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City of Centerville <br /> Project SP-07-03738 <br /> November 29,2007 <br /> Page 3 <br /> B.2. Materials Summary <br /> The types of materials encountered by the borings are described below. The materials are generally <br /> described in the order they were encountered,i e.,beginning at the ground surface. <br /> B.2.a. Pavement <br /> The borings encountered pavement at the surface. The pavement consisted of gravel or bituminous <br /> materials. Table 1,below,presents the pavement thicknesses on a boring-by-boring basis. <br /> Table 1, Existing Pavement Section Thicknesses <br /> Bituminous Aggregate Base Bituminous Aggregate Base <br /> Boring (inches) (inches) Boring (inches) (inches) <br /> ST-1 5 9 ST-29 3 4 <br /> ST-2 4 12 ST-30 5 6 <br /> ST-3 41/2 9 ST-31 5 6 <br /> ST4 4 1/2 45 ST-32 4 32 <br /> ST-5 41/2 10 ST-33 5 3 <br /> ST-6 5 9 ST-34 6 9 <br /> ST-7 4 10 ST-35 5 7 <br /> ST-8 41/2 12 ST-36 4 8 <br /> ST-9 4 1/2 4 ST-37 4 1/2 <br /> 10 <br /> ST-10 51/2 10 ST-38 4 7 <br /> ST-11 5 7 ST-39 41/2 8 <br /> ST-12 51/2 9.5 ST40 4 7 <br /> ST-13 5 1/2 12 5 ST-41 5 1/2 10 <br /> ST-14 5 10 STA2 5 11 <br /> ST-15 5 1/2 11 ST-43 5 12 <br /> ST-16 51/2 8 ST-44 4112 9 <br /> ST-17 5 7 ST45 4 1/2 8 <br /> ST-18 5 12 ST46 4 11 <br /> ST-19 51/2 12 ST47 — — <br /> ST-20 51/2 10 ST48 4 4 <br /> ST-21 5 10 ST49 4 1/2 3 <br /> ST-22 5 10 ST-50 4 1/2 9 <br /> S7-23 5 3.5 ST-51 4 1/2 9 <br /> ST-24 5 10 ST-52 5 11 <br /> ST-25 5 9 ST-53 5 10 <br /> ST-26 41/2 9 ST-54 5 9 <br /> ST-27 5 7 ST-55 5 1/2 6 <br /> ST-28 4 10 -- <br />