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EARTHWORK OBSERVATION REPORT <br /> Report Number: 70121071.0010 Irerracon <br /> Service Date: 10/05/12 5240 Green's Dairy Road <br /> Report Date: 10/08/12 Raleigh,NC 27616 <br /> Client Project 9I9-873-2211 <br /> Orange County,NC Walnut Grove CC Expansion <br /> Attn:Jeff Thompson NC Hwy 86&Walnut Grove Ch.Rd. <br /> 200 South Cameron Street Cedar Grove,NC <br /> Hillsborough,NC 27278 <br /> Project Number 70121071 <br /> Services Requested By: Carey with WL Bishop <br /> Excavation Contractor: Martin&Loftis Clearing <br /> Observed Location(s) Exit road NE to SE <br /> Excavated Material Description: Unsuitable soil consisting of soft,wet clay <br /> Exposed Subgrade Review: The exposed subgrade was not observed to be film and stable. <br /> Additional Comments: Soft and wet material was observed in the Exit Road subgrade at thicknesses from T to 4'below the <br /> subgrade elevation.Three areas of undercut measured 42'x 19'x 2',45'x 12'x 4'and 88'x 6'x T. <br /> Contractor placed a T bridge lift of suitable fill material in the undercut areas and compacted with a <br /> static roller. <br /> Terracon is providing undercut quantities for information only. We cannot authorize additional cost. <br /> Any additional cost due to undercutting should be authorized by the owners prior to undercutting. <br /> Services: <br /> Terracon Rep.: Milton S.Jones <br /> Reported To: Carey <br /> Contractor: WL Bishop <br /> Report Distribution: <br /> (1)Orange County,NC,Emailed (1)HDR Engineering,Inc,Emailed y ley, elf <br /> (1)Orange Cocnty,NC,Emailed (1)Orange County,NC,Emailed Reviewed B <br /> (1)Orange County,NC,Emailed (1)WL Bishop,Emailed rvw2:acl J.Aaron Ezzell,EI,PG <br /> (1)WL Bishop,Emailed <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 <br /> indicated above and shall not be reproduced except in full without the written consent of our company. Test results transmitted herein are only applicable to <br /> the actual samples tested at the location(s)referenced and are not necessarily indicative of the properties of other apparently similar or Identical materials. <br /> AF0002.9 28-10,RWJ Page I of 1 <br />