River Ridge Add-LR 940307 2575 Lone Star D~ve · P.O. Box 224227 · Dallas, Texas 75222
(214) 631-2700 / FAX (214) 920-1891
REPORT OF
IN-PLACE DENSITY
CLIENT: I~BR, Tnc.
Attn: Bobby Rollings
P.O. Box 796303
Dallas, TX 75379-6303 CMENTNO.: 3452351
REPORT NO.: 96578
PROJECT: River Ridge Addition DATE OF SERVICE: 3/04/94
Coppell, Texas AUTHORIZATION: John
REPORT DATE: 3/07/94
SERVICES: Perform in-place density and moisture content tests to determine the degree
of field compaction.
PROJECT DATA
MOISTURE/DENSITY RELATIONS
CONTRACTOR: Parco OPTIMUM MAXIMUM
MATERIALS MOISTURE % DENSITY Dcf
TEST OF: Utility Backfill 96605-Dark brown silty clay 20.0 101.6
with organics
METHOD OF TEST:
DENSITY: AST[V[ D 2922 SPECIFICATION
MOISTURE: ASTM D 3017 DENSITY: 95~ MIN. DENSITY/ MOISTURE: NONE
REPORT OF TESTS
FIELD OPTIMUM FIELD MAXIMUM
TEST MOISTURE MOISTURE DENSITY DENSITY DENSITY
NO LOCATION (%) (%) (PM (PM {% m~)
1. Line A, 27" Storm drain,
station 1+00, 12" below grade 23.3 20.0 94.5 101.6 93 *
2. Line A, 27" storm drain,
station 0+60, 18" below grade 27.5 20.0 93.4 101.6 92 *
3. Line A, 27" storm drain,
station 0+00, 24" below grade 22.5 20.0 98.6 101.6 97
4. Line A, 27" storm drain,
station 0+10, final lift 21.6 20.0 102.9 101.6 101
An asterisk. (*) appears next to test results which
do NOT meet the prooect specifications as noted above.
Technician: Frank Tisdale, ART
Report Distribution:
(1) RBRo inc. Southwestern Laboratorle~f~]j~'.
(1) cch Engineering
(1) Patco Utilities, Inc. .
(1) City of Coppe[[
F. King Cook, P.E.
~C~..r le.~ers a..nd reports .are, f.or the excl.us, lve use ofthe client to whom they are addressed and shall not be reproduced except in
1007 JM nJ~; Without the approvm or tne testng laboratory. ~ne use of our name must receive ou~ written aporoval. Our letters and reports
apply only to the sample tested and/or inspected, and are not indicative of the quantities of apparehtly identical or similar proaucts.