Rozas Addn-LR050927C MJ ENGINEERING, INC.
Concrete Compression Test Report
7636 Pebble Drive Foal Worth, Texas 761 ~ 8
Client: Tri-Star Construction
Project: Dr. Roza's Office
Coppell
CMJ Report No.: 548-5051-021
Report Date: 09/27/2005
Tel: (817) 284-9400 Fax: (817) 589-9993
Report Distribution: (1) Tri-Star Consb*uction
(1) City of Coppell
Specifications Test Data
Strength 4000 psi @ 28 Days Placement Date 07/28/2005
Slump 3 in min 5 in max Sampled By Richard Jones
Air Content 3 % min 6 % max Weather Cloudy/Slight Breeze
Concrete Temperature n/a Supplier/Mix TX//517
Ambient Temperature n/a Air Content Method ASTM C231
Ticket Number,'
Slump:
Concrete Temperature:
Placement Location:
89790 Time Batched: 06:42 Time Sampled: 07:20
7 in* Air Content: 1.8 %* Unit Weight: N/A
87° F Ambient Temperature: 78° F Yardage (c.y.): 30/200
Paving: East parking and fire land
Sample Location:
From northeast comer of slab, 10 feet north, 20 feet east
An astedsk (*) appears next to field data which does NOT meet specifications.
Concrete Compression Test Results
in
Age Max Load Ama Stmnath Fracture
Set # Cyl#der Test Date (days) (lbs. force) (sq.th,) (ps~ Type
01 DRO07280501 08/04/2005 7 94660 28.27 3350
01 DRO07280502' 08/25/2005 28 97920 28.27 3460
01 DRO07280503' 08/25/2005 28 100260 28.27 3550
01 DRO07280504 09/22/2005 56 100440 28.27 3550 C-cone/shear
28 day average 3510
Normal cylinder size: 6"x 12"
The average 28 day compressive strength test msulte do not meet specifications.
Field and laboratory tests by CMJ are per applicable ASTM Standards: C31, C39, C138, C143, C172, C1064, and C617 or C1231.
*Slump - Non-Compliant: Contractor Notified
Air Content - Non-Compliant: Contractor Notified
~ Gallons of Water Added on-Site
~ 28-DAY NON-COMPLIANT: CONTRACTOR NOTIFIED VIA FAX ON f
TEST
RESULTS
8/26/05.~_~
56-DAY TEST RESULTS NON-COMPLIANT:Dale Cain NOTIFIED VIA FAX ON 09~
CMJ Engineering, Inc J R. Carl Lee, S.E.T.
CMT Manager
LIMITATIONS: The test results presented in this report apply only to the specific samples, items, and areas described within this report. The test results
do not pertain to any other samples items or areas regardless of similarity. Our reports are produced solely for the exclusive use of our
client. This report or any portion of this report may not be reproduced without the written consent of our c[tent and CMJ Eng neering, Inc.
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