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Todd Blomstrom, PE <br />May 6, 2020 <br />Page 4 <br /> <br /> <br />Table 1. Pavement core location and information. <br /> <br />Core ID Street <br />Bituminous <br />Depth <br />(inches) <br />Aggregate <br />Depth <br />(inches) <br />Recommended <br />Maintenance <br />Activity <br />Notes ³ <br />1 Jerrold <br />Avenue 6.5 3 ¹ <br />Full Depth <br />Reclamation <br />(FDR) <br />Core was in fair condition and <br />it started showing signs of <br />deterioration, losing fines and <br />binder. The top lift was 2.5 <br />inches. Subgrade material <br />was found to be sand with <br />clay. <br />2 <br />Edgewater <br />Avenue <br />4.25 7.75 ¹ <br />Core was in fair condition and <br />it started showing signs of <br />deterioration, losing fines and <br />binder. The top lift was 1.5 <br />inches. <br />3 4 8 ¹ <br />Core was in poor condition <br />showing delamination and <br />deterioration. The top lift was <br />1.5 inches. <br />4 4 8 ¹ <br />Core was in fair condition and <br />it started showing signs of <br />deterioration, losing fines and <br />binder. The top lift was 1.75 <br />inches. <br />5 5 8 ¹ <br />Core was in very poor <br />condition and it was <br />disintegrated. <br />6 6.75 7 ¹ <br />Core was in poor condition <br />showing delamination and <br />deterioration. The top lift was <br />1.5 inches. <br />7 <br />Lake <br />Valentine <br />Road <br />6 7 ² <br />FDR <br />All the cores were in good <br />condition with a top lift of 2 <br />inches. <br />8 5.25 7 ² <br />9 5.5 7 ² <br />10 5 9 ² <br />¹ Aggregate material was observed to be limestone along Jerrold Avenue and Edgewater Avenue. <br />² Aggregate material was observed to be recycled Class 5 along Lake Valentine Road. <br />³ Subgrade material was observed to be sand at all core locations (excluding Core 1).