River Ridge Add-LR 940321 2575 Lone Star D~ve · P.O. Box 224227 · Dallas. Texas 75222
(214) 631-2700 / FAX (214) 920-1891
REPORT OF
CONCRETE COMPRESSIVE STRENGTH
CUENT: RBR, Inc.
Attn: Bobby Rollin§s
P.O. Box 796303
Dallas, TX 75379-6303 CLIENT NO.: 3452351
REPORT NO.: 96991
PROJECT: River Rid§e Addition DATE OF SERVICE: 4/15/94
Coppell, Texas AUTHORIZATION:
REPORT DATE: 3/21/94
SERVICES: Test compressive stren§th specimens prepared by others and picked up at the
project site.
PROJECT DATA
CONTRACTOR: Parco CLASS OF CONCRETE: N/A
CONCRETE SUPPLIER: N/A DATE OF PLACEMENT: 3/14/94
PLANT: N/A TIME SAMPLED: N/A BY: Client
SPECIFICATION REQUIREMENTS TEMPERATURE ('F) - AIR: 66 CONCRETE: N/A
STRENGTH: Not Provided TRUCK NO: N/A TICKET NO: N/A
SLUMP: N/A LOCATION OF PLACEMENT:
AIR: N/A Inlet ~/1+81.22, lat. A-1 and inlet ~/1+23 C.
METHOD OF TEST: ASTM C-39
ASTM C- 143
REPORT OF TESTS
CONCRETE COMPRESSIVE STRENGTH - $ X 12 CYLINDERS
CYLINDER MEASURED MAXIMUM COMPRESSIVE
MARKED SLUMP DATE AGE LOAD STRENGTH
SET NO. (inches) TESTED (days) (lbs. force~ ¢os~ REMARKS
1 1 NOT 3/21/94 7 63500 2250
PROVIDED
1 2 4/11/94 28
1 3 4/11/94 28
1 4 HOLD HOLD
ADDITIONAL COMMENTS:
ALL INFORMATION OTHER THAN TEST RESULTS IS FURNISHED AND ASSUMED TO BE
CORRECT.
Technician: Bobby Ray, CET
Report Distribution:
(1; RER, Inc. Southwestern Laboratories, Inc.
(1) cr.~ Engineering Co~~o~/.
(1) Parco Utilities, Inc.
(1) City of Compel[ F. KinE , P.E.
Our letters and reports are for the exclusive use of the client to whom they are addressed and shall not be reproduced except i~
1001 CM full wtthout the approval of the testing laboratory. The use of our name must receive our written aoprova. Our etters and reDo,tS
apply only to the sample tested and/or Inspecte~l. and are not indicative of the quantities of apparently Identical or s~milar products.