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Gunner Sub-LR 980723Englaeering Co. 9200 King Arlhur Drive Dallas. Texas 75247-3610 Phone 214/631-4372 Fax 214/631-4380 TO: July 23, 1998 Mr. Mark Morris EPI Property Development, L.P. 14990 Landmark Blvd., Suite 300 Dallas, TX 75240-6729 PROJECT LOCATION St. Marin Apartments Coppell, Texas Trench Backfill REPORTNO. 29 ST Job NO. 1598-0018 RESULTS OF FIELD DENSITY TESTS TEST OF COMPACTION FIELD FIELD PERCENT NO. DATE TEST TEST LOCATION TEST DENSI~ MOISTURE OF NUMB~ NO. ** PCF % SPECIFIED Depth COM~ACT,O~ 198 ~/13/98 -- Sra. 17+00 - 2' 1 94.9 18.6 95.3 199 " - Sra. 17+01 - 3' 1 97.8 18.1 98.2 200 " - Sta. 17+02 - 1' 1 98.4 19.4 98.8 201 " i - Sra. 15+00 - 3' 1 98 3 19.1 98.7 I 202 " ,~ - Sta. 15+01 - 2' 1 97.9 18.2 98.3 203 " t - Sra. 15+02 - 1' 1 98.2 17.8 98.6 204 "I - Sta. 13+00 - 3' 4 94.6 25.5 97.6 205 " - Sra. 13+01 - 2' 4 95.4 24.8 98.5 206 " - Sra. 13+02 - 1' 4 96.1 24.8 99.2 207 " - Sta. 7+80 - 3' 2 92.1 26.9 95.0 208 " - Sra. 7+80 - 2' 2 93.4 25.9 96.3 209 " - Sta. 7+80 - 1' 2 94.1 25.3 97.1 210 " - Sra. 7+80 Grade 2 95.2 24.8 98.2 211 " - Sra. 11+30 - 5' 2 92.7 25.4 95.6 212 " - sra. 11+30 - 4' 2 90.1 30.1, 92.3* 213 " - Sta. 11+30 - 3' 2 94.1 25.7 97.1 214 " - Sta. 11+30 - 2' 2 95.7 25.1 98.7 215 ' - Sra. 11+30 - 1' 1 97.3 19.1 97.7 TESTS PERFORMED BY: S- Spinks REMARKS: , Indicates the moisture and/or density does not meet tke required specifications. Test No. 1: 99.6 pcf @ 16.6% moisture. NOTE: Test No. 2: 96.9 pcf @ 24.9% moisture. Test No. 4: 96.9 pcf @ 24.7% misture. DISTRIBUTION City of Coppell - Garreth Campbell/ EPI - Don Matlock (FAX) MFC Construction - Dick Dennie AECC - Mark Gottschalt TEST METHODS: ASTM D 2922. D 3017. D 155~. D 2167 OR D 2937 Locations furnished by contractor. .AOS 1 OF I