Brighton Manor-LR040426Construction Materials Testing
and Environmental Consulting
Texas CMT, Inc.
10044 Monroe Drive Dallas, Texas 75229 (214) 352-6957
Fax (214) 352-6972 · www .texascmt.cora
GENERAL REPORT
Report Date
Client
Project
April 26, 2004
Street Custom Homes
Brighton Manor
Test Date: April 23, 2004
General Report No.: !
Project No.: 204-0126
Texas CMT technician was present on April 26, 2004 to observe trench backfill operations.
The follOWing oUtStanding observations were noted: ~ ~
1. C. Con Cooper was backfilling with Light Gray Shale & Dark Gray Shale in chunks up to
24"x12"x6" in water main line and water crossing.
2. There was no bedding material under the water line crossing. Line was laying on large
chunks of Dark Gray Shale.
3. Per COG specs, we recommended no rock fragments larger than six (6) inches be utilized as
utility trench backfill. Shale chunks should be mixed with enough fines to prevent voids.
Technician: DF
CC:
Mr. Jim Street - Street Custom Homes
Mr. Lan~ Davis - City of Coppell
Mr. Rodney Louviere - Fax: 972-9314787
Conslruclion Materials q[;:sdng
and Environmental Consulting
CM%
IIlc,
~0044 Mm;roe Drixe Dallas, qb×as 75229 (2~4) 352-1g~q7 Fax (214) 352-6972 www.texascmt.com
MOISTURE DENSITY RELATIONSIlIP REI'ORT
Test Report Date:
Client:
Sample Date:
Prqjcct:
Identification:
April 26, 2004
Brighton Manor
April 16, 2004
Brighton Maaor
Moisture l)cnsity Relationship
ASTM D698
Prqject No: 204-0126
Moisture Report No. 6
Test Results:
Method .................................................. A
Optimum Moisture Content .................................. 19.5 percent
Maximum Density ......................................... 98.1 pounds per cubic foot
Rammer Type ............................................. Manual
Material l)escription ....................................... Gray Shale
Material Origin ........................................... Water line, stockpile
Moisture Preparation Procedure .............................. Air Dry
Liquid Limit ............................................. 49
Plastic Limit ............................................. 24
Plasticity Index ........................................... 25
Percent Passing No. 200 U.S. Sieve ........................... 93
Techniciau: AT
Mr. Jim Stleet - Strecl l lomcs
Mr l,arry Davis - CJI3 of Coppcll
Mr. Rodncv Lonvicre - F x 972-93 -6787