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ST9802-SP0102198WRIGHT CONSTRUCTION C O M PA NY DATE: OCTOBER 16 1998 PROJECT TITLE: DRAINAGE AND PAVING IMPROVEMENTS SOUTHWESTERN DRIVE FREEPORT PARKWAY AND FROM FRITZ ROAD TO GRAPEVINE CREEK CONTRACT IDENTIFICATION: SITE UTILITIES CONTRACTOR: WRIGHT CONSTRUCTION CO I NC. SUPPLIER: REDI - MIX CONCRETE MANUFACTURER REDI - MIX CONCRETE PRODUCT: 3000 PSI CONCRETE MIX DESIGN A DULY AUTHORIZED REPRESENTATIVE OF lSIUNATUItF:, W �rG l fT C�N Ca. ��n 4 L • (CONTRACTOR) DO HEREBY CERTIFY THAT CONTR CTA OR HAS FIE! D VERIFIED DIMENSIONAL ACCURACIES RELATED TO THIS SUBMITTAt_ o AND FURTHER CERTIFY THAT CONTRACTOR HAS MADE A /O. _99 PROPER EFFORT TO ASSURE THAT THERE ARE NO EXCEP• s TIONS TO THE CONTRACT REQUIREMENTS (UNLESS c FECIFI- CALLY IDENTIFIED IN ATTACHED LETTER DATED SUBMITTAL DATE 1 (j — t & _ C Wright Construction Co., Inc. 601 W. Wall 4 Grapevine, TX 76051 4 Metro (81.7) 481 -2594 ­0 cv: to VAA MDI ~ MLd% CLMN T_ WRIGHT CONSTRUCTION October 16, 1998 PROJECT: GATEWAY BUSINESS PARK / COPPELL MIX SPECIFICATIONS: MIX DESIGN NO. 723 APPLICATION: HEADWALL REQUIRED STRENGTH 3000 PSI PLACEMENT SLUMP 3 — S INCH W/C RATIO 0.50 LB /LB AIR CONTENT 3-6% MAXIMUM TEMPERATURE 100 DEGREES F MATERIALS ASTM STANDARDS WEIGHTS SSD VOLUMI CEMENT ASTM C15o TYPE I/II 470 2.39 FLYASH ASTM 0618 CLASS C 000 0.00 COARSE AGG. ASTM C33 SIZE NO. 57 COARSE AGG. ASTM C33 SIZE NO. 1850 11.06 LIGHTWEIGHT ASTM C330 000 FINE AGG. ASTM C33 FINE AGG ASTM C33 1383 8.43 ADMIXTURE ASTM C494 TYPE A ADMIXTURE ASTM C494 TYPE D 00.0 ADMIXTURE ASTM 0494 TYPE F 00.0 ADMIXTURE ASTM C260 00.0 1.70 1.35 WATER 235 3.77 27.00 ASTM C94 STANDARD SPECIFICATIONS FOR READY -MIXED CONCRETE STATES AS FOLLOWS: "WHEN TAE CONCRETE STRENGTH IS USED AS A BASIS FOR ACCEPTANCE, THE SHALL BE ENTITLED TO COPIES OF TEST REPORTS... MANUFACTURER THE WDIS' MANUF IDUAL WHO SAMPLES AND TESTS CONCRETE MUST BE CERTIFIED ACI LEVEL L " ADDITIONAL WATER ADDED IN EXCESS OF SPECIFIED SLUMP IS AT CUSTOMERS RISK! GARY L. ERRON TECHNI SERVICES MANAGER Q02 RED[ -MIX, Inc. GENERAL OFFICE/ 1445 MacArthur Drive. Suite 136, Carrollton. Texas 75007 PHONE: (972) 242 -4550 FAX: (972) 323 -0759 -.1V 1 1 ' 1 REDI -MIX, INC, 1445 MacARTHUR DRIVE, SUITE 136 CARROLLTON, TX 75007 (972) 242 -4550 Frequency Distribution Analysis 28 Day Compressive Strength Mix: 723 F'c: 3000 psi 10/07/98 MIX DESCRIPTION 723 ---- - - - - -- - -- - 3000 psi ---- - - - - -- 4/30/97 Description 5 SACK /AEA Source MULTI -PLANT Sample Sample Slump Air Cont Con Tmp 7 day Comp 28 day 7/28 ID Date in t de F g �' Comp Ratio -------- ------------------------- psi Psi 53967 5/ 4/98 4.50 - - - - 4.9 -- 80 2440 54137 5/ 6/98 5.00 5.9 2600 3390 0.72 54172 5/ 6/98 5.50 > 6 81 3300 0.79 54898 5/14/98 5.25 > 4.8 68 2580 3350 Q.77 44639 5/18/98 4.50 4.2 85 2310 2980 0.80 55319 5/20/98 4.75 4.8 65 3090 4115 0.75 58055 6/ 2/98 6.00 > 4.2 89 3320 4055 0.82 412921 6/ 5/98 2.00 < 4. 8 79 2450 3425 0. 58139 6/ 6/58 5.00 4.1 92 384E 4720 0.81 58710 6/14/98 5.00 5.0 92 Q 272 n50 3375 0.81 ------------ - - - - -- --------------- -------------- 2 3375 0.79 59464 6/24/96 4.50 3.6 69 ------ - - - 2790 - -- - - - - -- - 0.76 414309 6/26/98 4.00 5 87 3665 J.76 57901 6/30/98 6.00 > 4.1 91 2440 3115 0,76 414457 7/ 1/98 . 200 < q g 82 =550 3470 0.73 414859 7/ 8/98 2.00 < 5.2 y 81 2770 3175 0.87 415121 7/10/98 4.00 4.6 88 3020 3565 0.85 415218 7/14/96 3.00 2610 3045 0.9415218 58879 7/16/98 5.50 > 4.5 81 2916 3235 0.90 58888 7 /16!98 5.50 > 4.5 92 90 2270 3100 0.73 415584 7/20/98 4.00 5.1 83 2336 3LU5 0.73 ---------- ----------------------------- 2840 3465 0.62 59265 7/22/98 5.00 3.4 92 ----------------- ---- - -- --- 59659 7/28/98 5.25 > 3.3 87 2560 3360 0.77 50124 8/ 3/98 4.75 3.7 93 2660 3395 0.78 4!6692 8/ 4%96 2.25 < 5.2 =76Q 3480 0.79 416765 8/ 5/96 4.00 4.6 85 2380 3435 0.69 416968 8/ 7%98 3.00 5.6 86 3130 3835 0.82 417104 8/11/98 2.50 < 4.8 q 82 3130 3790 0.83 417224 8/12/98 2.50 < B5 3360 3965 0.65 917476 8/14/98 2.50 < 4.9 84 2860 3575 0.60 51240 8i 1si'98 3.75 5.0 2670 3965 0.77 98 2730 3505 0.76 �' • 1 Q03 e. 2 Frequency Distribution: 28 Day Compressive Strength Sample Sample Slump Air Cont con z�p 7 day c»n� 28 day 7/28 zo Date in comp Ratio »~~=~�deg �r psi p =~=�~~��*�� -----------_--------------_-----_-----------------_---------- �cuo� ------_-_-----_-_---------------------------------------------------- Avera g e ----------------- ---_____________________________________________� o _ 30 30 ]o 30 30 �---- Standard Deviati --_-- 27683 4970.79 Ran g e ----------------- _ - _ --- ----------------------------------------- ----- 1.26 0,7 5 3*8 363 _ 0.05 2'00 < 3'3 79 2270 2900 0.69 Coefficient of V 6.VO � --- ------------------------------------ �.0 ----- 90 ------ 3840 4720 u' 3I,00 13,91 5.50 I2'59 10,39 6.65 e. 2