Park West CC(02-2)-LR050829 GEOTECHNJCAL AND
ENVIRONHENTAL CONSULTANTS
REPORT OF WATER INJECTION OBSERVATION
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 Parer
CONTRACTOR: Cadence McShane Corporation
REPORT NO. 29
REPORT DATE: 08-29-05
RED PROJECT NO. 12468
TECHNICIAN: G. Tsougarakis
PAGE: 1 of 1
On these dates 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 I Injection Spacing Injection Pressure Injection Intervals
(ft) I (ft) (psi) (in)
10 5 100-200 12-18
Number of Number of Probes Length of Probes Probe Spacing
Rigs (Da) (ft) (ft)
4/5 4 11.5 5
Date I Area Injected (sq fi) J Avera~le Pressure (psi) J Pass No.
08-18-05 Bldg B 13,500 150 2
Bldg B 13,000 150 3
08-19-05 Bldg B 27,000 150 2
Brdg B 4,250 150 3
08-22-05 Bldg B 36,000 150 3
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. Atkins
Manager, CMT
BW/cn
2424 STUTZ DR. · SUITE 400 · DALLAS, TX 75235 · TEL [214] 350 5600 * FAX [214] 350 0019
GEOTECHNICAL AND
ENVIP, ONHENTAL CONSULTANTS
REPORT OF FIELD DENSITY TESTS
Park West Commerce Center
Beltline Road and Airline Road
Coppell, Texas
REPORTED TO: Cadence McShane Corporation
14860 Monffort Drive, Suite 270
Dallas, Texas 75254
ATTN: Mr. Bobby Paret
CONTRACTOR: Cadence McShane Corporation
REPORT NO. 28
REPORT DATE: 08-29-05
REG PROJECT NO. 12468
TECHNICIAN: P. Becerra
PAGE: 1 of I
Proctor J ASTM
No. Standard
1 D-698
2 D-698
Description
Dark gray and Olive brown clay
Dark brown clay w/calcareous nodules and
trace of gravel
Optimum Max. imum
Mo sture, % Density, PCF
25.4 91.5
23.9 94.4
Test
No. Date
Location
67 08-18-05 Storm Line SS-4: STA 1+88.31
68 Storm Line SS-4: STA 3+12.55
Depth Field Field
Below
Final S.G. Density Moisture Proctor Compaction
(feet) (pcf) (%) ID Level (%)
2.0 91.4 26.1 2 96.8
2.0 92.7 24.2 2 98.1
Comments: Where tested, materials were in compliance with project specifications.
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.
Odginal Signed By
Keith E. Atkins
Manager, CMT
BW/cn
2424 STUTZ DR · SUITE400 · DALLAS. TX75235 * T~L[214] 3505600 · F^X (214] 350001~]