121.9 93.0 ND H 5 RW 11/26/03 134±00 Cannon Reach 3 48.0 10.5 120.6 92.0 ND H 6 Test # Not Used 7 Test # Not Used 8 Test # Not Used 9 Test # Not Used 10 Test # Not Used 11 Test # Not Used 12 Test # Not Used 13 Test # Not Used 14 Test # Not Used 15 Test # Not Used 16 Test # Not Used 17 RW 12/23/03 127+00 Cannon Reach 3 41.0 13.2 110.0 91.2 ND A 18 RW 12/23/03 126+50 Cannon Reach 3 39.0 13.4 109.1 90.5 ND A WA1ER 1 Test # Not Used 2 Test# Not Used 3 Test # Not Used 4 . Test # Not Used 5 Test # Not Used 6 Test # Not Used 7 Test # Not Used B Test # Not Used 9 Test # Not Used 10 Test # Not Used 11. Test # Not Used 12 Test # Not Used 13 . Test # Not Used 14 Test # Not Used 15 W 12/24/03 130+50 Cannon Reach 3 46.0 9.2 121.8 90.8 ND J 16 W 12/24/03 129+50 Cannon Reach 3 45.0 9.0 121.2 90.4 ND J 17 W 12/24/03 128+50 Cannon Reach 3 43.0 8.5 122.4 91.3 ND J 18 W 12/30/03 152+00 Cannon Reach 31 70.0 13.2 109.0 90.4 ND A 19 W 12/30/03 153+00 Cannon Reach 31 71.0 13.0 110.2 91.4 ND A SEWER 1 S 12/4/03 136+47 Cannon Reach 3 42.0 8.5 121.1 90.4 ND J 2 S 12/4/03 136+47 Cannon Reach 3 46.0 8.2 123.0 91.8 ND J 3 S 12/4/03 136+47 Cannon Reach 3 50.0 9.0. 123.1 91.9 ND J 4 S 4/9/04 159+59 Cannon Reach 3 58.0 14.6 108.7. 90.2 ND A 5 S 4/9/04 159+59 Cannon Reach 3 56.0 13.2 109.2 90.6 ND A E6 S 4/9/04 159+59.Cannon Reach 3 63.0 13.9 111.9 92.9 ND A 7 S 4/9/04 159+59 Cannon I Reach 31 65.0 1 13.4 110.3 1 91.5 1 ND A Calavera Hills II, LLC W.O. 403001E-SC Calavera Hills II, Reach 3 GeoSoils, Inc. November 2005 File: C:\excel\tables\4000\4030de.cro Page 1 Table 1 FIELD DENSITY TEST RESULTS TES NO UTILIT TYPE DATE ___ TEST LOCATION TRACT NO ELEV OR DEPTH (fb MOISTURE CONTENT , N DRY DENS1T' 9 (pcf) AEC COMP TEST METHOD SOIL TYPE 8 S 4/12/04 159+59 Cannon Reach 3 61.0 14.1 109.2 90.6 ND A 9 S 4/12/04 159+59 Cannon Reach 3 64.0 13.7 111.5 92.5 ND A 10 S 4/14/04 135+50 Cannon Lateral Reach 3 49.0 13.8 109.9 91.2 ND A 11 S 4/14/04 136+50 Cannon Lateral Reach 3 49.0 14.0 110.0 91.2 ND A 12 S 4/16/04 128+75 Cannon Reach 3 36.0 13.0 109.0 90.4 ND A 13 S 4/16/04 128+75 Cannon Reach 3 38.0 13.9 110.2 91.4 ND A 14 S 4/16/04 128+75 Cannon 'Reach 3 400 13.5 111.0 92.1 J ND A 15 S 4/20/04 Tie-in Cannon Access Rd Reach 3 36.0 13.9 109.0 90.4 ND A 16 S 4/20/04 Tie-in Cannon Access Rd Reach 3 37.0 13.5 108.7 90.2 ND A 1 SG 4/22/04 153+00 Cannon WB ' Reach 3 SG 14.2 ' 115.4 95.8 ND A 2 SG 4/22/04 154+50CannonWB Reach3 SG 13.9 115.9 96.2 ND A 3 SG 4/22/04 156+00CannonWB Reach3 SG 10.6 121.6 95.0 ND B 4 SG 4/22/04 158+00 CannonWB Reach3 SG 10.2 124.7 97.4 ND B 5 SG 4/22/04 160+00CannonWB Reach 3, SG 9.9 123.0 96.1 ND B 6 SG 4/22/04 161+50 CannonWB Reach3 SG 10.4 122.2 95.5 ND B 7 SG 4/22/04 163+00 CannonWB Reach3 SG 10.9 121.7 95.1 ND B 8 SG 4/22/04 162+00CannonEB Reach3 SG 11.4 123.6 96.6 ND B 9 SG 4/22/04 161 +00CannonEB Reach3 SG 10.6 126.0 98.4 ND B 10 SG 4/22/04 157+00 Cannon EB Reach3 SG 14.9 114.8 95.3 ND A 11 SG 4/22/04 155+00CannonEB Reach3 SG 15.6 117.1 97.2 ND A 12 SG 4/22/04 153+00CannonEB Reach3 SG 14.0 116.3 96.5 ND A 13 SG 4/22/04 151 +00 Cannon EB Reach3 SG 13.2 115.0 95.4 ND A 14 SG 4/22/04 149+00CannonEB Reach3 SG 13.9 114.7 95.2 ND A 15 SG 4/22/04 148+00CannonEB Reach3 SG 8.9 131.9 98.4 ND J 16 SG 4/22/04 146+50CannonEB Reach3 SG 9.2 129.4 96.6 ND J 17 SG 4/22/04 144+00CannonEB Reach3 SG 8.4 130.7 97.5 ND J 18 SG 4/22/04 142+50 CannonEB Reach3 SG 8.4 127.8 95.4 ND J 19 SG 4/22/04 140+00 Cannon EB Reach 3 SG 9.7 128.5 95.9 ND J 20 SG 4/22/04 138+00 Cannon EB Reach 3 SG 14.5 117.7 97.7 ND A 21 SG 4/22/04 ' 136+00 Cannon EB Reach 3 SG 12.9 116.6 96.8 ND A 22 SG 5/25/04 125+35 Cannon WB Reach 3 SG 10.2 123.3 96.3 ND B 23 SG 5/25/04 125+34 Cannon EB Reach 3 SG 9.7 122.1 95.4 ND B 24 SG 5/25/04 126+00 Cannon WB Reach 3 SG 12.8 117.8 97.9 ND A 25 SG 5/25/04 126+05 Cannon WB Reach 3 SG 13.0 115.7 96.0 ND A 26, SG 5/25/04 127+00 Cannon WB Reach 3 SG 7.9 133.7 98.3 ND N 27 SG 5/25/04 127+75 Cannon WB Reach 3 SG 8.4 133.0 97.8 ND N 28 SG 5/25/04 128+20 Cannon WB ' Reach 3 SG 8.0 131.4 96.6 ND N 29 SO 5/25/04 128+70 Cannon WB Reach 3 SO 8.2 129.6 95.3 ND N 30 SG 5/26/04 130+25 Cannon EB Reach 3 SO 8.2 131.8 96.9 ND N 31 SG 5/26/04 131+50 Cannon EB Reach 3 SG 8.0 133.7 98.3 ND N 32 SG 5/26/04 132+75 Cannon EB Reach 3 SO 7.6 132.5 97.4 ND N 33 SG 5/26/04 134+00 Cannon EB Reach 3 SG 7.9 132.1 97.1 ND N 34 SG 5/26/04 135+00 Cannon EB Reach 3 SG 7.4 133.8 98.4 ND N 35 50 5/26/04 135+50 Cannon WB Reach 3 SO 8.0 129.5 95.2 ND N 36 SG 5/26/04 133+00 Cannon WB Reach 3 SO 8.2 131.4 96.6 ND N 37 SO 5/26/04 131 +00 Cannon WB Reach 3 SO 8.1 131.9 97.0 ND N Calavera Hills II, LLC ' W.O. 4030-D/E-SC Calavera Hills II, Reach 3, GeoSoils, Inc. November 2005 File: C:\excel\tables\4000\4030de.cro Page 2 Table 1 FIELD DENSITY TEST RESULTS :rES.i NO tJTlL.try TYPE DAE: 1RACr NO ELE\ OR DEPTH (ft) I1OISTU.RE CONTENT (%) DENSEP (pct) COMP (%) METHOD e1 TYPE 38 SG 5/26/04 130+25 Cannon WB Reach 3 SC 7.9 131.1 96.4 ND N 39 SC 5/26/04 125+60 Cannon EB Reach 3 SG 11.2 121.9 95.2 ND B 40 SG 5/26/04 126+50 Cannon EB Reach 3 SG 10.9 122.8 95.9 ND B 41 SG 5/26/04 127+50 Cannon EB Reach 3 SG 14.4 115.7 96.0 ND A 42 SC 5/26/04 128+00 Cannon EB Reach 3 SG 10.8 122.1 95.4 ND B 43 SG 5/27/04 132+50 N. Cannon Access Rd Reach 3 SG 8.2 130.4 95.9 ND N 44 SG 5/27/04 132+50 N. Cannon Access Rd Reach 3 SG 8.1 132.2 97.2 ND N 45 SG 5/27/04 132+50 N. Cannon Access Rd Reach 3 SG 10.4 123.0 96.1 ND B 48 SC 5/27/04 132+50 N. Cannon Access Rd Reach 3 SG 9.8 123.4 96.4 ND B 47 SG 5/27/04 132+50 N. Cannon Access Rd Reach 3 SC 9.6 121.6 95.0 ND B 48 SG 5/27/04 132+50 N. Cannon Access Rd Reach 3 SC 9.7 121.9 95.2 ND B 49 SG 5/27/04 129+00 Cannon WB Reach 3 SC 8.4 133.8 98.4 ND N 50 SG 5/27/04 128+80 Cannon WB Reach 3 SG 8.1 132.7 97.6 ND N 51 SG 5/27/04 128+50 Cannon EB Reach 3 SC 8.0 130.7 96.1 ND N 52 SG 5/28/04 128+00 Cannon EB Reach 3 SG 8.9 131.8 96.9 ND N 53 1 SG 5/28/04 129+00 Cannon EB Reaöh 3 SG 7.4 132.5 97.4 ND N 54 SG 7/1/04 137+00 Cannon S. Side Reach 3 SG 8.4 129.8 1 96.8 ND J 1 B 4/30/04 163+50 Cannon Reach 3 BG 8.0 136.0 99.3 ND BASE 2 B 4/30/04 163+50 Cannon Reach 3 BC 7.6 132.0 96.4 ND BASE 3 B 4/30/04 162+50 Cannon Reach 3 BG 8.2 133.0 97.1 ND BASE 4 B 4/30/04 162+50 Cannon Reach 3 BC 7.5 134.0 97.8 ND BASE 5 B 4/30/04 161+00 Cannon Reach 3 BG 7.8 133.9 97.7 ND BASE 6 B 4/30/04 160+50 Cannon Reach 3 BG 8.5 135.4 98.8 ND BASE 7 B 4/30/04 159+50 Cannon Reach 3 BG 9.0 133.0 97.1 ND BASE 8 B 4/30/04 158+00 Cannon Reach 3 BG 7.8 134.0 97.8 ND BASE 9 B 4/30/04 157+00 Cannon Reach 3 BG 7.6 136.0 99.3 ND BASE 10 B 4/30/04 156+00 Cannon Reach 3 BC 8.2 135.2 98.7 ND BASE 11 B 4/30/04 155+00 Cannon Reach 3 BG 8.0 134.4 98.1 ND BASE 12 B 4/30/04 154+00 Cannon Reach 3 BG 7.8 134.2 98.0 ND BASE 13 B 4/30/04 153+00 Cannon Reach 3 BC 7.5 133.9 97.7 ND BASE 14 B 5/6/04 162+50 Cannon Reach 3 BC 7.6 132.4 96.6 ND BASE 15 B 5/6/04 161 +00 Cannon Reach 3 BC 8.0 133.0 97.1 ND BASE 16 B 5/6/04 158+50 Cannon Reach BG 7.8 136.1 99.3 ND BASE 17 B 5/6/04 156+50 Cannon Reach 3 BC 7.9 134.2 98.0 ND BASE 18 B 5/6/04 155+00 Cannon Reach 3 BG 8.4 135.1 98.6 ND BASE 19 B 5/6/04 153+50 Cannon Reach 3 BG 8.6 133.9 97.7 ND BASE 20 B 5/6/04 151+50 Cannon Reach 3 BG 7.5 134.0 97.8 ND BASE 21 B 5/6/04 151+50 Cannon Reach 3 BG 7.8 133.6 97.5 ND BASE 22 B 5/7/04 150+50 Cannon Reach 3 BG 8.0 132.0 96.4 ND BASE 23 B 5/7/04 149+50 Cannon Reach 3 BG 7.5 132.9 97.0 ND BASE 24 B 5/7/04 148+50 Cannon Reach 3 BG 7.6 133.0 97.1 ND BASE 25 B 5/7/04 148+00 Cannon Reach 3 BC 8.0 131.9 96.3 ND BASE 26* B 5/7/04 146+50 Cannon Reach 3 BG 8.1 126.0 92.0 ND BASE 26A B 5/7/04 146+50 Cannon Reach 3 BG 9.0 131.9 96.3 ND BASE 27 B 5/7/04 146+00 Cannon Reach 3 BG 7.8 133.0 97.1 ND BASE 28 B 5/7/04 144+50 Cannon Reach 3 BC 7.9 133.1 97.2 ND BASE Calavera Hills II, LLC Calavera Hills II, Reach 3 File: C:\excel\tabtes\4000\4030de.cro GeoSoils, Inc. W.O. 4030-D/E-SC November 2005 Page 3 Table 1 FIELD DENSITY TEST RESULTS jEii• NO TYPE 1RAcri NO OR DEPTH (ft) M0ISI(JFtE CONTENT (%) .fDfly: DENSIT' (pcf) REi COMP (%) : METHOE TYPE 29* B 5/7/04 143+50 Cannon Reach 3 BG 8.2 124.2 90.7 ND BASE 29A B 5/7/04 143+50 Cannon Reach 3 BG 9.3 133.9 97.7 ND BASE 30 B 5/11/04 149+50 Cannon Reach 3 BG 7.6 131.0 95.6 ND BASE 31 B 5/11/04 142+00 Cannon Reach 3 BG 8.0 132.0 96.4 ND BASE 32 B 5/11/04 140+50 Cannon Reach 3 BG 7.5 131.0 95.6 ND BASE 33 B 5/11/04 139+00 Cannon Reach 3 BG 8.2 131.6 96.1 ND BASE 34 B 5/11/04 137+00 Cannon Reach 3 BG 7.6 132.4 96.6 ND BASE 35* B 5/11/04 136+50 Cannon N. Side Reach 3 BG 7.8 120.0 87.6 ND BASE 35A B 5/11/04 136+50 Cannon N. Side Reach 3 BG 75 131.4 95.9 ND BASE 36* B 5/11/04 135+00 Cannon S. Side Reach 3 BG 7.9 121.9 89.0 ND BASE 36A B 5/11/04 135+00 Cannon S. Side Reach 3 BG 8.0 131.8 96.2 ND BASE 37 B 5/11/04 133+50 Cannon Reach 3 BG 7.8 132.0 96.4 ND BASE 38 B 5/11/04 132+00 Cannon Reach 3 BG 7.6 134.0 97.8 ND BASE 39 B 5/13/04 131+50 Cannon Reach 3 BG 7.5 131.0 95.6 ND BASE 40 B 5/13/04 130+50 Cannon Reach 3 BG 8.0 132.0 96.4 ND BASE 41 B 5/13/04 163+50 Cannon Reach 3 BG 7.6 131.0 95.6 ND BASE 42 B 5/13/04 161+50 Cannon Reach 3 BG 7.6 132.0 96.4 ND BASE 43 B 5/13/04 160+50 Cannon Reach 3 BG 7.8 133.0 97.1 ND BASE 44 B 5/13/04 159+00 Cannon Reach 3 BG 7.7 134.0 97.8 ND BASE 45 B 5/13/04 157+50 Cannon Reach 3 BG 7.5 133.0 97.1 ND BASE 46 B 5/13/04 155+50 cannon Reach 3 BG 7.6 131.0 95.6 ND BASE 47 B 5/13/04 154+50 Cannon Reach 3 BG 8.0 132.0 96.4 ND BASE 48 B 5/13/04 153+00 Cannon Reach 3 BG 7.5 135.0 98.5 ND. BASE 49 B 5/13/04 152+50 Cannon Reach 3 BG 7.5 133.0 97.1 ND BASE 50 B 5/13/04 150+00 Cannon Reach 3 BG 7.6 132.0 96.4 ND BASE 51 B 5/13/04 148+50 Cannon Reach BG 7.7 135.0 98.5 ND BASE 52 B 5/13/04 148+00 Cannon Reach 3 BG 7.8 133.0 97.1 ND BASE 53 B 5/26/04 125+35 Cannon WB Reach 3 BG 6.9 132.8 96.9 ND BASE 54 B 5/26/04 126+50 Cannon WB Reach 3 BG 8.2 134.8 98.4 ND BASE 55 B 5/26/04 125+50 Cannon WB Reach 3 BG 7.1 135.9 99.2 ND BASE 56 B 5/26/04 127+80 Cannon WB Reach 3 BG 7.4 131.1 95.7 ND BASE 57 B 5/26/04 126+60 Cannon WB Reach 3 BG 6.7 132.3 96.6 ND BASE 58 B 5/26/04 128+50 Cannon WB Reach 3 BG 6.8 134.5 98.2 ND BASE 59 B 5/26/04 125+40 Cannon EB Reach 3 BG 7.9 135.4 98.8 ND BASE 60 B 5/26/04 126+70 Cannon EB Reach 3 BG. 7.2 135.8 99.1 ND BASE 61 B 5/26/04 127+80 Cannon EB Reach 3 BG 7.1 130.6 95.3 ND BASE 62 B 5/26/04 128+00 Cannon EB Reach 3 BG 7.2 133.8 97.7 ND BASE 63 B 5/26/04 126+00 Cannon EB Reach 3 BG 6.9 132.1 96.4 ND BASE 64 B 5/26/04 125+90 Cannon EB Reach 3 BG 6.8 131.5 96.0 ND BASE 65 B 5/27/04 132+50 N. Cannon Access Rd Reach 3 BG 8.4 132.6 96.8 'ND BASE 66 B 5/27/04 132+50 N. Cannon Access Rd Reach 3 BG 8.0 130.7 95.4 ND BASE 67 B 5/27/04 132+50 N. Cannon Access Rd Reach 3 BG 6.9 130.6 95.3 ND BASE 68 B 5/27/04 132+50 N. Cannon Access Rd Reach 3 BG 6.7 131.5 96.0 ND BASE 69 B 5/27/04 128+50 Cannon WB Reach 3 BG 6.9 133.4 97.4 ND BASE 70 B 5/27/04 129+50 Cannon WB Reach 3 BG 7.3 133.2 97.2 ND BASE 71 B 5/27/04 128+00 Cannon EB Reach 3 BG 6.9 130.6 95.3 ND BASE 72 B 1 5/27/04 129+00 Cannon EB Reach 3 BG 7.2 132.8 96.9 ND BASE Calavera Hills II, LLC W.O. 4030-D/E-SC Calavera Hills II, Reach 3 GeoSoils, Inc. November 2005 File: C:\exceRtables\4000\4030de.cro Page 4 Table 1 FIELD DENSITY TEST RESULTS TES1 NO UTJLrfl TYPE DATE TEST LOCATION TRACT NO ELEV OR DEPTh (ft) MOISTURE CONTENT DRY DENSIfl (%) REL COMP TEST METHOC SOIL TYPE 73 B 5/27/04 129+90 Cannon EB Reach 3 BG 6.7 134.4 98.1 ND BASE 74 B 8/5/04 El Camino Cannon Intersection Reach 3 BG 7.8 131.4 95.9 ND BASE 75. B 8/5/04 137+00 Cannon Access Rd EB Reach 31 BG 7.9 131.9 96.3 ND BASE 76 B 5/6/05 153+00 Cannon WB Reach 31 BG 1 7.6 1 131.0 1 95.6 1 ND I BASE ASPHLF ON -N 11ICCREE 1 AC 6/2/04 Cannon W. Access Rd Reach 3 AC 140.0 95.8 ND AC 2 AC 6/2/04 Cannon E. Access Rd Reach 3 AC 141.0 96.4 ND AC 3 AC 6/7/04 125+74 Cannon SB Reach 3 287.0 139.9 95.7 ND AC 4 AC 6/7/04 128+00 Cannon SB Reach 3 2940 140.2 95.9 ND AC 5 AC 6/7/04 130+25 Cannon SB Reach 3 291.0 139.7 95.6 ND AC 6 AC 617/04 132+50 Cannon SB Reach 3 288.0 139.8 95.6 ND AC 7 AC 6/7/04 135+00 Cannon SB Reach 3 290.0 139.7 95.6 ND AC 8 AC 6/7/04 137+50 Cannon SB Reach 3 297.0 140.2 95.9 ND AC 9 AC 6/7/04 140+00 Cannon SB Reach 3 281.0 140.0 95.8 ND AC 10 AC 6/7/04 142+00 Cannon SB Reach 3 294.0 139.8 95.6 ND AC 11 AC 6/7/04 144+00 Cannon SB Reach 3 282.0 139.6 95.5 ND AC 12 AC 6/7/04 146+00 Cannon SB Reach 3 290.0 139.9 95.7 ND AC 13 AC 6/7/04 148+00 Cannon SB Reach 3 286.0 141.2 96.6 ND AC 14 AC 6/7/04 150+00 Cannon SB Reach 3 284.0 142.1 97.2 ND AC 15 AC 6/7/04 152+00 Cannon SB Reach 3 292.0 140.3 96.0 ND AC 16 AC 6/7/04 154+00 Cannon SB Reach 3 290.0 139.9 95.7 ND AC 17 AC 6/8/04 126+00 Cannon NB Reach 3 280.0 138.9 95.0 ND AC 18 AC 6/8/04 128+00 Cannon NB Reach 3 283.0 139.7 95.6 ND AC 19 AC 6/8/04 130+00 Cannon NB Reach 3 290.0 139.5 95.4 ND AC 20 AC 6/8/04 132+00 Cannon NB Reach 3 288.0 140.2 95.9 ND AC 21 AC 6/8/04 134+00 Cannon NB Reach 3 295.0 139.8 95.6 ND AC 22 AC 6/8/04 136+00 Cannon NB Reach 3 292.0 140.6 96.2 ND AC 23 AC 6/8/04 138+00 Cannon NB Reach 3 288.0 140.0 95.8 ND AC 24 AC 6/8/04 140+00 Cannon NB Reach 3 295.0 138.9 95.0 ND AC 25 AC 6/8/04 142+00 Cannon NB Reach 3 290.0 139.8 95.6 ND AC 26 AC 6/8/04 144+00 Cannon NB Reach 3 295.0 139.9 95.7 ND AC 27 AC 6/8/04 146+00 Cannon NB Reach 3 284.0 139.6 95.5 ND AC 28 AC 6/8/04 148+00 Cannon NB Reach 3 287.0 140.8 96.3 ND AC 29 AC 6/8/04 150+00 Cannon NB Reach 3 292.0 140.0 95.8 ND AC 30 AC 6/8/04 152+00 Cannon NB Reach 3 288.0 139.8 95.6 ND AC 31 AC 6/8/04 151 +00 Cannon Reach 3 300.0 140.1 95.8 ND AC 32 AC 6/8/04 156+00 Cannon Reach 3 297.0 139.8 95.6 ND AC 33 AC 6/8/04 158+00 Cannon Reach 3 308.0 139.6 95.5 ND AC 34 AC 6/8/04 160+00 Cannon Reach 3 295.0 140.0 95.8 ND AC 35 AC 6/9/04 162+00 Cannon Reach 3 275.0 140.1 95.8 ND AC 36 AC 6/9/04 164+00 Cannon Reach 3 280.0 139.8 95.6 ND AC 37 AC 6/23/04 126+00 Cannon WB Reach 3 AC 139.0 95.1 ND AC 38 AC 6/23/04 129+00 Cannon WB Reach 3 AC 140.0 95.8 ND AC 39 AC 6/23/04 131 +00 Cannon WB Reach 3 AC 139.0 95.1 ND AC 40 AC 6/23/04 134+00 Cannon WB Reach 3 AC 139.0 95.1 ND AC 41 AC 6/23/04 138+00 Cannon WB Reach 3 AC _________ 141.0 96.4 ND AC 42 AC 6/23/04 139+00 Cannon WB Reach 3 AC 142.0 97.1 ND AC Calavera Hills II, LLC Calavera Hills II, Reach 3 File: C:\éxcel\tables\4000\4030de.cro GeoSoits, Inc. W.O. 4030-D/E-SC November 2005 Page 5 Table 1 FIELD DENSITY TEST RESULTS rEsi NO UTILIT' TYPE DATE TEST LOCATION TRACT NO ELF-' OR DEPTH :J MOIST CONTENT 1%) DRY DENSIT (pct) REL COMP (%) TEST METHOC i[ TYPE 43 AC 6/23/04 143+00 Cannon WB Reach 3 AC 139.0 95.1 NO AC 44 AC 6/23/04 146+00 Cannon WB Reach 3 AC 140.0 95.8 NO AC 45 AC 6/23/04 148+00 Cannon WB Reach 3 AC 140.0 95.8 ND AC 46 AC 6/23/04 152+00 Cannon WB Reach 3 AC 141.0 96.4 ND AC 47 AC 6/23/04 155+00 Cannon WB Reach 3 AC 139.0 95.1 ND AC 48 AC 6/23/04 158+00 Cannon WB Reach 3 AC 142.0 97.1 NO AC 49 AC 6/23/04 161 +00 Cannon WB Reach 3 AC 141.0 96.4 NO AC 50 AC 6/23/04 163+00 Cannon WB Reach 3 AC 141.0 96.4 NO AC 51 AC 6/24/04 125+00 Cannon EB Reach 3 FG 140.0 95.8 NO AC 52 AC 6/24/04 128+00 Cannon EB Reach 3 FG 141.0 96.4 ND AC 53 AC 6/24/04 132+00 Cannon EB Reach 3 FG 139.0 95.1 ND AC 54 AC 6/24/04 135+00 Cannon EB Reach 3 FG 140.0 95.8 NO AC 55 AC 6/24/04 139+00 Cannon EB Reach 3 FG 140.0 95.8 ND AC 56 AC 6/24/04 142+00 Cannon EB Reach 3 FG 139.0 95.1 ND AC 57 AC 6/24/04 146+00 Cannon EB Reach 3 FG 141.0 96.4 ND AC 58 AC 6/24/04 149+00 Cannon EB Reach 3 FG 142.0 97.1 ND AC 59 AC 6/24/04 154+00 Cannon EB Reach 3 FG 140.0 95.8 ND AC 60 AC 6/24/04 158+00 Cannon EB Reach 3 FG 141.0 96.4 ND AC 61 AC 6/24/04 161 +00 Cannon EB I Reach 3 FG 140.0 95.8 ND AC 62 AC 6/24/04 163+00 Cannon EB Reach 3 FG 139.0 95.1 ND AC LEGEND: * = Failed Test RW = Reclaimed Water A = Restest S = Sewer AC = Asphaltic Concrete SB = South Bound B = Base SC = Sand Cone BG = Basegrade SG = Subgrade EB = East Bound W = Water NB = North Bound WB = West Bound ND = Nuclear Densometer Calavera Hills Il, LLC W.O. 4030-D/E-SC Calavera Hills II, Reach 3 GeoSoils, Inc. November 2005 File: C:\excel\tables\4000\4030de.cro Page 6