CF-Coppell Rd SC-LR011002 Hooper Engineering LabOratories, Inc.
Construction Materials Testing
REPORT OF WATER PRESSURE INJECTION
CLIENT: Texas Unified Constructors, Inc. DATE: 2 October 2001
PROJECT: Field Service Offices & Maintenance Fac. JOB NO.: 01.1054
for City of Coppell, TX
TIME: 7:00am-3:30pm
SUPPLIER: Kenneth Moore 8.50 hours
LOCATION: Building Pads (see below) NUMBER OF RIGS USED: 1
PROCEDURE: On 2 October 2001, a representative of Hooper Engineering Laboratories, Inc.
visited the above named project during the time in which water pressure
injection was taking place. During that time, he noted the following:
SPECIFICATION REQUIREMENTS INSPECTION RESULTS:
1. Injection pressure 50 psi to 200 psi. 200, 200
2. Injection downward in approx. 12" intervals until refusal Yes
(If No, see remarks below.)
3. Total depth of injection - 10 feet Yes
(If No, see remarks below.)
4. Spacing for injection approx. 5 feet maximum. Yes
(If No, see remarks below.)
NOTES: Pass //4 (three-fourths) on Covered Storage pad.
Pass //5 (one-fourth) on Covered Storage pad.
Pass //5 on Chemical Storage pad.
TECHNICIAN: CBC
DISTRIBUTION: (3) City of Coppell
(1) Vidaud & Associates
(1) Texas Unified Constructors, Inc.
(1) Doyle Engineering Group
2870 Walnut Hill Lane Dallas, Texas 75229 (214) 351-6419 Fax (214) 351-5148