Northlake 635(5)-LR 991223WATER INJECTION OBSERVATION
Date of Service:
Client No.:
Client:
Location:
12/23/99
85229000
Transwestern Property Company
12221 Merit Drive,/~450
Dallas, Texas 75251
Building pad
Report No.:
Project No.:
Project:.
General Contactor:
Injector:
9934335
94991457
Coppell Commerc~ Center
1234 Lakealiore (Bldg. B)
CoppelL Texas
Butler Construction
Procedure:
On this date, a representative of HBC Engineering, lac. observed the injection of water at this
site. During the injection process, the following observations were recorded.
Pass No.: 1st No. of Probes: 2 Probe Length: 10
OBSERVATION
SPECIFICATION Yes No NIA
Surfactant added to each load. X
Injection pressure 50 to 200 psi at manifold. X
Injection downward in I8 inch intervals. X
Total depth of injection was 10 feet. S~ Comm~at~
I
Spacing of injection was 5 feet maximum. X
I~ection to refusal at each location. X
Comments: North half of pad. In some places, limestone boulders were encountered in the fill at depths less
than 10 feet.
Technician: D. philli?s
T. Smith
(1) Transwestem Property Company
(1) o'edsn a Associates
(1) Technlstructures, Inc.
(1) eu~r cmmucU~n
Stated: 6:30 a.m.
(1) city of cop~
(1) city of
Stoo~: 5:30 p.m.
Paul D. Smkk, P. E.
seaior l'roje~t ~-~er
This report is exclusively for the Use of the client indicated above and shall not bo relxodu~ed in full without ~dtten ~ of I-IBC Engine~Jng. Inz.