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GEOTECHNICALAND G ~ [~] I I F:~
ENVIRONMENTAL CONEULTANTS
REPORT OF FIELD DENSITY TESTS
Park West Commerce Center
Beltline Road and Airline Road
Coppell, Texas
REPORTED TO: Cadence McShane Corporation
14860 Montfort Drive, Suite 270
Dallas, Texas 75254
ATTN: Mr. Bobby Paret
CONTRACTOR: Cadence McShane Corporation
REPORT NO. 4
REPORT DATE: 08-05-05
REG PROJECT NO. 12468
TECHNICIAN: P. Becerra
PAGE: 1 of 1
Proctor ASTM
No. Standard
1 D-698
2 D-698
Optimum Maximum
Description Mo sture, % Density, PCF
Dark gray and Olive brown clay 25.4 91.5
Dark brown clay w/calcareous nodules and 23.9 94.4
trace of gravel
Test Depth Field
Below I Field
Final S. G. Density Moisture Proctor Compaction
No. Date Location (feet) (pcf) (%) ID
13 07-21-05 Bldg Pad A: 40'S, 25'E(1) 0.0 90.1 26.1 2 ,~.4r
14 Bldg Pad A: 50'S, 30'W(2) 0.0 91.5 26.7 2 /' 97.0
15 07-22-05 Bldg Pad B: 150'N, 50'E(3) 0.0 86.5 26,0 1 ____/ 94.5
16 Bldg Pad B: 75'N, 15'E(3) 0.0 90.3 24.1 1195.6/
~.~J
Comments: Where tested, materials were in compliance with project specifications."--'-
Footnotes: (1) Measurements referenced from N.W. corner of Building A. (2) Measurements referenced from N.E. corner Building A.
(3) Measurements referenced from S.W. corner of Building B.
Mail
Distribution: (1)
(1)
(1)
(1)
(1)
(1)
Mr. Mike Smith
Cadence McShane Corporation/
Mr. Bobby Paret
Commerce Construction Co., LP/
Mr. Rick Wyly
City of Coppell/Mr. Larry Davis
City of Coppell/Mr. Lee Stone
Northwestern Investment Mgmt./
Mr. Ernest Willmore
Submitted by:
REED ENGINEERING GROUP, LTD.
Original Signed By
Keith E. Atkins
Manager, CMT
BW/cn
Stewart Consulting Associates/
2424STUTZ DR. ,, SUITE 400 ,, DALLAS, TX 75235 · TEL [214] 3505600 '* F^X [214] 350 0019
GEOTECHNICAL AND
ENVJP, ONHENTAL CONSULTANTS
RI=PORI OF Fl£1D D;N$1T~ 1f[81'8
Park West Commeroe
Beltline Road and Airline Road
Coppell, Texas
REPORTED TO: Cadence McShane Corporation
14860 Montfort Drive, Suite 270
Dallas, Texas 75254
ATTN: Mr. Bobby Paret
CONTRACTOR: Cadence McShane Corporation
REPORT NO. 3
REPORT DATE: 08-05-05
REG PROJECT NO. 12468
TECHNICIAN: J. Baradziej
PAGE: 1 of 1
Proctor ASTM
No. Standard Description
1 D-698 Dark gray and Olive brown clay
2 D-698 Dark brown clay w/calcareous nodules and
trace of gravel
Optimum Maximum
Mo sture, % Density, PCF
25.4 91.5
23.9 94.4
Test Depth J J
Below J Field J Field
Final S.G. Density Moisture
No. Date Location (feet) (pcf) (%)
11 07-20-05 Bldg Pad A: 150'S, 60'W(1) 1.0 90.7 26.6
12 Bldg Pad A: 200'S, 60'W(1) 1.0 91.4 26.1
Pro~tor C~_emvPea~ti%~n
2 96.1
2
Comments: Where tested, materials were in compliance with project specifications.
Footnotes: (1) Measurements referenced from N.E. corner of Building A.
Mail
Distribution: (1) Cadence McShane Corporation/
Mr. Bobby Paret
(1) Commerce Construction Co., LP/
Mr. Rick Wyly
(1) City of Coppell/Mr. Larry Davis
(1) City of Coppell/Mr. Lee Stone
(1) Northwestern Investment Mgmt./
Mr. Ernest Willmore
(1) Stewart Consulting Associates/
Mr. Mike Smith
Submitted by:
REED ENGINEERING GROUP, LTD.
Original Signed By
Keith E. Atkins
Manager, CMT
KEA/rs
2424STUTZ DR. * SUITE400 * DALLAS, TX75235 *, TEL[214]3505600 *, F^X [214] 3500019
REPORTED TO:
CONTRACTOR:
REPORT OF WATER INJECTION OBSERVATION
Park West Commerce Center _ _
Beltline Road and Airline Road
~~,{rppell, Texas
Cadenc~i,,l~cS ha ne Corpora[~on
14860 Montfod Drive, Suite 270
Dallas, Texas 75254
ATTN: Mr. Bobby Parer
Cadence McShane Corporation
REPORT NO. 5
REPORT DATE: 08-05-05
REG PROJECT NO. 12468
TECHNICIAN:
PAGE: 1 of 1
On this date a representative of Reed Engineering Group, Ltd. observed water injection
operations on the referenced project. The injection operations proceeded in accordance
with project specifications unless otherwise noted.
Specification
Injection Depth Injection Spacing Injection Pressure Injection Intervals
(fi) (fi) (psi) (in)
10 5 100-200 12-18
Equipment
Number of Number of Probes Length of Probes Probe Spacing
Rigs (sa) (ft) (ft)
3 4 11.5 5
Area Injected (sq ft) I Average Pressure (psi) I Pass No.
26,000 200 1
Date
07-22-05
Surfactant added at regular intervals: Yes
Mail
Distribution: (1) Cadence McShane Corporation/
Mr. Bobby Paret
(1) Commerce Construction Co., LP/
Mr. Rick Wyly
(1) City of Coppell/Mr. Larry Davis
(1) City of Coppell/Mr. Lee Stone
(1) Northwestern Investment Mgmt./
Mr. Ernest Willmore
(1) Stewart Consulting Associates//
Mr. Mike Smith
Submitted by:
REED ENGINEERING GROUP, LTD.
Original Signed By
Keith E. Atkin ~/~
Manager, CMT
BW/cn
2424STUTZ DR, ,. SUITE 400 ,. DALLAS, TX 75235 ,. rEL [214] 3505600 ~, FAX [214] 3500019