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amec <br />9. <br />10 <br />11 <br />12. <br />U.S. Standard <br />Sieve Size <br />Percent Passing <br />by Dry Weight <br />11/2-inch <br />100 <br />3/4 -inch <br />70-100 <br />No. 4 <br />5-50 <br />No. 200 <br />0-8 <br />Plasticity Index: <br />C <br />Coarse Shaft Backfill - material as approved by MANAGER and CERTIFYING <br />ENGINEER conforming to the following SPECIFICATIONS: <br />U.S. Standard <br />Sieve Size <br />Percent Passing <br />by Dry Weight <br />12 -inch <br />100 <br />No. 200 <br />0-15 <br />Plasticity Index: <br />20 maximum <br />Fine Shaft Backfill - material as approved by MANAGER and CERTIFYING <br />ENGINEER conforming to the following SPECIFICATIONS: <br />U.S. Standard <br />Sieve Size <br />Percent Passing <br />by Dry Weight <br />2 -inch <br />100 <br />3/4 -inch <br />70-100 <br />No. 40 <br />20-50 <br />No. 200 <br />2— 15 <br />Plasticity Index: <br />5 maximum <br />Pipe Bedding Material - material as approved by MANAGER and CER'T'IFYING <br />ENGINEER conforming to the following SPECIFICATIONS: <br />U.S. Standard <br />Sieve Size <br />Percent Passing <br />by Dry Weight <br />2 -inch <br />100 <br />No. 4 <br />30-100 <br />No. 200 <br />5-20 <br />Plasticity Index: <br />5 maximum <br />Granular Filter Material - material as approved by MANAGER and CERTIFYING <br />ENGINEER conforming to the following SPECIFICATIONS: <br />Section 02200 Page 4 of 18 <br />Earthworks <br />SAProjects \1125 CC &V Phase 5 VLF \I - Tech SpecsArequa IFC Specs \02200.r1.doc <br />September 3, 2008 <br />Revision 1 <br />