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Amberpoint BP-LR020404CONCRETE COMPRESSIVE STRENGTH TEST ' Report Number: 94021029.0159 Service Date: March 27, 2002 ENGINEERING 8901 Carpenter Frwy., Suite #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestern Commercial Services Attn: Jim Gaspard 5001 Spring Valley Rd. Suite 600W Dallas TX 75244 Report Date: April 04, 2002 Project: Amberpoint Building No. 1 Amberpoint Bus. Pk. (~ Coppell Coppell, Texas Project Number: 94021029 Material Information Specified Strength: 3000 psi @ 28 Days Batch Time: 9:08am Plant: 16 Supplier: Potter Truck No: 101 Mix I.D. No.: 9337 Ticket No: 612349 Sample Information Sample Time: 9:19am Date Cast: March 27, 2002 Technician: Gerry Graham Weather Conditions: Fair Accumulative Yards: 10 Placement Method: Direct Discharge Sample Locations: F/10, I/8, I/9 & 1/10 Placement Location: Piers Field Test Data Test Result Specification Test Method Slump, inches: 6.25 5-7 ASTM C-143 Air Content, %: N/A Concrete Temperature, o F: 61 ASTM C1064 Ambient Temperature, o F: 54 ASTM C-1064 Plastic Unit Weight, pcf: Laboratory Test Data Age at Maximum Compressive Set Specimen Diameter Area Date Test Load Strength No. ID (inches) (sq. inches) Tested (days) (lbs) (psi) 1 1 6.00 28.27 04/03/2002 7 119,910 4,240 1 2 6.00 28.27 04/03/2002 7 120,250 4,250 Average 4,250 1 3 04/24/2002 28 1 4 04/24/2002 28 Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. Technician: Gerry Graham Report Distribution: (1) Transwestern Commercial Services (1) O'Bden & Associates Inc (1) TechniStructures Inc (1) City of Coppell - Constr Insp (1) City of Coppell- Bldg Insp (1) Hill & Wilkinson Ltd (1) Halff Associates (1) State Farm Insurance Reviewed by: HBC Eng i~l/ Eugene Harbour Principal The tests were performed in general accordance with applicable ASTM, AASHTO, or DOT test methods. This report is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of Terracon. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical materials. Page 1 of 1 0, LLw,~-r®,~,y CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94021029.0154 Service Date: March 26, 2002 8901 Carpenter FnNy., Suite #100 Dallas, Texas 75247 (214) §30-1010 Client: Transwestern Commercial Services Attn: Jim Gaspard 5001 Spring Valley Rd. Suite 600W Dallas TX 75244 Report Date: Apdl 04, 2002 Project: Amberpoint Building No. 1 Amberpoint Bus. Pk. @ Coppell Coppell, Texas Project Number: 94021029 Material Information Specified Strength: 3000 psi ~ 28 Days Batch Time: 8:43am Plant: 16 Supplier: Potter Truck No: 108 Mix I.D. No.: 9339 Ticket No: 612309 Sample Information Sample Time: Date Cast: March 26, 2002 Technician: Gerry Graham Weather Conditions: Fair, clear Accumulative Yards: 14 Placement Method: Direct Discharge Sample Locations: B/9, B/10, P/9 & P/10 Placement Location: Piers Field Test Data Test Result Specification Test Method Slump, inches: 6.00 5-7 ASTM C-143 Air Content, %: N/A ASTM C-231 Concrete Temperature, o F: 55 ASTM Cl 064 Ambient Temperature, o F: 40 ASTM C-1064 Plastic Unit Weight, pcf: Laboratory Test Data Age at Maximum Compressive Set Specimen Diameter Area Date Test Load Strength No. ID (inches) (sq. inches) Tested (days) (lbs) (psi) I 1 6.00 28.27 04/02/2002 7 119,880 4,240 1 2 6.00 28.27 04/02/2002 7 116,750 4,130 Average 4,190 I 3 04/23/2002 28 I 4 04/23/2002 28 Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. Technician: Gerry Graham Report Distribution: (1) Transwestern Commercial Services (1) O'Brien & Associates Inc (1) TechniStructures Inc (1) City of Coppell - Constr Insp (1) City of Coppell- Bldg Insp (1) Hill & Wilkinson Ltd (1) Halff Associates (1) State Farm Insurance Reviewed by: HBC Engipe~ng Eugene~~ Principal The tests were performed in general accordance with applicable ASTM, AASHTO, or DOT test methods. This report is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of Terracon. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical materials. Page 1 of 1 0~LLW~0, F~..K~ CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94021029.0161 Service Date: March 28, 2002 8901 Carpenter Fn,vy., Suite #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestern Commemial Services Attn: Jim Gaspard 5001 Spring Valley Rd. Suite 600W Dallas TX 75244 Report Date: April 04, 2002 Project: Amberpoint Building No. 1 Amberpoint Bus. Pk. @ Coppell Coppell, Texas Project Number: 94021029 Material Information Specified Strength: 3000 psi (~ 28 Days Batch Time: 8:38am Supplier: Potter Truck No: 107 Mix I.D. No.: 9337 Plant: 16 Field Test Data Test Slump, inches: Air Content, %: Concrete Temperature,o F: Ambient Temperature, o F: Plastic Unit Weight, pcf: Laboratory Test Data Result 6.00 66 63 Set Specimen Diameter Area No. ID (inches) (sq. inches) 1 1 6.00 28.27 1 2 6.00 28.27 1 3 1 4 Ticket No: 612439 Sample Information Sample Time: 8:53am Date Cast: March 28, 2002 Technician: Gerry Graham Weather Conditions: Fair, clear Accumulative Yards: 10 Placement Method: Direct Discharge Sample Locations: Piers K/9, L/9 & M/9 Placement Location: Piers Specification Test Method 5-7 ASTM C-143 N/A ASTM C1064 ASTM C-1064 Age at Maximum Compressive Date Test Load Strength Tested (days) (lbs) (psi) 04/04/2002 7 123,040 4,350 04/04/2002 7 123,230 4,360 Average 4,360 04/25/2002 28 04/25/2002 28 Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. Technician: Gerry Graham Report Distribution: (1) Transwestern Commercial Services (1) O'Brien & Associates Inc (1) TechniStructures Inc (1) City of Coppell - Constr Insp (1) City of Coppell - BIdg Insp (1) Hill & Wilkinson Ltd (1) Halff Associates (1) State Farm Insurance Reviewed by: HBC Eng~ Eugene Harbour Principal The tests were performed in general accordance with applicable ASTM, AASHTO, or DOT test methods. This report is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of Terracon. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical materials. Page 1 of 1 o,.~o,-~.,~K.~ CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94021029.0162 Service Date: March 28, 2002 8901 Carpenter FnNy., Suite #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestern Commercial Services Attn: Jim Gaspard 5001 Spring Valley Rd. Suite 600W Dallas TX 75244 Report Date: April 04, 2002 Project: Amberpoint Building No. 1 Amberpoint Bus. Pk. @ Coppell Coppell, Texas Project Number: 94021029 Material Information Specified Strength: 4000 psi @ 28 Days Batch Time: 4:49am Plant: 16 Supplier: Potter Truck No: 106 Mix I.D. No.: 7752 Field Test Data Test Ticket No: 612407 Sample Information sample Time: 5:15am Date Cast: March 28, 2002 Technician: Steve Campbell Weather Conditions: Clear Accumulative Yards: 10 Placement Method: Pump Sample Locations: See placement location Placement Location: Paving- Parking S to SE corner of building See attached sketch Result Specification Test Method Slump, inches: 6.00 5.0 Max ASTM C-143 Air Content, %: 6.3 4-8 ASTM C-231 Concrete Temperature,° F: 59 ASTM C1064 Ambient Temperature, o F: 48 ASTM C-1064 Plastic Unit Weight, pcf: Laboratory Test Data Age at Maximum Compressive Set Specimen Diameter Area Date Test Load Strength No. ID (inches) (sq. inches) Tested (days) (lbs) (psi) 1 1 6.00 28.27 04/04/2002 7 113,160 4,000 1 2 6.00 28.27 04/04/2002 7 119,610 4,230 Average 4,120 1 3 04/25/2002 28 1 4 04/25/2002 28 Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. The tests were performed in general accordance with applicable ASTM, AASHTO, or DOT test methods~ This report is exclusively for the use of the dlient indicated above and shall not be reproduced except in full without the written approval of Terracon. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical materials. Page 1 of 4 o, ~W~0,-F~K~y CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94021029.0162 Service Date: March 28, 2002 F, NG/NEEI~NG 8901 Carpenter Frwy., Suite #100 Dallas, Texas 75247 (214) 830-1010 Client: Transwestern Commercial Services Attn: Jim Gaspard 5001 Spring Valley Rd. Suite 600W Dallas TX 75244 Report Date: April 04, 2002 Project: Amberpoint Building No. 1 Amberpoint Bus. Pk. (~ Coppell Coppell, Texas Project Number: 94021029 Material Information Specified Strength: 4000 psi @ 28 Days Batch Time: 5:55am Plant: 16 Supplier: Potter Truck No: 105 Mix i.D. No.: 7752 Field Test Data Test Result Slump, inches: 5.75 Air Content, %: 6.3 Concrete Temperature, o F: 62 Ambient Temperature, o F: 48 Plastic Unit Weight, pcf: Laboratory Test Data Ticket No: 612416 Sample Information Sample Time: 6:!0am Date Cast: March 28, 2002 Technician: Steve Campbell Weather Conditions: Clear Accumulative Yards: 10 Placement Method: Pump Sample Locations: See page 1 Placement Location: See page 1 Specification Test Method 5.0 Max ASTM C-143 4-8 ASTM C-231 ASTM C 1064 ASTM C-1064 Set Specimen Diameter Area Date No. ID (inches) (.sq. inches) Tested 2 1 6.00 28.27 04/04/2002 7 122,110 4,320 2 2 6.00 28.27 04/04/2002 7 115,270 4,080 Average 4,200 2 3 04/25/2002 28 2 4 04/25/2002 28 Age at Maximum Compressive Test Load Strength (days) (lbs) (psi) Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. The tests were performed in general accordance with applicable ASTM, AASHTO, or DOT test methods. This report is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of Terracon. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical materi~ls. Page 2 of 4 0~LW~0~ CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94021029.0162 Service Date: March 28, 2002 ENGINEE I~dNG 8901 Carpenter Frw,/., Suite #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestern Commercial Services Attn: Jim Gaspard 5001 Spring Valley Rd. Suite 600W Dallas TX 75244 Report Date: Apdl 04, 2002 Project: Amberpoint Building No. 1 Amberpoint Bus. Pk. @ Coppell Coppell, Texas Project Number: 94021029 Material Information Specified Strength: 4000 psi @ 28 Days Batch Time: 6:20am Plant: 16 Supplier: Potter Truck No: 103 Mix I.D. No.: 7752 Ticket No: 612421 Sample Information sample Time: 6:35am Date Cast: March 28, 2002 Technician: Steve Campbell Weather Conditions: Clear Accumulative Yards: 10 Placement Method: Pump Sample Locations: See page 1 Placement Location: See page 1 Field Test Data Test Result Specification Test Method Slump, inches: 5.00 5.0 Max ASTM C-143 Air Content, %: 6.1 4-8 ASTM C-231 Concrete Temperature, o F: 59 ASTM C1064 Ambient Temperature, o F: 46 ASTM C-1064 Plastic Unit Weight, pcf: Laboratory Test Data Age at Maximum Compressive Set Specimen Diameter Area Date Test Load Strength No. ID (inches) (sq. inches) Tested (days) (lbs) (psi) 3 1 6.00 28.27 04/04/2002 7 97,580 3,450 3 2 6.00 28.27 04/04/2002 7 94,100 3,330 Average 3,390 3 3 04/25/2002 28 3 4 04/25/2002 28 Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. The tests were performed in general accordance with applicable ASTM, AASHTO, or DOT test methods. This report is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of Terracon. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical materials, Page 3 of 4 O'-LL~'~0, CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94021029.0162 Service Date: March 28, 2002 Client: Transwestern Commercial Services Attn: Jim Gaspard 5001 Spring Valley Rd. Suite 600W Dallas TX 75244 Report Date: April 04, 2002 8901 Carpenter Frwy., Suite #100 Dallas, Texas 75247 (214) 630-1010 Project: Amberpoint Building No. 1 Amberpoint Bus. Pk. @ Coppell Coppell, Texas Project Number: 94021029 Material Information Specified Strength: 4000 psi (~ 28 Days Batch Time: 8:01am Supplier: Potter Truck No: 105 Mix I.D. No.: 7752 Plant: 16 Field Test Data Test Slump, inches: Air Content, %: Concrete Temperature, o F: Ambient Temperature, o F: Plastic Unit Weight, pcf: Laboratory Test Data Ticket No: 612434 Sample Information Sample Time: 8:15am Date Cast: March 28, 2002 Technician: Steve Campbell Weather Conditions: Clear Accumulative Yards: 10 Placement Method: Pump Sample Locations: See page 1 Placement Location: See page 1 Result Specification 7.00 5.0 Max 6.5 4-8 65 56 Set Specimen Diameter Area Date No. ID (inches) (sq. inches) Tested 4 1 6.00 28.27 04/04/2002 4 2 6.00 28.27 04/04/2002 4 3 04/25/2002 4 4 04/25/2002 Test Method ASTM C-143 ASTM C-231 ASTM C 1064 ASTM C- 1064 Age at Maximum Compressive Test Load Strength (days) (lbs) (psi) 7 92,780 3,280 7 95,490 3,380 Average 3,330 28 28 Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. Technician: Steve Campbell Report Distribution: (1) Transwestem Commercial Services (1) O'Brien & Associates Inc (1) TechniStructures Inc (1) City of Coppell- BIdg Insp (1) Hill & Wilkinson Ltd (1) Halff Associates Reviewed by: HBC Engin~e~,,~ Eugene Harbour (1) City of Coppell - Constr Insp (1) State Farm Insurance Principal The tests were performed in general accordance w th app cable ASTM, AASHTO, or DOT test methods. This repod is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of Terracon. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical materials. Page 4 of 4 o, L~w,~o~ CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94021029.0156 Service Date: March 27, 2002 8901 Carpenter Frwy., Suite #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestern Commercial Services Attn: Jim Gaspard 5001 Spring Valley Rd. Suite 600W Dallas TX 75244 Report Date: April 04, 2002 Project: Amberpoint Building No. 1 Amberpoint Bus. Pk. @ Coppell Coppell, Texas Project Number: 94021029 Material Information Specified Strength: 4000 psi (~ 28 Days Batch Time: 8:15am Supplier: Potter Truck No: 108 Mix I.D. No.: 7752 Plant: 16 Field Test Data Test Result Slump, inches: 7.25 Air Content, %: 7.1 Concrete Temperature,o F: 63 Ambient Temperature, o F: 51 Plastic Unit Weight, pcf: Laboratory Test Data Set Specimen Diameter Area No. ID (inches) (sq. inches) 1 1 6.00 28.27 1 2 6.00 28.27 1 3 1 4 Ticket No: 612340 Sample Information Sample Time: 8:45am Date Cast: March 27, 2002 Technician: Steve Campbell Weather Conditions: Clear Accumulative Yards: 10 Placement Method: Pump Sample Locations: See placement location Placement Location: Paving- Parking SW corner of building slab See attached sketch Specification Test Method 5.0 Max ASTM C-143 4-8 ASTM C-231 ASTM C1064 ASTM C-1064 Age at Maximum Compressive Date Test Load Strength Tested (days) (lbs) (psi) 04/03/2002 7 98~870 3,500 04/03/2002 7 98,650 3,490 Average 3,500 04/24/2002 28 04/24/2002 28 Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. The tests were performed in general accordance with applicable ASTM, AASHTO, or DOT test methods. This report is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of Terracon. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical materials. Page 1 of 6 CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94021029.0156 Service Date: March 27, 2002 EN4~N~I~NG 8901 Carpenter FnNy., Suite #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestern Commemial Services Attn: Jim Gaspard 5001 Spring Valley Rd. Suite 600W Dallas TX 75244 Report Date: April 04, 2002 Project: Amberpoint Building No. 1 Amberpoint Bus. Pk. (~ Coppell Coppell, Texas Project Number: 94021029 Material Information Specified Strength: 4000 psi (~ 28 Days Batch Time: 9:12am Supplier: Potter Truck No: 111 Mix I.D. No.: 7752 Plant: 16 Field Test Data Test Slump, inches: Air Content, %: Concrete Temperature,o F: Ambient Temperature, o F: Plastic Unit Weight, pcf: Laboratory Test Data Ticket No: 612350 Sample Information sample Time: 9:40am Date Cast: March 27, 2002 Technician: Steve Campbell Weather Conditions: Clear Accumulative Yards: 10 Placement Method: Pump Sample Locations: See page 1 Placement Location: See page 1 Result Specification Test Method 7.75 5.0 Max ASTM C-143 6.8 4-8 ASTM C-231 64 ASTM C1064 51 ASTM C-1064 Set Specimen Diameter Area No. ID (inches) (sq. inches) 2 1 6.00 28.27 2 2 6.00 28.27 2 3 2 4 04/24/2002 28 Age at Maximum Compressive Date Test Load Strength Tested (days) (lbs) (psi) 04/03/2002 7 97,710 3,460 04/03/2002 7 91,670 3,240 Average 3,350 04/24/2002 28 Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. The tests were performed in general accordance with applicable ASTM, AASHTO, or DOT test methods. This report is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of Terracon. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical materials. Page 2 of 6 o~ LLW'"O,-r~. CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94021029.0156 Service Date: March 27, 2002 EN~INEE IL~4G 8901 Carpenter Frwy., Suite #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestern Commercial Services Attn: Jim Gaspard 5001 Spring Valley Rd. Suite 600W Dallas TX 75244 Report Date: April 04, 2002 Project: Amberpoint Building No. 1 Amberpoint Bus. Pk. @ Coppell Coppell, Texas Project Number: 94021029 Material Information Specified Strength: 4000 psi (~ 28 Days Batch Time: 10:43am Plant: 16 Supplier: Potter Truck No: 108 Mix I.D. No.: 7752 Field Test Data Test Result Slump, inches: 5.00 Air Content, %: 6.1 Concrete Temperature, o F: 68 Ambient Temperature, o F: 60 Plastic Unit Weight, pcf: Laboratory Test Data Ticket No: 612363 Sample Information sample Time: 11:00am Date Cast: March 27, 2002 Technician: Steve Campbell Weather Conditions: Clear Accumulative Yards: 10 Placement Method: Pump Sample Locations: See page 1 Placement Location: See page1 Specification Test Method 5.0 Max ASTM C-143 4-8 ASTM C-231 ASTM C 1064 ASTM C- 1064 Age at Maximum Compressive Set Specimen Diameter Area Date Test Load Strength No. ID (inches) (sq. inches) Tested (days) (lbs) (psi) 3 1 6.00 28.27 04/03/2002 7 112,550 3,980 3 2 6.00 28.27 04/03/2002 7 111,710 3,950 Average 3,970 3 3 04/24/2002 28 3 4 04/24/2002 28 Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. The tests were per[ormed in general accordance with applicable ASTM, AASHTO, or DOT test methods. This report is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of Terracon. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical materials. Page 3 of 6 0~ LLW~0~ CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94021029.0156 Service Date: March 27, 2002 8901 Carpenter Fr~W., Suite #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestem Commercial Services Attn: Jim Gaspard 5001 Spring Valley Rd. Suite 600W Dallas TX 75244 Report Date: April 04, 2002 Project: Amberpoint Building No. 1 Amberpoint Bus. Pk. @ Coppell Coppell, Texas Project Number: 94021029 Material Information Specified Strength: 4000 psi ~ 28 Days Batch Time: 11:55am Supplier: Potter Truck No: 109 Mix I.D. No.: 7752 Plant: 16 Field Test Data Test Result Slump, inches: 5.25 Air Content, %: 6.4 Concrete Temperature, o F: 70 Ambient Temperature, o F: 63 Plastic Unit Weight, pcf: Laboratory Test Data Ticket No: 612374 Sample Information Sample Time: 12:10pm Date Cast: March 27, 2002 Technician: Steve Campbell Weather Conditions: Clear Placement Method: Pump Sample Locations: See page 1 Placement Location: See page 1 Specification Test Method 5.0 Max ASTM C-143 4-8 ASTM C-231 ASTM C1064 ASTM C-1 O64 Age at Maximum Compressive Set Specimen Diameter Area Date Test Load Strength No. ID (inches) (sq. inches) Tested (days) (lbs) (psi) 4 1 6.00 28.27 04/03/2002 7 107,110 3,790 4 2 6.00 28.27 04/03/2002 7 105,080 3,720 Average 3,760 4 3 04/24/2002 28 4 4 04/24/2002 28 Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. The tests were performed in general accordance with applicable ASTM, AASHTO, or DOT test methods. This report is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of Terracon. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical materials. Page 4 of 6 CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94021029.0156 Service Date: March 27, 2002 ENGIN/d~RING 8901 Carpenter Frwy., Suite #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestern Commercial Services Attn: Jim Gaspard 5001 Spring Valley Rd. Suite 600W Dallas TX 75244 Report Date: April 04, 2002 Project: Amberpoint Building No. 1 Amberpoint Bus. Pk. (~ Coppell Coppell, Texas Project Number: 94021029 Material Information Specified Strength: 4000 psi (~ 28 Days Batch Time: 12:32pm Supplier: Potter Truck No: 108 Mix I.D. No.: 7752 Plant: 16 Field Test Data Test Result Slump, inches: 5.00 Air Content, %: 6.2 Concrete Temperature, o F: 70 Ambient Temperature, o F: 64 Plastic Unit Weight, pcf: Laboratory Test Data Ticket No: 612382 Sample Information Sample Time: 12:45pm Date Cast: March 27, 2002 Technician: Steve Campbell Weather Conditions: Clear Accumulative Yards: 10 Placement Method: Pump Sample Locations: See page 1 Placement Location: See page 1 Specification Test Method 5.0 Max ASTM C-143 4-8 ASTM C-231 ASTM C 1064 ASTM C- 1064 Age at Maximum Compressive Set Specimen Diameter Area Date Test Load Strength No. ID (inches) (sq. inches) Tested (days) (lbs) (psi) 5 1 6.00 28.27 04/03/2002 7 90,180 3,190 5 2 6.00 28.27 04/03/2002 7 90,330 3,190 Average 3,190 5 3 04/24/2002 28 5 4 04/24/2002 28 Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. The tests were performed in general accordance with applicable ASTM, AASHTO, or DOT test methods. This report is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of Terracon. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical matedals. Page 5 of 6 o, LLW/R01~:UI~. Key CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94021029.0156 Service Date: March 27, 2002 8901 Carpenter Frwy., Suite #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestern Commercial Services Attn: Jim Gaspard 5001 Spring Valley Rd. Suite 600W Dallas TX 75244 Report Date: April 04, 2002 Project: Amberpoint Building No. 1 Amberpoint Bus. Pk. @ Coppell Coppell, Texas Project Number: 94021029 Material Information Specified Strength: 4000 psi ~ 28 Days Batch Time: 1:53pm Supplier: Potter Truck No: 104 Mix I.D. No.: 7752 Plant: 16 Field Test Data Test Result Slump, inches: 6.25 Air Content, %: 7.0 Concrete Temperature,o F: 76 Ambient Temperature, o F: 67 Plastic Unit Weight, pcf: Laboratory Test Data Ticket No: 612394 Sample Information Sample Time: 2:05pm Date Cast: March 27, 2002 Technician: Steve Campbell Weather Conditions: Clear Accumulative Yards: 10 Placement Method: Pump Sample Locations: See page 1 Placement Location: See page 1 Specification Test Method 5.0 Max ASTM C-143 4-8 ASTM C-231 ASTM C1064 ASTM C- 1064 Age at Set Specimen Diameter Area Date Test No. ID (inches) (sq. inches) Tested (days) 6 1 6.00 28.27 04/03/2002 7 6 2 6.00 28.27 04/03/2002 7 Average 6 3 04/24/2002 28 6 4 04/24/2002 28 Maximum Compressive Load Strength (lbs) (psi) 84,260 2,980 86,200 3,050 3,020 Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. Technician: Steve Campbell Report Distribution: (1) Transwestern Commercial Services (1) O'Brien & Associates Inc (1) TechniStructures Inc (1) City of Coppell - Constr Insp (1) City of Coppell - Bldg Insp (1) Hill & Wilkinson Ltd (1) Halff Associates (1) State Farm Insurance Reviewed by: HBC En~ Eugene Harbour Principal The tests were performed in general accordance with applicable ASTM, AASHTO, or DOT test methods. This report is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of Terracon. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical materials. Page 6 of 6 o,<Lw,.o~