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GENERAL OBSERVATION REPORT MAYES I lrerracon <br /> Report Number: M7231375.0001 <br /> Service Date: 07/28/23 20225 Cedar Valley Rd Ste 110 <br /> Report Date: 07/31/23 Lynnwood,WA 98036-6365 <br /> 425-742-9360 <br /> Client Project <br /> The Boeing Company Boeing Everett Bldg 40-31 Prit Prat Relocation <br /> Attn: David Duffy 3003 W Casino Rd <br /> 3003 W Casino Rd Everett,WA <br /> Everett,WA 98204-1910 <br /> Project Number: M7231375 <br /> Permit No.: N/A <br /> GENERAL INFORMATION <br /> Attended an introductory meeting with the construction and inspection team to go over inspection and testing. <br /> Mayes Terracon-Lynnwood —structural representative will be present for reinforced concrete and post-installed <br /> epoxy inspection and can perform soil field testing for backfill compaction testing and lab testing for proctor test <br /> per ASTM D1557. <br /> Terracon-MLT—geotechnical representative will need to observe excavation and determine bearing soil condition <br /> acceptance prior to concrete placing for the mat footing slab. <br /> Discussed contractor calling dispatch (48) hours in advance for inspection and allowing time to get badged <br /> through Boeing Security. <br /> Discussed usage of Hilti HIT-RE 500 V3, but will need engineer-of-record approval for usage. <br /> Services: Special Inspections/Materials Testing <br /> Mayes/Terracon Rep.: Todd Wirtz <br /> Reported To: The Boeing Company <br /> Contractor: The Boeing Company <br /> Report Distribution: <br /> (1)The Boeing Company,David Duffy (1)City of Everett WA,Permit Services <br /> (1)Mayes Testing Engineers,Inc,Donna (1)Mayes Testing Engineers,Inc,Todd Wirtz Reviewed By: <br /> Pollard - <br /> Barry Tuttle <br /> Project Field Manager <br /> The tests were performed in general accordance with applicable ASTM,AASHTO,or DOT test methods. This report is exclusively for the use of the client indicated above and shall not be <br /> reproduced except in full without the written consent of our company. Test results transmitted herein are only applicable to the actual samples tested at the location(s)referenced and are not <br /> necessarily indicative of the properties of other apparently similar or identical materials. <br /> DM010,04-29-22 Rev.3 Page 1 of 1 <br />