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Amberpoint BP 2R-LR060303CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94051418.0153 Service Date: February 2, 2006 'lrerracon 8901 Carpenter Frwy, Ste #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestem Commercial Services Attn: David Gunderson 5001 Spring Valley Rd Ste 600 W Dallas TX 75244 Report Date: March 03, 2006 Project: AmberPoint Business Park Buildings 4, 5 and 6 505 South Royal Lane Coppell, TX Project No.: 94051418 Material Information Specified Strength: 4000 psi ~ 28 Days Batch Time: 2:50pm Supplier: Lattimore Truck No: 964 Mix I.D. No.: 1851 Water Added Onsite Before Test: Water Added Onsite After Test: Field Test Data Test Result Slump, inches: 4.50 Air Content, %: 3.1 Concrete Temperaturep F: 84 Ambient Temperature,o F: 75 Plastic Unit Weight, pcf: Laboratory Test Data Set Specimen Diameter Area No. Plant: 3 Ticket No: 3208417 0Gallons 0 Gallons ID (inches) (sq. inches) Sample Information Date Cast: February 2, 2006 Technician: Ira S. Haynes Weather Conditions: Clear Accumulative Yards: 9/9 Placement Method: Direct Dischapge Sample Locations: Sra. 3+87.84, Line C Placement Location: Inlet Specification Time: 4:05pm Test Method ASTM C143 ASTM C231 ASTM C1064 ASTM C1064 ASTM C138 Age at Maximum Compressive Date Test Load Strength Tested (days) (lbs) (psi) 1 1 6.00 28.27 02/09/2006 7 96,330 3,410 1 2 6.00 28.27 02/09/2006 7 96,580 3,420 Average (7 Days) 3,420 1 3 6.00 28.27 03/02/2006 28 142,280 5,030 1 4 6.00 28.27 03/02/2006 28 129,940 4,600 Average (28 Days) 4,820 Comments: Not tested for plastic unit weight. Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. Technician: Ira S. Haynes Report Distribution: Transwestern Commercial Services (1) O'Brien & Assoc ~' J.~j~/ ~ j (1) (1) City of Coppell TX (1) TechniStructures Reviewed by: (1) City of Coppell TX Hussein H. Abusaad, P.E. (1) Rogers O*Brien Construction Co Senior Project Manager 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 consent of our company. 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. CONCRETE COMPRESSIVE STRENGTH TEST · Report Number: 94051418.0154 Service Date: February 2, 2006 'lrefracon 8901 Carpenter Fr~vy, Ste #100 Dallas, Texas 75247 (214) 630-I010 Client: Transwestern Commercial Services Attn: David Gunderson 5001 Spring Valley Rd Ste 600 W Dallas TX 75244 Report Date: March 03, 2006 Project: AmberPoint Business Park Buildings 4, 5 and 6 505 South Royal Lane Coppell, TX Project No.: 94051418 Material Information Specified Strength: 4600 psi @ 28 Days Batch Time: 7:00am Plant: 2 Supplier: Potter Concrete Truck No: 113 Ticket No: 102523 Mix I.D. No.: 7723 WaterAdded Onsite Before Test: 10Gallons Water Added Onsite After Test: 0 Gallons Sample Information Date Cast: February 2, 2006 Time: 7:17am Technician: Marlo A. Garcia Weather Conditions: Cool, partly cloudy, cool bree Accumulative Yards: 50/340 Placement Method: Direct Discharge Sample Locations: See attached sketch for Location #1 Placement Location: Pavement, See attached sketch for location poured Field Test Data Test Result Slump, inches: 6.25 Air Content, %: 5.2 Concrete Temperaturep F: 68 Ambient Temperature,o F: 56 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 I 3 6.00 28.27 1 4 6.00 28.27 Specification Test Method 3-5 ASTM C143 3-5 ASTM C231 ASTM C1064 ASTM C1064 ASTM C138 Age at Maximum Compressive Date Test Load Strength Tested (days) (lbs) (psi) 02/09/2006 7 99,600 3,520 02/09/2006 7 96,200 3,400 Average (7 Days) 3,460 03/02/2006 28 134,090 4,740 03/02/2006 28 130,460 4,610 Average (28 Days) 4,680 Comments: Not tested for plastic unit weight. 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 bo reproduced except in full without the written consent of our company. 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. CONCRETE COMPRESSIVE STRENGTH TEST ' Report Number: 94051418.0154 Service Date: February 2, 2006 6901 Carpenter Frwy, Ste #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestern Commercial Services Attn: David Gunderson 5001 Spring Valley Rd Ste 600 W Dallas TX 75244 Report Date: March 03, 2006 Project: AmberPoint Business Park Buildings 4, 5 and 6 505 South Royal Lane Coppell, TX Project No.: 94051418 Material Information Specified Strength: 4600 psi ~ 28 Days Batch Time: 8:10am Plant: 2 Supplier: Potter Concrete Truck No: 122 Ticket No: 102536 Mix I.D. No.: 7723 WaterAdded Onsite Before Test: 10Gallons Water Added Onsite After Test: 0 Gallons Sample Information Date Cast: February 2, 2006 Time: 8:28am Technician: Marlo A. Garcia Weather Conditions: Cool, sunny & mild breeze Accumulative Yards: 180 Placement Method: Direct Discharge Sample Locations: See attached sketch for Location #2 Placement Location: Pavement, See attached sketch for location poured Field Test Data Test Result Slump, inches: 6.00 Air Content, %: 5.3 Concrete Temperature,o F: 68 Ambient Temperature,o F: 61 Plastic Unit Weight, pcf: Laboratory Test Data set Specimen Diameter Area No. ID (inches) (sq. inches) 2 I 6.00 28.27 2 2 6.00 28.27 2 3 6.00 28.27 2 4 6.00 28.27 Specification 3-5 3-5 Test Method ASTM C143 ASTM C231 ASTM C1064 ASTM C1064 ASTM C138 Age at Maximum Compressive Date Test Load Stren~.th Tested (days) (lbs) (psi) 02/09/2006 7 99,090 3,500 02/09/2006 7 106,150 3,750 Average (7 Days) 3,630 03/02/2006 28 98,540 3,480* 03/02/2006 28 134,270 4,750 Average (28 Days) 4,120 Comments:* Does not comply with specified strength. Not tested for plastic unit weight. 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 uae of the client indicated above and shall not be reproduced except in full without the written consent of our company. 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. CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94051418.0154 Service Date: February 2, 2006 ']rEffacon 8901 Carpenter Frwy, Ste #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestern Commercial Services Attn: David Gunderson 5001 Spring Valley Rd Ste 600 W Dallas TX 75244 Report Date: March 03, 2006 Project: AmberPoint Business Park Buildings 4, 5 and 6 505 South Royal Lane Coppell, TX Project No.: 94051418 Material Information Specified Strength: 4600 psi ~ 28 Days Batch Time: 9:22am Plant: 2 Supplier: Potter Concrete Truck No: 107 Ticket No: 102547 Mix I.D. No.: 7723 Water Added Onsite Before Test: 10Gallons Water Added Onsite After Test: 0 Gallons Sample Information Date Cast: February 2, 2006 Time: 9:40am Technician: Mario A. Garcia Weather Conditions: Cool, sunny & mild breeze Accumulative Yards: 270 Placement Method: Direct Discharge Sample Locations: See attached sketch for Location #3 Placement Location: Pavement, See attached sketch for location poured Field Test Data Test Result Slump, inches: 6.00 Air Content, %: 5.5 Concrete Temperaturep F: 68 Ambient Temperature,o F: 66 Plastic Unit Weight, pcf: Laboratory Test Data Set Specimen Diameter Area No. ID (inches) (sq. inches) 3 1 6.00 28.27 3 2 6.00 28.27 3 3 6.00 28.27 3 4 6.00 28.27 Specification 3-5 3-5 Test Method ASTM C143 ASTM C231 ASTM C1064 ASTM C1064 ASTM C138 Age at Maximum Compressive Date Test Load Strenc, th Tested (days) (lbs) (ps~) 02/09/2006 7 115,900 4,100 02/09/2006 7 109,480 3,870 Average (7 Days) 3,990 03/02/2006 28 142,050 5,020 03/02/2006 28 143,210 5,060 Average (28 Days) 5,040 Comments: Not tested for plastic unit weight. 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 consent of our company. 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. CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94051418~0154 Service Date: February 2, 2006 'lrerracon 8901 Carpenter Frwy, Ste #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestern Commercial Services Attn: David Gunderson 5001 Spring Valley Rd Ste 600 W Dallas TX 75244 Report Date: March 03, 2006 Project: AmberPoint Business Park Buildings 4, 5 and 6 505 South Royal Lane Coppell, TX Project No.: 94051418 Material Information Specified Strength: 4600 psi ~ 28 Days Batch Time: 10:35am Plant: 2 Supplier: Potter Concrete Truck No: 113 Ticket No: 102558 Mix I.D. No.: 7723 Water Added Onsite Before Test: 0Gallons Water Added Onsite After Test: 5 Gallons Sample Information Date Cast: February 2, 2006 Time: 9:40am Technician: Marlo A. Garcia Weather Conditions: Cool, sunny w/cool breeze Accumulative Yards: 370/410 Placement Method: Direct Discharge Sample Locations: See attached sketch for Location #4 Placement Location: Pavement, See attached sketch for location poured Field Test Data Test Specification 3-5 3-5 Result Slump, inches: 5.50 Air Content, %: 5.4 Concrete Temperaturep F: 71 Ambient Temperature,o F: 69 Plastic Unit Weight, pcf: Laboratory Test Data set Specimen Diameter Area No. ID (inches) (sq. inches) 4 1 6.00 28.27 02/09/2006 4 2 6.00 28.27 02/09/2006 4 3 6.00 28.27 03/02/2006 4 4 6.00 28.27 03/02/2006 Date Tested Test Method ASTM C143 ASTM C231 ASTM C1064 ASTM C1064 ASTM Cl 38 Age at Maximum Compressive Test Load Strength (days) (lbs) (psi) 7 113,400 4,010 7 110,150 3,900 Average (7 Days) 3,960 28 154,670 5,470 28 I50,840 5,330 Average (28 Days) 5,400 Comments: Not tested for plastic unit weight. Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. Technician: Marlo A. Gamia Report Distribution: ~a (1) Transweslern Commercial Services (1) O'Brien & Assoc (1) City of Coppell TX (1) TechniStructures Reviewed by: (1) City of Coppell TX ad, P.E. (1) Rogers O'Brien Construction Co Senior Project Manager 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 consent of our company. 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. CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94051418.0220 Service Date: February 23, 2006 Client: Transwestern Commercial Services Attn: David Gunderson 5001 Spring Valley Rd Ste 600 W Dallas TX 75244 'irefracon 8901 Carpenter Frwy, Ste #100 Dallas, Texas 75247 (214) 630-1010 Report Date: March 03, 2006 Project: AmberPoint Business Park Buildings 4, 5 and 6 505 South Royal Lane Coppell, TX Project No.: 94051418 Material Information Specified Strength: 3600 psi @ 28 Days Batch Time: 8:06am Plant: On-site Supplier: Potter Concrete Truck No: 126 Ticket No: 103142 Mix I.D. No.: 7752 WaterAdded Onsite Before Test: 5Gallons Water Added Onsite After Test: 0 Gallons Field Test Data Test Result Slump, inches: 4.50 Air Content, %: 5.0 Concrete Temperature,o F: 61 Ambient Temperature,o F: 40 Plastic Unit Weight, pcf: 142.4 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 Sample Information Date Cast: February 23, 2006 Time: 8:36am Technician: Barry Cuble Weather Conditions: Overcast, cool, light winds Accumulative Yards: 30/560 Placement Method: Pump Sample Locations: 40' E & 25' N of S, see #1 of sketch Placement Location: Pavement, see attached sketch Specification Test Method 3-5 ASTM C143 3-6 ASTM C231 ASTM C1064 ASTM C1064 ASTM C138 Age at Maximum Compressive Date Test Load Strength Tested (days) (lbs) (psi) 03/02/2006 7 101,160 3,580 03/02/2006 7 102,580 3,630 Average (7 Days) 3,6'10 03/23/2006 28 03/23/2006 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 tesl methods. This report is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written consent of our company. 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 Page 1 of 4 CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94051418.0220 Service Date: February 23, 2006 'lrerfacon 8901 Carpenter Frwy, Ste #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestem Commercial Services Attn: David Gunderson 5001 Spring Valley Rd Ste 600 W Dallas TX 75244 Report Date: March 03, 2006 Project: AmberPoint Business Park Buildings 4, 5 and 6 505 South Royal Lane Coppell, TX Project No.: 94051418 Material Information Specified Strength: 3600 psi @ 28 Days Batch Time: 9:14am Plant: On-site Supplier: Potter Concrete Truck No: 126 Ticket No: 103156 Mix I.D. No.: 7752 Field Test Data Test Result Slump, inches: 5.00 Air Content, %: 4.8 Concrete Temperature,o F: 60 Ambient Temperature,o F: 42 Plastic Unit Weight, pcf: 143.2 Laboratory Test Data Set Specimen Diameter Ama No. ID (inches) (sq. inches) 2 1 6.00 28.27 2 2 6.00 28.27 2 3 2 4 Sample Information Date Cast: February 23, 2006 Time: 9:29am Technician: Barry Cuble Weather Conditions: Ovemast, cool Accumulative Yards: 170/560 Placement Method: Pump Sample Locations: 85' E of W & 15' S of N, see #2 on sketch Placement Location: Pavement, see attached sketch Specification 3-5 3-6 Test Method ASTM C143 ASTM C231 ASTM C1064 ASTM C1064 ASTM C138 Age at Maximum Compressive Date Test Load Strenc, th Tested (days) (lbs) (psi) 03/02/2006 7 106,390 3,760 03/02/2006 7 103,250 3,650 Average (7 Days) 3,710 03/23/2006 28 03/23/2006 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 consent of our company. 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. CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94051418.0220 Service Date: February 23, 2006 ' reffacon 8901 Carpenter Fn,vy, Ste #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestern Commercial Services Attn: David Gundemon 5001 Spring Valley Rd Ste 600 W Dallas TX 75244 Report Date: March 03, 2006 Project: AmberPoint Business Park Buildings 4, 5 and 6 505 South Royal Lane Coppell, TX Project No.: 94051418 Material Information Specified Strength: 3600 psi ~ 28 Days Batch Time: 10:44am Plant: On-site Supplier: Potter Concrete Truck No: 120 Ticket No: 103172 Mix i.D. No.: 7752 WaterAdded Onsite Before Test: 10Gallons Water Added Onsite After Test: 0 Gallons Sample Information Date Cast: February 23, 2006 Time: 11:11am Technician: Barry Cuble Weather Conditions: Cloudy, cool Accumulative Yards: 330/560 Placement Method: Pump Sample Locations: 170' E of W & 15' N of S, see #3 on sketch Placement Location: Pavement, see attached sketch Field Test Data Test Result Slump, inches: 5.25 Air Content, %: 5.0 Concrete Temperaturep F: 62 Ambient Temperature,o F: 46 Plastic Unit Weight, pcf: 142.4 Laboratorv Test Data set specimen Diameter Area No. ID (inches) (sq. inches) 3 1 6.00 28.27 03/02/2006 3 2 6.00 28.27 03/02/2006 3 3 03/23/2006 3 4 03/23/2006 Specification 3-5 3-6 Date Tested Test Method ASTM C143 ASTM C231 ASTM C1064 ASTM C1064 ASTM C138 Age at Maximum Compressive Test Load Strength (days) (lbs) (psi) 7 103,320 3,650 7 97,560 3,450 Average (7 Days) 3,550 28 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 consent of our company. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not necessarily indicative of the proper/ies of other appamntty similar or identical materials. CONCRETE COMPRESSIVE STRENGTH TEST · Report Number: 94051418.0220 Service Date: February 23, 2006 ' refracon 8901 Carpenter Frwy, Ste #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestern Commercial Services Attn: David Gunderson 5001 Spring Valley Rd Ste 600 W Dallas TX 75244 Report Date: March 03, 2006 Project: AmberPoint Business Park Buildings 4, 5 and 6 505 South Royal Lane Coppell, TX Project No.: 94051418 Material Information Specified Strength: 3600 psi @ 28 Days Batch Time: 12:08pm Plant: On-site Supplier: Potter Concrete Truck No: 126 Ticket No: 103187 Mix t.D. No.: 7752 WaterAdded Onsite Before Test: 15Gallons Water Added Onsite After Test: 0 Gallons Field Test Data Test Result Slump, inches: 4.50 Air Content, %: 5.2 Concrete Temperature,o F: 67 Ambient Temperature,o F: 52 Plastic Unit Weight, pcf: 142.4 Laboratory Test Data set Specimen Diameter Area No. ID (inches) (sq. inches) 4 1 6.00 28.27 4 2 6.00 28.27 4 3 4 4 Sample Information Date Cast: February 23, 2006 Time: 12:27pm Technician: Barry Cuble Weather Conditions: Mostly cloudy, mild Accumulative Yards: 480/560 Placement Method: Pump Sample Locations: 80' W of E & 20' N of S, see ~4 on sketch Placement Location: Pavement, see attached sketch Specification 3-5 3-6 Test Method ASTM C143 ASTM C231 ASTM C1064 ASTM C1064 ASTM C138 Age at Maximum Compressive Date Test Load Strength Tested (days.) (lbs) (psi) 03/02/2006 7 126,580 4,480 03/02/2006 7 127,410 4,510 Average (7 Days) 4,500 03/23/2006 28 03/23/2006 28 Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. Technician: Barry Cuble Report Distribution: ~ (1) Transwestern Commercial Services (1) O'Brien & Assoc (1) City of Coppell TX (1) TechniStructures Reviewed by: (1) City of Coppell TX Hussein H. Abusaad, P.E. (I) Rogers O'Brien Construction Co Senior Project Manager 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 consent of our company. 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. CONCRETE PLACEMENT OBSERVATION SKETCH 'l ffacon Date of Service: Client No.: Client: 02/23/06 50854 Transwestem Commercial Services 5001 Spring Valley Rd Ste 600 W Dallas, TX 75244 Report No.: Project No.: Project: 94051418.0220 94051418 AmberPoint Business Park Buildings 4, 5 and 6 505 South Royal Lane Coppell, TX Not to Scale t N Building #4 Existing Pavement - 310' Placed 2/23/06 Existing Pavement CONCRETE COMPRESSIVE STRENGTH TEST Report Number: 94051418.0149 Service Date: February 2, 2006 'lrerracon 8901 Carpenter Frwy, Ste #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestem Commercial Services Attn: David Gunderson 5001 Spring Valley Rd Ste 600 W Dallas TX 75244 Report Date: March 03, 2006 Project: AmberPoint Business Park Buildings 4, 5 and 6 505 South Royal Lane Coppell, TX Project No.: 94051418 Material Information Specified Strength: 3600 ps[ ~ 28 Days Batch Time: 5:01am Plant: 2 Supplier: Potter Concrete Truck No: 113 Ticket No: 102507 Mix I.D. No.: 7752 Water Added Onsite Before Test: 0Gallons Water Added Onsite After Test: 10 Gallons Sample Information Date Cast: February 2, 2006 Time: 5:16am Technician: Marlo A. Garcia Weather Conditions: Cool w/mild breeze Accumulative Yards: 30/130 Placement Method: Direct Discharge Sample Locations: See attached sketch for Location #1 Placement Location: Pavement, See attached sketch for area poured Field Test Data Test Specification Result Slump, inches: 5.50 Air Content, %: 5.7 Concrete Temperature,o F: 68 Ambient Temperature,o F: 57 Plastic Unit Weight, pcf: Laboratory Test Data set Specimen Diameter Area No. ID (inches) (sq. inches) 1 1 6.00 28.27 02/09/2006 1 2 6.00 28.27 02/09/2006 1 3 6.00 28.27 03/02/2006 1 4 6.00 28.27 03/02/2006 3-5 3-6 Date Tested Test Method ASTM C143 ASTM C231 ASTM C1064 ASTM C1064 ASTM C138 Age at Maximum Compressive Test Load Stren~.th (days) (lbs) (ps~) 7 84,290 2,980 7 94,240 3,330 Average (7 Days) 3,160 28 128,330 4,540 28 134,600 4,760 Average (28 Days) 4,650 Comments: Not tested for plastic unit weight. 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 consent of our company, 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. CONCRETE COMPRESSIVE STRENGTH TEST · Report Number: 94051418.0149 Service Date: February 2, 2006 ']refracon 8901 Carpenter Fn,vy, Ste #100 Dallas, Texas 75247 (214) 630-1010 Client: Transwestem Commercial Services Attn: David Gunderson 5001 Spring Valley Rd Ste 600 W Dallas TX 75244 Report Date: March 03, 2006 Project: AmberPoint Business Park Buildings 4, 5 and 6 505 South Royal Lane Coppell, TX Project No.: 94051418 Material Information Specified Strength: 3600 psi ~ 28 Days Batch Time: 6:03am Plant: 2 Supplier: Potter Concrete Truck No: 122 Ticket No: 102517 Mix I.D. No.: 7752 WaterAdded Onsite Before Test: 0Gallons Water Added Onsite After Test: 5 Gallons Sample Information Date Cast: February 2, 2006 Time: 6:18am Technician: Marlo A. Garcia Weather Conditions: Cool w/mild breeze Accumulative Yards: 130/130 Placement Method: Direct Discharge Sample Locations: See attached sketch for Locaton #2 Placement Location: Pavement, See attached sketch for area poured Field Test Data Test Result Slump, inches: 5.50 Air Content, %: 5.5 Concrete Temperaturep F: 67 Ambient Tempereture,o F: 57 Plastic Unit Weight, pcf: Laboratory Test Data Set Specimen Diameter Area No. ID (inches) (sq. inches) 2 1 6.00 28.27 2 2 6.00 28.27 2 3 6.00 28.27 2 4 6.00 28,27 Specification Test Method 3-5 ASTM C143 3-6 ASTM C231 ASTM C1064 ASTM C1064 ASTM C138 Age at Maximum Compressive Date Test Load Strength Tested (days) (lbs) (psi) 02/09/2006 7 112,770 3,990 02/09/2006 7 108,960 3,850 Average (7 Days) 3,920 03/02/2006 28 146,140 5,170 03/02/2006 28 145,100 5,130 Average (28 Days) 5,t$0 Comments: Not tested for plastic unit weight· Services - Obtain samples of fresh concrete at the placement locations, pedorm required field tests and cast compressive strength samples. Technician: Marlo A. Garcia Report Distribution: ~ (1) Transwestern Commercial Services (1) O'Brien & Assoc (1) City of Coppell TX (1) TechniStructures Reviewed by: . (1) city of coppe[I TX Hussein H. Abusaad, P.E. (1) Rogers O'Brien Construction Co Senior Project Manager 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 consent of our company. 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.