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Kris Keller <br />October 28, 2019 <br />Page 4 <br />Table 1. Pavement core information and recommended maintenance or rehabilitation. <br />Bituminous <br />Aggregate <br />Recommended <br />Core ID <br />Depth <br />Depth 41 <br />Notes <br />Maintenance / <br />(inches) <br />inches <br />Rehabilitation <br />Core was in poor condition <br />1 <br />4 <br />4.5 <br />showing deterioration. Part of <br />the bottom of the core <br />disintegrated. <br />Core started showing signs of <br />2 <br />3.75 <br />3.75 <br />deterioration, losing fines and <br />binder. <br />Core started showing signs of <br />3 <br />3.5 <br />5 <br />deterioration, losing fines and <br />binder. <br />Core was in very poor <br />4 <br />3.5 <br />7.5 <br />condition showing <br />delamination and <br />deterioration. <br />Core was in very poor <br />5 <br />3 <br />8 <br />condition showing <br />delamination and <br />deterioration. <br />Full depth <br />Core was in poor condition. <br />6 <br />3 <br />5 <br />Bottom one inch of the core <br />reclamation (FDR) <br />disintegrated. <br />7 <br />2.75 <br />4.25 <br />Core was in good condition. <br />Core was in very poor <br />condition showing <br />8 <br />2.75 <br />3.5 <br />delamination between <br />pavement layers and bottom <br />of the core disintegrated. <br />Core started showing signs of <br />9 <br />3.5 <br />5.5 <br />deterioration, losing fines and <br />binder. <br />10 <br />3.75 <br />5.25 <br />Core started showing signs of <br />deterioration. <br />11 <br />3.75 <br />5.25 <br />Core started showing signs of <br />deterioration. <br />12 <br />3.5 <br />6 <br />Core started showing signs of <br />deterioration. <br />13 <br />3.75 <br />6.75 <br />Core was in good condition. <br />'� Select granular material was found underlying the aggregate base at all core locations. <br />