Rozas Addn-LR051024C MJ ENGINEERING, INC.
Concrete Compression Test Report
7636 Pebble Drive Fort Worth, Texas 76118
Client: Tri-Star Construction
Project: Dr. Roza's Office
Coppell
CMJ Report No.: 548-5051-024
Report Date: 10/24/2005
Tel: (817) 284-9400 Fax: (817) 589-9993
Report Distribution: (1) Tri-Star Construcfion
(1) City of Coppe[I
Specifications Test Data
Strength 3000 psi @ 28 Days Placement Date 09/21/2005
Slump 3 in min 5 in max Sampled By Contractor
Air Content 3 % min 6 % max Weather Clear/Calm
Concrete Temperature n/a Supplier/Mix Contractor Made/
Ambient Temperature n/a Air Content Method ASTM C231
Ticket Number:
Slump:
Concrete Temperature:
Placement Location:
Sample Location:
n/a Time Batched: 13:00 Time Sampled: 13:30
n/a Air Content: n/a Unit Weight: n/a
n/a Ambient Temperature: 98° F Yardage (¢.y.): 60
City Sidewalk at Both Sides of East and West Approaches, Private Sidewalks, Light Pole Bases, Sign
Foundation and Other Flatwork
City Sidewalk 6' West of East Approach
Concrete Compression Test Results
Age Max Load Area Strength Fracture
Set # Cyl~der Test Date (days) (lbs. force) (sq.in.) (psi] Type
01 DRO09210501 09/28/2005 7 64320 28.27 2270 B-cone/split
01 DRO09210502 10/19/2005 28 95040 28.27 3360 B-cone/split
01 DRO09210503 10/19/2005 28 92500 28.27 3270 C-cone/shear
01 DRO09210504 Hold
28 day average 3320
Normal cylinder size: 6" x 12"
Field and laboratory tests by CMJ are per applicable ASTM Standards: C31, C39, C138, C143, C172, C1064, and C617 or C1231.
*Comments: ALL INFORMATION SUPPLIED BY THE CONTRACTOR
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 client and CMJ Engineering, Inc.
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