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RC Townhomes-LR050429ACTE MACTEC Engineering and Consulting 2200 Gravel Drive Fort Worth, Texas 76118-7123 Tel: 817-284-7755® Fax: 817-589-1420 REPORT OF CONCRETE COMPRESSIVE STRENGTH CLIENT: J.R. ROSE DEVELOPMENT 410 SPINNAKER DR. ALLEN, TX 75013 PAGE 1 OF 5 PROJECT: SERVICES: Sample concrete at location of placement, perform required field tests, prepare and test concrete compressive strength specimens. PROJECT NO.: 9023912 REPORT NO.: 502077 DATE OF SERVICE: 4/01/2005 AUTHORIZATION: REPORT DATE: 4/29/2005 1001 TT Report Of Tests Continued On Page 2 4/08/2005 4/08/2005 3~2005 / /2005 Brian Kasten CYLINDER MARKED DATE SET NO. TESTED REPORT OF TESTS CONCRETE COMPRESSIVE STRENGTH - 6 X 12 CYLINDERS MAXIMUM C OMPRE S S~..~I~.%~L~'~____...._ AGE DIAMETER AREA LOAD ~ (days) (in.) (sq.in.) (lbs. force) ~ FRA~I~E TYPE 7 6.00 28.27 1240B~ ~g439~ 6.00 2 .27 5,70/f5 0 28 6.00 28.27 16091~/ 569~ CONE Started: 06:00AM Stopped: 01:00PM REMARKS SLUMP: 3" METHOD OF TEST SAMPLING: ASTM C172 MOLDING & CURING: ASTM C31 SLUMP: ASTM C143 TEMPERATURE: ASTM C1064 AIR CONTENT: ASTM C231 UNIT WEIGHT: ASTM C138 CAPPING/PADS: ASTM C1231 TESTING: ASTM C39 ~J~j~DATA CONTRACTOR: LrNDERGROLTND UTILITIES ~ ~ ~ V ~LASS OF CONCRETE: 7724 CONCRETESUPPL~R: SOUTHERN STAR - ~ [ ~ ~ATE OF PLACEMENT: 4/01/2005 PLANT: 27 ,X~ ~ I ~ ~4ESAMPLED: 07:15AM BY: Brian Kasten SPECIFICATION REQUIREMENTS ~ ~ ~ ~ TEMPERATURE (DegF) - AIR:63 CONCRETE: 66 STRENGTH: 3600psi @ 28 DAYSAm: N~ / / ~ ~ MEASURE~SLIJMP(in.):TRUCKNO' 931 3.50 TICKETNO: 773520 i/r/m AIR CONTENT(%): 5% UNIT WEIGHT(pcD: 144 . 4 I I I LOCATION OF PLACEMENT: PAVING BETHEL SCHOOL ~ STA 8+50. MACTEq ~ ENGINEERING AND CON SUL~N J.R. ROSE DEVELOPMENT PROJECT NO. 9023912 DATE OF SERVICE: 4/01/2005 REPORT NO. 502077 PAGE 2 OF 5 SET NO. 2 REPORT OF CONCRETE COMPRESSIVE STRENGTH (Continued) CONTRACTOR: UNDERGROUND UTILITIES CONCRETE SUPPLIER: SOUTHERN STAR PLANT: 27 SPECIFICATION REQUIREMENTS STRENGTH: 3600pSl @ 28 DAYS SLUMP: 3" AIR: NA METHOD OF TEST SAMPLING: ASTM C172 MOLDING & CURING: ASTM C31 SLUMP: ASTM C143 TEMPERATURE: ASTM C1064 AIR CONTENT: ASTM C231 UNIT'WEIGHT: ASTM C138 CAPPING/PADS: ASTM C1231 TESTING: ASTM C39 CYLINDER MARKED DATE SET NO. TESTED PROJECT DATA CLASS OF CONCRETE: 7724 DATE OF PLACEMENT: 4/01/2005 TIME SAMPLED: 08:05AM BY: Brian Kasten TEMPERATURE(DegF)-AIR:64 CONCRETE: 67 THUCKNO: 1015 TICKETNO: 773527 MEASURED SLUMP (in.): 2 . 50 AIR CONTENT(%): 5% UNIT WEIGHT(pcf): LOCATION OF PLACEMENT: PAVING BETHEL SCHOOL @ STA 7+75. REPORT OF TESTS CONCRETE COMPRESSIVE STRENGTH - 6 X 12 CYLINDERS MAXIMUM COMPRESSIVE AGE DIAMETER AREA LOAD STRENGTH (days) (in.) (sq.iu.) (lbs. force) (psi) FRACTURE TYPE 147.3 REMARKS 2 1 4/08/2005 7 6.00 28.27 133460 4720 CONE 2 2 4/08/2005 7 6.00 28.27 137590 4870 CONE 2 3 4/29/2005 28 6.00 28.27 164160 /.5~ 2 4 4/29/2005 28 6.00 28.27 17428~ 6160 CON~ Technician: Brian Kasten Started: 06:00AM Stopped: 01:00PM Report Of Tests Continued On Page 3 MACTEC ~ ENGINEERING AND (~ON SULTING J.R. ROSE DEVELOPMENT PROJECT NO. 9023912 DATE OF SERVICE: 4/01/2005 REPORT NO. 502077 PAGE 3 OF 5 SET NO. 3 REPORT OF CONCRETE COMPRESSIVE STRENGTH (Continued) CONTRACTOR: UNDERGROUND UTILITIES CONCRETE SUPPLIER: SOUTHERN STAR PLANT: 27 SPECIFICATION REQUIREMENTS STRENGTH: 3600psi @ 28 DAYS SLUMP: 3" AIR: NA METHOD OF TEST SAMPLING: MOLDING & CURING: SLUMP: TEMPERATURE: AIR CONTENT: UNIT WEIGHT: CAPPING/PADS: TESTING: ASTM C172 ASTM C31 ASTM C143 ASTM C1064 ASTM C231 ASTM C138 ASTM C1231 ASTM C39 CYLINDER MARKED DATE 'SET NO. TESTED PROJECT DATA CLASS OF CONCRETE: 7724 DATE OF PLACEMENT: 4/01/2005 TIME SAMPLED: 09:15AM BY: Brian Kasten TEMPERATURE (I)egl9 - AIR:64 CONCRETE: 66 TRUCKNO: 1015 TICKETNO: 773536 MEASURED SLUMP (in.): 2 . 50 AIR CONTENT(%): 4 . 7% UNIT WEIGHT(pcf): LOCATION OF PLACEMENT: PAVING BETHEL SCHOOL @ STA 6+50. REPORT OF TESTS CONCRETE COMPRESSIVE STRENGTH - 6 X 12 CYLINDERS MAXIMUM COMPRESSIVE AGE DIAMETER AREA LOAD STRENGTH (days) (in.) (sq.in.) (1~. force) (psi) FRACTURE TYPE 145.2 REMARKS 3 1 4/08/2005 7 6.00 28.27 3 2 4/08/2005 7 6.00 28.27 3 3 4/29/2005 28 6.00 28.27 3 4 4/29/2008 28 6.00 28.27 129480 458~E 127270 164000 J5800/CONE 169520~ CONE Technician: Brian Kasten Started: 06: 00AM Stopped: 01: 00PM Report Of Tests Continued On Page 4 MACTEC ~ EI~GINEERING AND CONSULTING J.R. ROSE DEVELOPMENT PROJECT NO. 9023912 DATE OFSERVICE: 4/01/2005 REPORT NO. 502077 PAGE 4 OF 5 SET NO. 4 REPORT OF CONCRETE COMPRESSIVE STRENGTH (Cont ~nued) CONTRACTOR: UNDERGROUND UTILITIES CONCRETE SUPPLIER: SOUTHERN STAR PLANT: 27 SPECIFICATION REQUIREMENTS STRENGTH: 3600psi @ 28 DAYS SLUMP: 3" AIR: NA METHOD OF TEST SAMPLING: MOLDING & CURING: SLUMP: TEMPERATURE: AIR CONTENT: UNIT WEIGHT: CAPPING/PADS: TESTING: ASTM C172 ASTM C31 ASTM C143 ASTM C1064 ASTM C231 ASTM C138 ASTM C1231 ASTM C39 CYLINDER MARKED DATE SET NO. TESTED PROJECT DATA CLASS OF CONCRETE: 7724 DATE OF PLACEMENT: 4/01/2005 TIMESAMPLED: 10:10AM BY: Brian Kasten TEMPERATURE (DegF) - AIR: 61 CONCRETE: 65 TEUCKNO: 1020 TICKETNO: 773548 MEASURED SLUMP (in.): 3 . 00 AIR CONTENT(%): 5.2 % UNIT WEIGHT(pci): LOCATION OF PLACEMENT: PAVING BETHEL SCHOOL @ STA 5+00. REPORT OF TESTS CONCRETE COMPRESSIVE STRENGTH - 6 X 12 CYLINDERS MAXIMUM COMPRESSIVE AGE DIAMETER AREA LOAD STRENGTH (daysI (in.) (sq.in.) (11~. Iorce) (psi) FRACTURE TYPE 145.2 REMARKS 4/08/2005 7 6.00 28.27 123600 4370 CONE 4/08/2005 7 6.00 28.27 121870 4~ 4/29/2005 28 6.00 28.27 154180/~50 4/29/2005 28 6.00 28.27 158330~ / 5600 ~ONE Technician: Brian Kasten Started: 06:00AM Stopped: 01:00PM Report Of Tests Continued On Page 5 MACTEC J.R. ROSE DEVELOPMENT PROJECT NO. 9023912 DATE OF SERVICE: 4/01/2005 REPORT NO. 502077 PAGE S OF 5 SET NO. 5 REPORT OF CONCRETE COMPRESSIVE STRENGTH ( Cont i nued) CONTRACTOR: UNDERGROUND UTILITIES CONCRETE SUPPLIER: SOUTHERN STAR PLANT: 27 SPECIFICATION REQUirEMENTS STRENGTH: 3600psi ~ 28 DAYS SLUMP: 3" AIR: NA METHOD OF TEST SAMPLING: ASTM C172 MOLDING&CURING: ASTM C31 SLUMP: ASTM C143 TEMPERATURE: ASTM C1064 AIR CONTENT: ASTM C231 UNIT WEIGHT: ASTM C138 CAPP~G/PADS: ASTM C1231 TESTING: ASTM C39 CYLINDER MARKED DATE SET NO. TESTED PROJECT DATA CLASS OF CONCRETE: 7724 DATE OF PLACEMENT: 4/01/2005 TIME SAMPLED: 11: 20AM BY: Brian Kasten TEMPERATURE (DegF) - A~:64 CONCRETE: 67 TRUCKNO: 1827 TICKETNO: 73555 MEASURED SLUMP (in.): 3 . 00 AIR CONTENT(%): 5.1% UNIT WEIGHT(pcf): LOCATION OF PLACEMENT: PAVING BETHEL SCHOOL @ STA 3+00. REPORT OF TESTS CONCRETE COMPRESSIVE STRENGTH - 6 X 12 CYLINDERS MAXIMUM COMPRESSIVE AGE DIAMETER AREA LOAD STRENGTH (days) (in.) (sq.in.) (lbs. force) (psi) FRACTURE TYPE 145.2 REMARKS 5 1 4/08/2005 7 6.00 28.27 5 2 4/08/2005 7 6.00 28.27 5 3 4/29/2005 28 6.00 28.27 5 4 4/29/2005 28 6.00 28.27 122890 4350 CONE 125210 ~ 158730/yo coV 15516~E Technician: Brian Kasten Started: 06:00AM Stopped: 01:00PM Report Distribution: (I)J R ROSE DEVELOPMENT (1) CITY OF COPPELL ENGINEERING DP Ill MARGARET GOFFffOWNHOMES ALLEN Tim Begole, CET.