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Security Fire Systems-LR170619 2424 STUTZ DR.  SUITE 400  DALLAS, TX 75235  TEL [214] 350 5600  FAX [214] 350 0019 REPORT OF PIER OBSERVATION Security Fire Systems 196 S. Freeport Parkway Coppell, Texas REPORTED TO: Security Fire Systems, Inc. 196 Freeport Parkway Coppell, Texas 75019 ATTN: Mr. Mike Alexander REPORT NO. 25 REPORT DATE: 06-19-17 REG PROJECT NO. 21753 TECHNICIAN: D. Decuir PAGE: 1 of 1 CONTRACTOR: Trest Construction Date Pier No. Shaft Size (inches) Required Penetration (feet) Depth to Stratum (feet) Total Depth of Pier (feet) Actual Penetration (feet) Concrete Length (feet) 06-13-17 F/2.0 24 5.0 16.4 21.7 5.3 19.3 F/2.5 24 5.0 16.7 21.9 5.2 19.5 F/3.0 24 5.0 16.4 21.9 5.5 19.5 F/3.5 24 5.0 17.0 22.2 5.2 19.8 F/4.0 24 5.0 17.5 23.9 6.4 21.5 E.6/4.0 24 5.0 16.8 22.9 6.1 20.5 E/4.0 24 5.0 17.5 22.5 5.0 20.1 D.5/4.0 24 5.0 16.8 21.8 5.0 19.4 D/4.0 24 5.0 17.3 24.1 6.8 21.7 C.5/4.0 24 5.0 14.0 19.6 5.6 17.2 C/4.0 24 5.0 15.6 21.7 6.1 19.3 06-14-17 B.5/3.15 24 5.0 14.9 19.9 5.0 17.5 B.3/3.5 24 5.0 16.5 21.5 5.0 19.1 B/3.0 24 5.0 16.5 21.5 5.0 19.1 A.6/2.7 24 5.0 17.7 22.8 5.1 20.4 A.5/2.4 24 5.0 16.2 22.3 6.1 19.9 A/2.0 24 5.0 16.6 22.6 6.0 20.2 A/1.5 24 5.0 16.5 23.8 7.3 21.4 A/1.3 24 5.0 16.4 22.3 5.9 19.9 Reinforcing Steel: 24” 6 #6 vertical bars with #3 ties at 12 inches O.C. Note: All piers required use of a temporary casing. E-Mail Distribution: (1) Security Fire Systems, Inc./ Mr. Mike Alexander (1) GPF Architects, LLC/Mr. Greg Frnka (1) Trest Construction/Mr. Gilbert Trevino (1) City of Coppell/Mr. Matthew Mabry (1) Trest Construction/ Mr. Clement Wang (1) Trest Construction/Mr. Eric Larsen Submitted by: REED ENGINEERING GROUP, LTD. Registration Number F-3114 Bill Woowline Sr. Manager, CMT BW/jm