The URL can be used to link to this page

River Ridge Add-LR 940706 Telephone: (214) 631-2700 Engineering and Sdence for a Safer Environment FAX: (214) 920-1891 REPORT OF CONCRETE COMPRESSIVE STRENGTH CUENT: RBR, Inc. Attn: Bobby Rollings P.O. Box 796303 Dallas, TX 75379-6303 CLIENT NO.: 3452351 REPORT NO.: 11698 PROJECT: River Ridge Addition DATE OF SER~CE: 6/08/94 Coppell, Texas AUTHORIZA~ON: Ongoing REPORT DATE: 7/06/94 SERVICES: Sample concrete at location o£ placement, perform required field tests, prepare and test concrete compressive strength specimens. PROJECT DATA CONTRACTOR: Parco CLASS OF CONCRE'~: Mix number 4700 CONCRETE SUPPLIER: Pioneer DATE OF PLACEMENT: 6/08/94 PLANT: 27 ~ME SAMPLED: 03: 45PM BY: Patrick Wallace SPECIFICA~ON REQUIREMENTS TEMPERATURE ('F) -AIR: 98 CONCRETE: 92 STRENGTH: 3000pst @ 28 DAYS TRUCK NO: 395 ~¢KET NO: 101336 SLUMP: 3- 4" LOCATION OF PLACEMENT: AIR: N/A Alley D grate inlet northwest. METHOD OF TEST: ASTM C-39 ASTM C- 143 REPORT OF TESTS CONCRETE COMPRESSIVE STRENGTH - 6 X 12 CYLINDERS CYLINDER MEASURED MAXIMUM COMPRESSIVE MARKED SLUMP DATE AGE LOAD STRENGTH SET NO. finches) TESTED (days) Ubs. force) (ns~ REMARKS 1 1 3.50 6/15/94 7 91800 3250 1 2 3.50 6/15/94 7 93000 3290 1 3 3.50 7/06/94 28 123100 4350 1 4 3.50 7/06/94 28 112900 3990 ADDmONAL COMMENTS: Contractor requested that no air be taken. Technician: Patrick Wallace Started: 02:30PM Stopped: 05:30PM CME Technician Report Distribution: HUNTINGDON,SOUTHWESTERN LABS (1) RBR, [nc. (1) CC~ Engineering /..j (1) Parco UtiLities, Inc. ' ,f'~ /"~('~,,~'-~ ,- \ (1) City of Coppett (~'0~" King Co6~ P.E. 1001 SEW Our letters, q.nd reports .are. Mr the.excl.uslve use of_the client.to whom they are a.ddressed ..aAd. sh~l not be reproduced except k~ MI .vvRh .ou~.me_approveg. CT me.tesung .~oorat.ory: in.e use CT..ou[na. me must recesve Our .wrmen ap~owd. Ou~ lett .e~ and reports ~op~/ on,y lo me sampm testea and/Or mspecteU, aha are not In,cathie of tt~e quant~e$ o~ a~paredfly Iden~c~d o~ $1ml~r ~oducts.