Loading...
Northlake College-LR080219 K L E I N F E L D E R 2211 Century Center Blvd., Suite 101, Irving, Texas 75062 972-870-0808 Metro 972-953-0398 Fax 972-870-0802 4x8 CONCRETE CYLINDER COMPRESSIVE STRENGTH REPORT TO: Dallas County Community College Dist. PROJECT: North Lake College, N Campus 1505 South Lamar, Suite 1015 W Sandy Lake Road @ SH 121 Dallas, Texas 75215 PROJECT NO: 87015 REPORT DATE: 2/19/2008 TECHNICIAN: J. Mayo REPORT NO: 018168 Page 1 of 7 CONCRETE FOR: Pavement from the NE entrance 90' W x 40' N CYLINDER AGE DATE DATE AVG. CYLINDER CYLINDER FRACTURE TOTAL COMPRESSIVE MARK DAYS CAST TESTED DIAMETER, IN. AREA,IN.2 TYPE LOAD, LBS STRENGTH, PSI 018168A 7 1/21/08 1/28/08 4.00 12.57 2 55,670 4,430 018168B 28 1/21/08 2/18/08 4.00 12.57 5 68,130 5,420 018168C 28 1/21/08 2/18/08 4.00 12.57 5 68,350 5,440 0181680 HOLD 1/21/08 HOLD SUPPLIER: Southern Star AVERAGE 28 DAY STRENGTH: 5,430 MIX DESIGN: 000000007725 28 DAY STRENGTH REQUIREMENT: 4,000 ADDITIONAL INFORMATION IF MADE BY KLEIN FELDER: I ACTUAL SPECIFIED I TRUCK NO. : 97 SLUMP: 5.5 TICKET NO. : 1183501 AIR TEMP.: 35 ACCUMULATED YDS: 50 of 350 MIX TEMP.: 66 TIME CAST: 9:11 AM AIR CONTENT: 3.1 TIME IN TRUCK: 46min WATER ADDED (gal) : 0 WEATHER: Cloudy with rain UNIT WEIGHT: N/A : FRACTURE TYPES: 1 Reasonably well-formed cones on both ends, less than 1 in. (25 mm) of cracking through caps. 2 Well-formed cone on one end, vertical cracks running through caps, no well-defined cone on other end. 3 Columnar vertical cracking through both ends, no well-formed cones. 4 Diagonal fracture with no cracking through ends; tap with hammer to distinguish from Type 1. 5 Side fractures at top or bottom (occur commonly with unbonded caps). R . . . ..:..... NOTES: . Compressive strengths determined in accordance with ASTM C39. . Cross-sectional area, diameter and length are standard unless otherwise noted. . Portions of the information contained in this report have been furnished by others. . Cylinders cured in laboratory in accordance with ASTM C31 unless otherwise noted. . Unbonded caps utilized in accordance with ASTM C1231 unless otherwise noted. Because of the violent release of energy stored in pads, the broken cylinder rarely exhibits conical fracture typical of capped cylinders and the sketches of types of fracture in Test Method C39 are not descriptive. . Samples taken in accordance with ASTM C 172 where practicable. . When applicable, the following test procedures were used: Slump ASTM C143; Unit Weight ASTM C138; Air Content ASTM C173/ C231; Temperature ASTM C1064 Reports to: Starling Richardson Const.; Attn: Eric Stanaland (eps@starlingrichardson.com) KLEINFELDER Starling Richardson Const.; AUn: Andy Munoz (amunoz@starlingrichardson.com) /L;;U DCCCD Bond Office; AUn: Brenda Spinelli (brenda.spinelli@dcccd.edu) OCCCO Bond Office; Attn: James Williams Qames.williams@dcccd.edu) DCCCD Bond Office; Attn: Mike Daniels (mike.daniels@dcccd.edu) ~ ~oel Peters, P.E. Jacobs; AUn: Andrea Stogner (Andrea.stogner@jacobs.com) Jacobs; Attn: Jennifer Blount (Jennifer.blount@jacobs.com) 1- City of Coppell; Attn: Larry Davis 1- City of Coppell; AUn: Lee Stone The results shown on this report are for the exclusive use of the client for whom they were obtained and apply only to the samples tested and/or inspected. They are not intended to be indicative of the qualities of apparently identical products. The use of our name must receive prior written approval. Reports must be reproduced in their entirety. K L E I N F E L D E R 2211 Century Center Blvd., Suite 101, Irving, Texas 75062 972-870-0808 Metro 972-953-0398 Fax 972-870-0802 4x8 CONCRETE CYLINDER COMPRESSIVE STRENGTH REPORT TO: Dallas County Community College Dist. PROJECT: North Lake College, N Campus 1505 South Lamar, Suite 1015 W Sandy Lake Road @ SH 121 Dallas, Texas 75215 PROJECT NO: 87015 REPORT DATE: 2/19/2008 TECHNICIAN: J. Mayo REPORT NO: 018168 Page 2 of 7 CONCRETE FOR: Pavement from the NE entrance at Royal Lane 120' W x 50' N CYLINDER AGE DATE DATE AVG. CYLINDER CYLINDER FRACTURE TOTAL COMPRESSIVE MARK DAYS CAST TESTED DIAMETER, IN. AREA,IN.2 TYPE LOAD,LBS STRENGTH, PSI 018169A 7 1/21/08 1/28/08 4.00 12.57 6 46,050 3,660 0181698 28 1/21/08 2/18/08 4.00 12.57 5 70,960 5,650 018169C 28 1/21/08 2/18/08 4.00 12.57 5 71,880 5,720 0181690 HOLD 1/21/08 HOLD SUPPLIER: Southern Star AVERAGE 28 DAY STRENGTH: 5,685 MIX DESIGN: 000000007725 28 DAY STRENGTH REQUIREMENT: 4,000 ADDITIONAL INFORMATION IF MADE BY KLEIN FELDER: ACTUAL T SPECIFIED TRUCK NO. : 5019 SLUMP: 6.25 TICKET NO. : 1183597 AIR TEMP.: 35 ACCUMULATED YDS: 100 of 350 MIX TEMP. : 69 TIME CAST: 9:54AM AIR CONTENT: 2.8 TIME IN TRUCK: 52 min WATER ADDED (gal): 5 WEATHER: Cloudy with rain UNIT WEIGHT: N/A : FRACTURE TYPES: 1 Reasonably well-formed cones on both ends, less than 1 in. (25 mm) of cracking through caps. 2 Well-formed cone on one end, vertical cracks running through caps, no well-defined cone on other end. 3 Columnar vertical cracking through both ends, no well-formed cones. 4 Diagonal fracture with no cracking through ends; tap with hammer to distinguish from Type 1. 5 Side fractures at top or bottom (occur commonly with unbonded caps). R . . .5 NOTES: . Compressive strengths detenmined in accordance with ASTM C39. . Cross-sectional area, diameter and length are standard unless otherwise noted. . Portions of the information contained in this report have been furnished by others. . Cylinders cured in laboratory in accordance with ASTM C31 unless otherwise noted. . Unborided caps utilized in accordance with ASTM C 1231 unless otherwise noted. Because of the violent release of energy stored in pads, the broken cylinder rarely exhibits conical fracture typical of capped cylinders and the sketches of types of fracture in Test Method C39 are not descriptive. . Samples taken in accordance with ASTM C172 where practicable. . When applicable, the following test procedures were used: Slump ASTM C143; Unit Weight ASTM C138; Air ContentASTM C173! C231; Temperature ASTM C1064 Reports to: Starling Richardson Const.; AUn: Eric Stanaland (eps@starlingrichardson.com) KLEIN FELDER Starling Richardson Const.; AUn: Andy Munoz (amunoz@starlingrichardson.com) /L ~ DCCCD Bond Office; Attn: Brenda Spinelli (brenda.spinelli@dcccd.edu) DCCCD Bond Office; AUn: James Williams (james.wi/liams@dcccd.edu) DCCCD Bond Office;. Attn: Mike Daniels (mike.daniels@dcccd.edu) ~r-JOel Peters, P.E. Jacobs; AUn: Andrea Stogner (Andrea.stogner@jacobs.com) Jacobs; AUn: Jennifer Blount (Jennifer.blount@jacobs.com) 1- City of Coppell; Attn: Larry Davis 1- City of Coppell; AUn: Lee Stone The results shown on this report are for the exclusive use of the client for whom they were obtained and apply only to the samples tested and/or inspected. They are not intended to be indicative of the qualities of apparently identical products. The use of our name must receive prior written approval. Reports must be reproduced in their entirety. K l E I N F E l D E R 2211 Century Center Blvd., Suite 101, Irving, Texas 75062 972-870-0808 Metro 972-953-0398 Fax 972-870-0802 4x8 CONCRETE CYLINDER COMPRESSIVE STRENGTH REPORT TO: Dallas County Community College Dist. PROJECT: North Lake College, N Campus 1505 South Lamar, Suite 1015 W Sandy Lake Road @ SH 121 Dallas, Texas 75215 PROJECT NO: 87015 REPORT DATE: 2/19/2008 TECHNICIAN: J. Mayo REPORT NO: 018168 Page 3 of 7 CONCRETE FOR: Pavement from the NE entrance at Royal Lane 120' W x 80' N CYLINDER AGE DATE DATE AVG. CYLINDER CYLINDER FRACTURE TOTAL COMPRESSIVE MARK DAYS CAST TESTED DIAMETER, IN. AREA,IN.2 TYPE LOAD,LBS STRENGTH, PSI 018170A 7 1/21/08 1/28/08 4.00 12.57 2 52,270 4,160 018170B 28 1/21/08 2/18/08 4.00 12.57 3 65,710 5,230 018170C 28 1/21/08 2/18/08 4.00 12.57 3 62,790 5,000 0181700 HOLD 1/21/08 HOLD SUPPLIER: Southern Star AVERAGE 28 DAY STRENGTH: 5,115 MIX DESIGN: DOOOOOOO7725 28 DAY STRENGTH REQUIREMENT: 4,000 ADDITIONAL INFORMATION IF MADE BY KLEIN FELDER: ACTUAL SPECIFIED l TRUCK NO. : 3441 SLUMP: 8.0 TICKET NO. : 1183667 AIR TEMP. : 35 ACCUMULATED YDS: 150 of 350 MIX TEMP. : 63 TIME CAST: 10:28 AM AIR CONTENT: 2.6 TIME IN TRUCK: 58min WATER ADDED (gal) : 10 WEATHER: Cloudy with rain UNIT WEIGHT: N/A : FRACTURE TYPES: 1 Reasonably well-formed cones on both ends, less than 1 in. (25 mm) of cracking through caps. 2 Well-formed cone on one end, vertical cracks running through caps, no well-defined cone on other end. 3 Columnar vertical cracking through both ends, no well-formed cones. 4 Diagonal fracture with no cracking through ends: tap with hammer to distinguish from Type 1. 5 Side fractures at top or bottom (occur commonly with unbonded caps). II . . , nnint..n NOTES: 0 Compressive strengths determined in accordance with ASTM C39. 0 Cross-sectional area, diameter and length are standard unless otherwise noted. o Portions of the information contained in this report have been furnished by others. 0 Cylinders cured in laboratory in accordance with ASTM C31 unless otherwise noted. 0 Unbonded caps utilized in accordance with ASTM C1231 unless otherwise noted. Because of the violent release of energy stored in pads, the broken cylinder rarely exhibits conical fracture typical of capped cylinders and the sketches of types of fracture in Test Method C39 are not descriptive. o Samples taken in accordance with ASTM C172 where practicable. 0 When applicable, the following test procedures were used: Slump ASTM C143; Unit Weight ASTM C138; Air Content ASTM C173/ C231; Temperature ASTM C1064 Reports to: Starling Richardson Const.; Attn: Eric Stanaland (eps@starlingrichardson.com) KLEIN FELDER Starling Richardson Const.; AUn: Andy Munoz (amunoz@starlingrichardson.com) ~ DCCCD Bond Office; AUn: Brenda Spinelli (brenda.spinelli@dcccd.edu) DCCCD Bond Office; AUn: James Williams Uames.williams@dcccd.edu) DCCCD Bond Office; AUn: Mike Daniels (mike.daniels@dcccd.edu) ~~JOel Peters, P.E. Jacobs; AUn: Andrea Stogner (Andrea.stogner@jacobs.com) Jacobs; AUn: Jennifer Blount (Jennifer.blount@jacobs.com) 1- City of Coppell; Altn: Larry Davis 1- City of Coppell; Altn: Lee Stone The results shown on this report are for the exclusive use of the client for whom they were obtained and apply only to the samples tested andlor inspected They are not intended to be indicative of the qualities of apparently identical products. The use of our name must receive prior written approval. Reports must be reproduced in their entirety. K L E I N F E L D E R 2211 Century Center Blvd., Suite 101, Irving, Texas 75062 972-870-0808 Metro 972-953-0398 Fax 972-870-0802 4x8 CONCRETE CYLINDER COMPRESSIVE STRENGTH REPORT TO: Dallas County Community College Dist. PROJECT: North Lake College, N Campus 1505 South Lamar, Suite 1015 W Sandy Lake Road @ SH 121 Dallas, Texas 75215 PROJECT NO: 87015 REPORT DATE: 2/19/2008 TECHNICIAN: J. Mayo REPORT NO: 018168 Page 4 of 7 CONCRETE FOR: Pavement from the NE entrance at Royal Lane 120' W x 125' N CYLINDER AGE DATE DATE AVG. CYLINDER CYLINDER FRACTURE TOTAL COMPRESSIVE MARK DAYS CAST TESTED DIAMETER, IN. AREA,IN.2 TYPE LOAD, LBS STRENGTH, PSI 018171A 7 1/21/08 1/28/08 4.00 12.57 4 51,110 4,070 0181718 28 1/21/08 2/18/08 4.00 12.57 5 68,400 5,440 018171C 28 1/21/08 2/18/08 4.00 12.57 3 67,630 5,380 0181710 HOLD 1/21/08 HOLD SUPPLIER: Southern Star AVERAGE 28 DAY STRENGTH: 5,410 MIX DESIGN: 000000007725 28 DAY STRENGTH REQUIREMENT: 4,000 ADDITIONAL INFORMATION IF MADE BY KLEIN FELDER: I ACTUAL I SPECIFIED TRUCK NO. : 39 SLUMP: 8.5 TICKET NO. : 1183722 AIR TEMP. : 35 ACCUMULATED YDS : 190 of 350 MIX TEMP.: 68 TIME CAST: 11 : 11 AM AIR CONTENT: 3.4 TIME IN TRUCK: 56 min WATER ADDED (gal): 10 WEATHER: Cloudy with rain UNIT WEIGHT: N/A : FRACTURE TYPES: 1 Reasonably well-formed cones on both ends, less than 1 in. (25 mm) of cracking through caps. 2 Well-formed cone on one end, vertical cracks running through caps, no well-defined cone on other end. 3 Columnar vertical cracking through both ends, no well-formed cones. 4 Diagonal fracture with no cracking through ends; tap with hammer to distinguish from Type 1 . 5 Side fractures at top or bottom (occur commonly with unbonded caps). 6 ~,. . ,T""",<; . nnint..n NOTES: . Compressive strengths determined in accordance with AsTM c39. . Cross-sectional area, diameter and length are standard unless otherwise noted. . Portions of the information contained in this report have been furnished by others. . Cylinders cured in laboratory in accordance with ASTM C31 unless otherwise noted. . Unbonded caps utilized in accordance with ASTM C1231 unless otherwise noted. Because of the violent release of energy stored in pads, the broken cylinder rarely exhibits conical fracture typical of capped cylinders and the sketches of types of fracture in Test Method C39 are not descriptive. . Samples taken in accordance with ASTM C172 where practicable. . When applicable, the following test procedures were used: Slump ASTM C143; Unit WeightASTM C138; Air Content ASTM C173/ C231; Temperature ASTM C1064 Reports to: Starling Richardson Const.; AUn: Eric Stanaland (eps@starlingrichardson.com) KLEINFELDER Starling Richardson Const.; AUn: Andy Munoz (amunoz@starlingrichardson.com) /L;;z:i DCCCD Bond Office; AUn: Brenda Spinelli (brenda.spinelli@dcccd.edu) DCCCD Bond Office; AUn: James Williams Qames.williams@dcccd.edu) DCCCD Bond Office; AUn: Mike Daniels (mike.daniels@dcccd.edu) ?/~'::;oel Peters, P.E. Jacobs; AUn: Andrea Stogner (Andrea.stogner@jacobs.com) Jacobs; AUn: Jennifer Blount (Jennifer.blount@jacobs.com) 1- City of Coppell; AUn: Larry Davis 1- City of Coppell; AUn: Lee Stone The results shown on this report are tor the exclusive use of the client for whom they were obtained and apply only to the samples tested andlor inspected. They are not intended to be indicative of the qualities of apparently identical products. The use of our name must receive prior written approval. Reports must be reproduced in their entirety. K l E I N F E l D E R 2211 Century Center Blvd., Suite 101, Irving, Texas 75062 972-870-0808 Metro 972-953-0398 Fax 972-870-0802 4x8 CONCRETE CYLINDER COMPRESSIVE STRENGTH REPORT TO: Dallas County Community College Dist. PROJECT: North Lake College, N Campus 1505 South Lamar, Suite 1015 W Sandy Lake Road @ SH 121 Dallas, Texas 75215 PROJECT NO: 87015 REPORT DATE: 2/19/2008 TECHNICIAN: J. Mayo REPORT NO: 018168 Page 5 of 7 CONCRETE FOR: Driveway from the NE entrance at Royal Lane 125' W x 50' N CYLINDER AGE DATE DATE AVG. CYLINDER CYLINDER FRACTURE TOTAL COMPRESSIVE MARK DAYS CAST TESTED DIAMETER, IN. AREA IN.2 TYPE LOAD,LBS STRENGTH, PSI 018172A 7 1/21/08 1/28/08 4.00 12.57 2 61,110 4,860 018172B 28 1/21/08 2/18/08 4.00 12.57 3 66,700 5,310 018172C 28 1/21/08 2/18/08 4.00 12.57 5 70,420 5,600 0181720 HOLD 1/21/08 HOLD SUPPLIER: Southern Star AVERAGE 28 DAY STRENGTH: 5,455 MIX DESIGN: 000000007725 28 DAY STRENGTH REQUIREMENT: 4,000 ADDITIONAL INFORMATION IF MADE BY KLEIN FELDER: ACTUAL I SPECIFIED TRUCK NO. : 5019 SLUMP: 8.25 TICKET NO. : 1183811 AIR TEMP. : 40 ACCUMULATED YDS: 240 of 350 MIX TEMP.: 71 TIME CAST: 11:32AM AIR CONTENT: 3.7 TIME IN TRUCK: 37 min WATER ADDED (gal) : 10 WEATHER: Cloudy with rain UNIT WEIGHT: N/A : FRACTURE TYPES: 1 Reasonably well-formed cones on both ends. less than 1 in. (25 mm) of cracking through caps. 2 Well-formed cone on one end, vertical cracks running through caps, no well-defined cone on other end. 3 Columnar vertical cracking through both ends, no well-formed cones. 4 Diagonal fracture with no cracking through ends; tap with hammer to distinguish from Type 1. 5 Side fractures at top or bottom (occur commonly with unbonded caps). 6 hilt Anti NOTES: . Compressive strengths determined in accordance with ASTM C39. . Cross-sectional area, diameter and length are standard unless otherwise noted. . Portions of the information contained in this report have been furnished by others. . Cylinders cured in laboratory in accordance with ASTM C31 unless otherwise noted. . Unbonded caps utilized in accordance with ASTM C 1231 unless otherwise noted. Because of the violent release of energy stored in pads, the broken cylinder rarely exhibits conical fracture typical of capped cylinders and the sketches of types of fracture in Test Method C39 are not descriptive. . Samples taken in accordance with ASTM C172 where practicable. . When applicable, the following test procedures were used: Slump ASTM C143; Unit WeightASTM C138; Air Content ASTM C173 / C231; Temperature ASTM C1064 Reports to: Starling Richardson Const.; Attn: Eric Stanaland (eps@starlingrichardson.com) KLEINFELDER Starling Richardson Const.; Attn: Andy Munoz (amunoz@starlingrichardson.com) /L~ DCCCD Bond Office; AUn: Brenda Spinelli (brenda.spinelli@dcccd.edu) DCCCD Bond Office; Attn: James Williams (james.williams@dcccd.edu) DCCCD Bond Office; AUn: Mike Daniels (mike.daniels@dcccd.edu) ~oel Peters, P.E. Jacobs; Attn: Andrea Stogner (Andrea.stogner@jacobs.com) Jacobs; Attn: Jennifer Blount (Jennifer.blount@jacobs.com) 1- City of Coppell; Attn: Larry Davis 1- City of Coppell; AUn: Lee Stone The results shown on this report are for the exclusive use of the client for whom they were obtained and apply only to the sampies tested and/or inspected. They are not intended to be indicative of the qualities of apparently identical products. The use of our name must receive prior written approval. Reports must be reproduced in their entirety. K L E I N F E L D E R 2211 Century Center Blvd., Suite 101, Irving, Texas 75062 972-870-0808 Metro 972-953-0398 Fax 972-870-0802 4x8 CONCRETE CYLINDER COMPRESSIVE STRENGTH REPORT TO: Dallas County Community College Dist. PROJECT: North Lake College, N Campus 1505 South Lamar, Suite 1015 W Sandy Lake Road @ SH 121 Dallas, Texas 75215 PROJECT NO: 87015 REPORT DATE: 2/19/2008 TECHNICIAN: J. Mayo REPORT NO: 018168 Page 6 of 7 CONCRETE FOR: Driveway from the NE entrance at Royal Lane 125' W x 80' N CYLINDER AGE DATE DATE AVG. CYLINDER CYLINDER FRACTURE TOTAL COMPRESSIVE MARK DAYS CAST TESTED DIAMETER, IN. AREA,IN.2 TYPE LOAD, LBS STRENGTH, PSI 018173A 7 1/21/08 1/28/08 4.00 12.57 3 56,580 4,500 018173B 28 1/21/08 2/18/08 4.00 12.57 3 71,310 5,670 018173C 28 1/21/08 2/18/08 4.00 12.57 5 69,420 5,520 0181730 HOLD 1/21/08 HOLD SUPPLIER: Southern Star AVERAGE 28 DAY STRENGTH: 5,595 MIX DESIGN: DOOOOOOO7725 28 DAY STRENGTH REQUIREMENT: 4,000 ADDITIONAL INFORMATION IF MADE BY KLEINFELDER: ACTUAL SPECIFIED I TRUCK NO. : 1099 SLUMP: 7.75 TICKET NO. : 1183876 AIR TEMP. : 40 ACCUMULATED YDS: 300 of 350 MIX TEMP.: 69 TIME CAST: 12:19 PM AIR CONTENT: 3.2 TIME IN TRUCK: 49 min WATER ADDED (gal) : 5 WEATHER: Cloudy with rain UNIT WEIGHT: N/A : FRACTURE TYPES: 1 Reasonably well-fonned cones on both ends, less than 1 in. (25 mm) of cracking through caps. 2 Well-formed cone on one end, vertical cracks running through caps, no well-defined cone on other end. 3 Columnar vertical cracking through both ends, no well-formed cones. 4 Diagonal fracture with no cracking through ends; tap with hammer to distinguish from Type 1. 5 Side fractures at top or bottom (occur commonly with unbonded caps). 6 !':imil..r In Tv",," !i NOTES: I Compressive strengths determined in accordance with ASTM C39. I Cross-sectional area, diameter and length are standard unless otherwise noted, - Portions of the information contained in this report have been furnished by others, - Cylinders cured in laboratory in accordance with ASTM C31 unless otherwise noted. . Unbonded caps utilized in accordance with ASTM C 1231 unless otherwise noted. Because of the violent release of energy stored in pads, the broken cylinder rarely exhibits conical fracture typical of capped cylinders and the sketches of types of fracture in Test Method C39 are not descriptive, . Samples taken in accordance with ASTM C172 where practicable. . When applicable, the following test procedures were used: Slump ASTM C143; Unit Weight ASTM C138; Air Content ASTM C173 / C231: Temperature ASTM C1064 Reports to: Starling Richardson Const.; Attn: Eric Stanaland (eps@starlingrichardson.com) /L :;ZER Starling Richardson Const.; AUn: Andy Munoz (amunoz@starlingrichardson.com) DCCCD Bond Office; Attn: Brenda Spinelli (brenda.spinelli@dcccd.edu) DCCCD Bond Office; Attn: James Williams (james.williams@dcccd.edu) DCCCD Bond Office; Attn: Mike Daniels (mike.daniels@dcccd.edu) ~rdOel Peters, P.E. Jacobs; Attn: Andrea Stogner (Andrea.stogner@jacobs.com) Jacobs; Attn: Jennifer Blount (Jennifer.blount@jacobs.com) 1- City of Coppell; Attn: Larry Davis 1- City of Coppell; Attn: Lee Stone The results shown on this report are for the exclusive use of the client for whom they were obtained and apply only to the sampies tested and/or inspected. They are not intended to be Indicative of the qualities of apparently Identical products, The use of our name must receive prior written approval. Reports must be reproduced in their entirety. K L E I N F E L D E R 2211 Century Center Blvd., Suite 101, Irving, Texas 75062 972-870-0808 Metro 972-953-0398 Fax 972-870-0802 4x8 CONCRETE CYLINDER COMPRESSIVE STRENGTH REPORT TO: Dallas County Community College Dist. PROJECT: North Lake College, N Campus 1505 South Lamar, Suite 1015 W Sandy Lake Road @ SH 121 Dallas, Texas 75215 PROJECT NO: 87015 REPORT DATE: 2/19/2008 TECHNICIAN: J. Mayo REPORT NO: 018168 Page 7 of 7 CONCRETE FOR: Driveway from the NE entrance at Royal Lane 70' W x 60' N CYLINDER AGE DATE DATE AVG. CYLINDER CYLINDER FRACTURE TOTAL COMPRESSIVE MARK DAYS CAST TESTED DIAMETER, IN. AREA, IN.2 TYPE LOAD, LBS STRENGTH, PSI 018174A 7 1/21/08 1/28/08 4.00 12.57 3 52,070 4,140 0181748 28 1/21/08 2/18/08 4.00 12.57 5 69,680 5,540 018174C 28 1/21/08 2/18/08 4.00 12.57 5 72,750 5,790 0181740 HOLD 1/21/08 HOLD SUPPLIER: Southern Star AVERAGE 28 DAY STRENGTH: 5,665 MIX DESIGN: 000000007725 28 DAY STRENGTH REQUIREMENT: 4,000 ADDITIONAL INFORMATION IF MADE BY KLEIN FELDER: I ACTUAL SPECIFIED I TRUCK NO. : 5019 SLUMP: 9.5 TICKET NO. : 1183945 AIR TEMP. : 40 ACCUMULATED YDS : 350 of 350 MIX TEMP. : 68 TIME CAST: 1 :22 PM AIR CONTENT: 3.4 TIME IN TRUCK: 57 min WATER ADDED (gal) : 10 WEATHER: Cloudy with rain UNIT WEIGHT: N/A : FRACTURE TYPES: 1 Reasonably well-formed cones on both ends, less than 1 in. (25 mm) of cracking through caps. 2 Well-formed cone on one end, vertical cracks running through caps, no well-defined cone on other end. 3 Columnar vertical cracking through both ends, no well-formed cones. 4 Diagonal fracture with no cracking through ends; tap with hammer to distinguish from Type 1. 5 Side fractures at top or bottom (occur commonly with un bonded caps). R . . - ~ . nn;n'..n NOTES: . Compressive strengths detenmined in accordance with ASTM C39. . Cross-sectional area, diameter and length are standard unless otherwise noted. . Portions of the information contained in this report have been furnished by others. . Cylinders cured in laboratory in accordance with ASTM C31 unless otherwise noted. . Unbonded caps utilized in accordance with ASTM C 1231 unless otherwise noted. Because of the violent release of energy stored in pads, the broken cylinder rarely exhibits conical fracture typical of capped cylinders and the sketches of types of fracture in Test Method C39 are not descriptive. . Samples taken in accordance with ASTM C172 where practicable. . When applicable, the following test procedures were used: Slump ASTM C143; Unit Weight ASTM C138; Air Content ASTM C173 I C231; Temperature ASTM C1064 Reports to: Starling Richardson Const.; AUn: Eric Stanaland (eps@starlingrichardson.com) /L ;?lOER Starling Richardson Const.; AUn: Andy Munoz (amunoz@starlingrichardson.com) OCCCO Bond Office; AUn: Brenda Spinelli (brenda.spinelli@dcccd.edu) OCCCD Bond Office; Attn: James Williams Games.williams@dcccd.edu) DCCCD Bond Office; Attn: Mike Daniels (mike.daniels@dcccd.edu) t?"~""""JOel Peters, P.E. Jacobs; Attn: Andrea Stogner (Andrea.stogner@jacobs.com) Jacobs; AUn: Jennifer Blount (Jennifer.blount@jacobs.com) 1- City of Coppell; Attn: Larry Davis 1- City of Coppell; Attn: Lee Stone The results shown on this report are {or the exclusive use o{ the client {or whom they were obtained and apply only to the samples tested andlor inspected. They are not intended to be indicative of the qualities of apparently identical products. The use of our name must receive prior written approval. Reports must be reproduced in their entirety.