Chautauqua-LR 920731reed engineering
GEOTECHNICAL CONSULTANTS
July 31, 1992
Project No . 1082
Report No. 2
Matthews Investments Southwest, Inc.
5220 Spring Valley, Suite 500
Dallas, Texas 75240
ATTN: Mr. Tim House
Re: Construction Materials Testing
Utility Trench Backfill
Chautauqua Place
Coppell, Texas
Gentlemen:
Submitted here are the results of testing and observation of
construction materials at the referenced project. This report
addresses activities for the period of July 10 through 27, 1992.
During the above period, 17 field density tests were performed on the
utility trench backfill. Test results are shown on Plate 1. Where
tested, the materials were found to be in compliance with project
specifications.
If any questions arise, do not hesitate to call.
Sincerely,
THE REED ENGINEERING GROUP
Ronald F. Reed, P.E.
RFR/wde
copies submitted: (2) Matthews Investments Southwest, Inc./
Mr. Tim House
(1) Nathan D. Maier Consulting Engineers/
Mr. Michael Garrett
~(1) City of Coppell/Mr. Garreth Campbell
(1) HCH Construction, Inc./Mr. Mark Hicks
2424 STUTZ DRIVE ^ SUITE 400 ^ DALLAS, TEXAS 75235 ^ 214/350-5600 ^ (FAX) 214/350-0019
CHAUTAUQUA PLACE
COPPELL, TEXAS
REPORT NO. 2
reed engineering
~ ° o [°~
Field Density Tests
on Utility Backfill
Depth Com-
Below Unit pac-
Final Bry Moisture tion
Test S. G. Weight Content Curve Level
Date No. Location feet (pcfl (~) No.
07-10-92 13 Line B, 5+20 2.0 107.7 16.1 CE-1 97.0
14 Line B,
Lat. @ A/20 2.0 105.6 16.4 CE-1 95.1
15 Line A,
Lat. @ A/1 2.0 105.8 16.2 CE-1 95.3
16 Line A,
Lat. @ A/1 4.0 104.6 21.0 B-2 98.3
17 Line B, 1+40 5.0 105.6 16.6 CE-1 95.1
07-24-92 18 Line B, 1+20 2.0 101.9 I9.1 C-1 98.2
19 Line A, Z+00 2.0 100.2 19.6 C-1 96.5
20 Line A, 3+20 1.0 207.9 14.3 C-2 95.8
21 8" Water
Service @ B/7 1.0 100.9 19.7 C-1 97.2
22 8" Water
Service @ B/9 1.0 103.4 19.8 C-1 99.6
07-27-92 23 8" Water
Service @ B/1 1.5 103.2 21.4 B-2 97.0
24 8" Water Main
Bethel School
STA 0+50 2.0 104.9 18.3 B-2 98.6
25 8" Water
Service @ A/3 2.0 104.9 18.3 B-2 98.6
26 8" Water Main
Dakota Lane
STA 3+00 2.0 101.6 16.7 C-1 97.9
27 8" Water Main
Dakota Lane
STA 2+00 2.0 101.6 16.8 C-1 97.9
28 8" Water Main
Dakota Lane
STA 1+50 3.0 107.2 13.9 C-2 95.2
29 8" Water Main
Dakota Lane ~I
STA 0+50 1.5 105.7 18.9 CE-1 95.2
Test locations are referenced from plans dated September 19 91.
Plate 1
GEOTECHNICAL CONSULTANTS