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MacDonald Compaction Testing.pdf04/02/2010 14:00 FAX 425 821 4334 TERRA ASSOCIATES 10001 FAX TERRA ASSOCIA `Inc. .. _. •e+Baa TRANSMITTALas a p"' Consultants in Geotechnical Engineering, Geology and Environmental Earth Sciences Please transmit to: NAME COMPANY F AX NUMBER Ben '�'Y&E 360-629-7477 ❑ A HARDCOPY HAS BEEN SENT TN TVLt JL Date: 4-2-2010 Project Number: 6431 From. Dugan McCloskey Project Name McDonald Short Plat Total sheets (including cover sheet): 2 Pages L Date Description 1 4-1-2010 Daily Field Memo Remarks: Signed: Telephone No. (425) 821-7777 12525 Willows Road o Shite 101 * .Kirkland, Washington ® 98034 04/02/2010 14:00 FAX 425 821 4334 TERRA ASSOCIATES 2002 Daily Fuld Memo ASSOCIATES, Inc. Prol ect No. 6431 Consultants in Geotechnical Engineering, Geology and Memo No. 1 Environmental Earth Sciences Date 4-1-2010 Subject: Utility Earthwork Project: McDonald Short Plat Location: Edmond& WA Contractor: TT&E Weather: Qvercas# Present at Site: Den A Terra Associates, Inc. representative was on-site from 9:30 AM to 10.30 AM, as requested by the contactor, to test previously placed utility backfill. We observed the following: ® Contractor had placed storm line along Water St. from Ocean Ave. eastward 80'; contactor had also placed a storm crossing at intersection of Mater St. and Ocean Ave. Contractor indicated that utility trench backfill consisted of import sand with gravel capped with 1' to 2' of import 5/8`h crushed rock. Utility trench depths ranged from 1' in the west to ---4' to the East. Backfill had been compacted using a hoe pac. We obtained a. sample of the backfill material for laboratory analysis. All density tests taken, as indicated below, incet compaction requirements. Field Density Test Data Test Na Test Location Depth (f# ) Soil YP Type Moisture Content (%) Dry Density (PCP`) Relative Compaction (%) Remarks I 40'E of CB 92 S.G. A 5.2 128.6 97 2 70' E of CB #2 S.G. A 5.9 126.7 95 3 10' S of CB #2 S.G. A 6.8 128.2T 97 Note: The above test results represent soil compaction at the specific locations and depibs noted, and may not be representative of compaction at other locations or depths. Copies to: By: Dugan an McCc � 12525 Willows Road m Suite 101 + Kirkland, Washington 4 98034 4 Telephone No. (425) 821-7777