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Verizon-LR 990203CONCRF. TE COMPRESSIVE STRENGTH TEST Date of Service: 12/0811998 Client No.: 086440~ Client: The Beck Group Attn: Gillett Berger 1700 Pacific Ave., Suite 3800 Dallas TX 75201-4619 8901 Carpe~er Frwy., Suite #100 Dallas, Texas 75247 Report No.: 9833081 Project No.: 43-2333-98 Report Date 02/0311999 Project: GTE Shared Services Coppell Road & Corporate Drive Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required field test and cast compressive strength samples. co~r~'~C'TOR: BECK CONCRg'rg SU~PLmm TXI PLANT: 41 SPECnqCATION ~QU~ STgY. NOTa: 4000 psi @ 28 Days SLOM~: 6.0" Max AIR: 3-5% ~ MgTItOD: ASTM C- 143 ASTM C- 172 ASTM C-39 SAMPLE LOCATION: See below PROJECT DATA CONCP. ZTg CLASS: 8205 PLACEMENT DATE: 12/08/1998 BATCH Tam: 5:06am TIMgSAMPLED: 5:45am BY: Mike Odom WEATItgR CoN~moNs: TgMI~atATURg (F) - AIR T~UCKNO: 450 AIR CONTENT (%): 6.8 PLACEMENT LOCATION: Cloudy 42 F CONCRgTg: 67 TICKET NO: 1195035 uNrr wzloax (pc0: N/A Paving slab-on-grade #2, west side of quadrant REPORT OF TESTS CYLINDER MEASURED MAXIMUM MARKED SLUMP DATE AGE LOAD SET NO. (Inches) TF,$TED (days) Obs. force) I 1 4.25 12/15/1998 7 93460 1 2 4.25 12/15/1998 7 94090 Average I 3 4.25 01/05/1999 28 117820 1 4 4.25 01/05/1999 28 106860 Average 1 5 4.25 02/02/1999 56 151790 ACCUMULATIVEYARDS: 550 COM~RESSIVg STRgNGTH Cpsl) 3300 3330 3320 4170 3780 3980 5370 FRACTURE TYPE Sample location: 50' N & 20' E from NW corner paving placement #2. 0ILL This repotx is exclusively for the usc of the client indicated above and shall not be reproduced except in full without thc written approval of HBC Engineering, Inc. Page 1 of 5 CONCRETE COMPRESSIVE ST NGTH TEST Date of Service: 12/08/1998 Client No.: 08644025 Report No.: 9833081 Project No,: 43-2333-98 ~901 Carpenter grwy., Sult~ #100 D~m, Tex~ 7S247 Report Date 02/03/1999 Client: The Beck Group Project: Attn: Gillett Berger 1700 Pacific Ave., Suite 3800 Dallas TX 75201-4619 GTE Shared Services Coppell Road & Corporate Drive Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required field test and cast compressive strength samples. PROJECT DATA cowmncrom BECK CONCa~r~ c~_ss: 8205 CONCRETE SUPPLi~R: TXI P~C~ On~: 1~08/1998 BATCH X~: 6:18am P~: 41 ~S~LED: 7:~ BY: Mike ~om S~Cm~ON ~U~~ ~RCO~mONS: Pa~y cloudy ~~: ~ psi ~ 28 Days ~~~(~.nm 43 g co~c~: 67 ~ SL~: 6.0" Max xguc~o: 466 ~c~ ~o: 1195083 ~m 3-5% ~m co~ (%): 6.6 u~ ~Ia~ (~ N/A ~ ~oo: AS~ C- 143 v~c~ ~cATio~: Sce page 1 ASTM C- 172 ASTM C-39 See below SAMPLE LOCATION: REPORT OF TESTS ACCUVan,ATIVE YARDS: 550 CYLINDER MEASURED MAXIMUM COMPRESSIVE MARKED SLUMP DATE AGE LOAD STRENGTH FRACTURE SET NO. (inch~s) TESTED (days) (lbs. force) (psi) TYPE 2 1 5.50 12/15/1998 7 86470 3060 2 2 5.50 12/15/1998 7 87100 3080 Average 3070 2 3 5.50 01/05/1999 28 121370 4290 2 4 5.50 01/05/1999 28 116490 4120 Average 4210 2 5 5.50 02/02/1999 56 130~30 4610 Sample location: NW driveway, 80' E from NW corner paving placement #1. 0ILL 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 HBC Engineering, Inc. Page 2 of 5 CONCRETE COMPRESSIVE STRENGTH TEST Date of Service: 12/08/1998 Client No.: 08644025 Report No.: 9833081 Project No.: 43-2333-98 S901 Catl~nttr 1~'~. Suite #100 Dallas, Texas 75247 Report Date 02/03/1999 Client: The Beck Group Attn: Oillett Berger 1700 Pacific Ave., Suite 3800 Dallas TX 75201-4619 Project: GTE Shared Services Coppell Road & Corporate Drive Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required field test and cast compressive strength samples. COt~'TRnCTOR: BECK CONCRETE SUPPLIER: TXI PLA~: 41 SPZCn~CATION ltEOUm~MEt~rs s~o~: ~ psi ~ 28 Days sc~: 6.0" M~ · m: 3-5% ~ ~o~: ASTM C- 143 ASTM C-172 ASTM C-39 SAMPLE LOCATION: PROJECT DATA coNcaET~ crass: 8205 PLACEMENT DATE: 12/08/1998 BATCH T~m: 7:57am TIME SAMPLED: 8:50am BY: Mike Odom w~Tmmcon~mo~: Partly cloudy TEM~'~.RnT~Jm~. fi). am 43 r CONCh: 71 F TaVCK~O: 463 ~C~NO: 1195207 Am co~ (~): 6.7 ~ ~ (~ N/A P~C~ ~CA~ON: See ~ge I REPORT OF TESTS ACCUm Tiv YARDS: CYLINDER MEASURED MAXIMUM COMPRESSIVE MARKED SLUMP DATE AGE LOAD STRENGTH SET NO. (inches) TESTED (days) (ll~. force) (psi) 3 1 6.00 12/15/1998 7 83310 2950 3 2 6.00 12/15/1998 7 82140 2900 Average 2930 3 3 6.00 01/05/1999 28 116620 4120 3 4 6.00 01/05/1999 28 109680 3880 Average 4000 3 5 6.00 02/02/1999 56 128220 4530 Sample location: Along Building Line 7, 175' W from centerline W fire lane. 0ILL This repo~ is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of HBC Engineering, Inc. Page 3 of 5 CONCRETE COMPRESSIVE STRENGTH TEST' Date of Service: 12/08/1998 Report No.: Client No.: 08644025 Project No.: Client: The Beck Group Project: Attn: Gillett Berger 1700 Pacific Ave., Suite 3800 Dallas TX 75201-4619 8901 Carpeat~r Fr~., Suit~ #100 Dallas, Texas 75247 9833081 Report Date 02/03/1999 43-2333-98 GTE Shared Services Coppell Road & Corporate Drive Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required field test and cast compressive strength samples. co~rr~,croa: BECK CONCRETE SUPPLIER: TXI rLA~T: 41 Sr~CU~CA~O~ ~.Qomm~wrs STR~OTH: 4000 psi @ 28 Days SLVM~: 6.0" Max Am: 3-5% ~ Mg'mOO: ASTM C- 143 ASTM C-172 ASTM C-39 SAMPLE LOCATION: See below PROJECT DATA CONC~"r~ CLASS: 8205 PLACEMI2qT DATE: 12/08/1998 BATCH TM: 8:59am TIME SAMPLED: 9:50am BY: Mike Odom WKATI~R CONDITIONS: TEMPERATURE (F) - AIR TRUCK NO: 454 Am CO~T~rr ¢~): 6.4 PLACEMENT LOCATION: See page 1 Fair 47 r CONCRETg: 71 r TIcker No: 1195296 um'r w~o~-rr (po'): N/A CYLINDER MEASURED MARKED SLUMP SET NO. (inch.) 4 I 6.50 4 2 6.50 4 3 6.50 4 4 6.50 4 5 6.50 SamDie location: Along REPORT OF TESTS ACCUMt TIW VAt. DS: MAXIMUM COMPRESSIVE DATE AGE LOAD STRENGTH TESTED (days) (lb~. fore) (psi) 12/15/1998 7 70470 2490 12/15/1998 7 70150 2480 Average 2490 01/05/1999 28 100180 3540 01/05/1999 28 91290 3230 Average 3390 02/02/1999 56 134790 4770 Building Line 6, 120' W from centerline W fire lane. 550 0ILL 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 HBC Engineering, Inc. Page 4 of 5 CONCRETE COMPRESSIVE STRENGTH TEST Date of Service: 12/08/1998 Report No.: Client No.: 08644025 Project No.: Client: The Beck Group Project: Attn: Gillett Berger 1700 Pacific Ave., Suite 3800 Dallas TX 75201-4619 8901 Carpen~ Frwy., Suite #100 Dallu, Tm-~ 75247 9833081 43-2333-98 RepOrt Date 02/03/1999 GTE Shared Services Coppell Road & Corporate Drive Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required field test and cast compressive strength samples. CO~mACTOm BECK CONCRETE SUP~Lmm TXI PLATO': 41 SPECIFICATION REQUIREblEN'rs STRENGTH: SLUMI~: AIR: TEST METHOD: SAMPLE LOCATION: 4000 psi @ 28 Days 6.0" Max 3-5% ASTM C-143 ASTM C-172 ASTM C-39 See below PROJECT DATA coNcemrz c~ss: 8205 PLACZM~Vr OAT~: 12/08/1998 BATCH TIME: lO:23am T~SAM~O: 10:50am BY: Mike Odom WEATHER CONDITIONS: TEMPERATURE (F). AIR TRUCKNO: 461 Am cowxxwr (~): 6.5% PLACEMENT LOCATION: See page I Fair 48 F CONCRZ-~ng: 76 ~ TIcg~rNo: I195435 uivrrv,,~ioirr(~m')~ N/A REPORT OF TESTS ACCt nna, Tivz YAm S: 630 c ro .a COMV asn MARKED SLUMP DATE AGE LOAD STRENGTH SET NO. (ine. h~) TI~'TED (days) (Ibm. for~e) ({~i) 5 I 6.50 12/15/1998 7 71940 2540 5 2 6.50 12/15/1998 7 73120 2590 Average 2570 5 3 6.50 01105/1999 28 116300 4110 5 4 6.50 01/05/1999 28 113080 4000 Average 4060 5 5 6.50 02/02/1999 56 131000 4630 Sample location: Along Line 3, 50' W from centerline W fire lane. ALL REPORTS CORRECTED FOR COMMENTstarted:ABOUT4:30am% AIR l~nished:- % AIRi:00pmDOES COMPLY~. ~-'"-' Engi~~ (I) The Beck Group (l) Oa~m. inc. Harbour Technician: Mike Odom Report Distribution: (I) Thc Beck Group (!) Oroma~zky Duprce & Assoc. (I) Brockette Davis Drake, Inc. (I) The Beck Group Eugene Vice President This repot~ is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of HBC Engineering, Inc. 0ILL Page 5 of 5 CONCRETE COMPRESSIVE STRENGTH TEST Date of Service: 12/08/1998 Report No.: Client No.: 08644025 Project No.: Client: The Beck Group Project: Attn: Gillett Berger 1700 Pacific Ave., Suite 3800 Dallas TX 75201-4619 .~901 Carpenter Frwy., Suite #100 ~ Texas 75247 I [ 9833080 Report Date 02/03/1999 43-2333-98 GTE Shared Services Coppell Road & Corporate Drive Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required field test and cast compressive strength samples. cot, mo, crom BECK CONCRm~Z suvPLmm TXI ~'LA~: 41 S~'~Cm[CA~O~ R~QV~ s'r~ZNGTH: 5000 psi @ 28 Days SLUM~: 6.0" Max Am: N/A xgsr M~mOO: ASTM C-143 ASTM C-172 ASTM C-39 PROJECT DATA CONC~'rz CLASS: 8208 PLAczMn, rr oA'r~: 12/08/1998 aATCH TnVm: 1:28pm Tn~ SAMI'LgD: 2:10pm aY: Mike'Odom WF, ATI~R CONDITIONS: TgMI'~,TUm~ fi). Am TRUCK NO: 450 Am CON'r~'r (~): N/A PLACEMENT LOCATION: Fair 53 F CONCRETE: 71 ~' TIcr~.--'r No: 1195682 u~rrr wglmrr (po'): N/A East wing, Level 1-2 Columns ~ E-16, 17, 18 & H-16, 17,18 SAMPLE LOCATION: H@ 18 CYLINDER MARKED SET NO. MEASURED SLUMP (ina) 1 1 5.75 1 2 5.75 1 3 5.75 1 4 5.75 I 5 5.75 No visual AEA in mix. Technician: Mike Odom Report Distribution: (1) Tbe Beck Group (1) Gromatzky Duprec & Assoc. (I) Brockette Davis Drake, Inc. (1) The Beck Group REPORT OF TESTS DATE TESTED 12/15/1998 12/15/1998 01/05/1999 01/05/1999 02/02/1999 Started: h00pm (I) The Beck Group (1) Dakan, Inc. ACCUMULATIVE YARDS: 16.5 M.A~ COMPRESSIVE AGE LOAD STRENGTH FRACTURE (days) (lbs. forte) (psi) TYPE 7 146790 5190 7 146240 5170 Average 5180 28 202020 7140 28 192800 6820 Average 6980 56 235700 8340 Finished: 3:30pm Eugene Harbour Vice President 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 HBC Engineering, Inc. 0ILL Page 1 of I