River Ridge Add-LR 940324 2575 Lone Star Drive · P.O. Box 224227 · Dallas, Texas 75222
(214) 631-2700 ! FAX (214) 920-1891
REPORT OF
IN-PLACE DENSITY
CLIENT: RBR, [nc.
AtCn: Bobby Rollings
P.O. Box 796303
Dallas, TX 75379-6303 CMENT NO.: 3452351
REPORT NO.: 97513
PROJECT: River Ridge Addition DATE OF SER~CE: 3/23/94
Coppell, Texas AUTHORIZATION: John
REPORT DATE: 3/24/94
SERVICES: Perform in-place density and moisture content CesCs co determine the degree
o£ field compaction.
PROJECT DATA MOISTURE/DENSITY RELATIONS
CONTRACTOR: PaCco OPTIMUM MAXIMUM
MATERIALS MOISTURE % DENSITY pcf
TEST OF: TU Utility Backfill 94921-See remarks 13.0 120.5
94906-See remarks 16.5 111.5
94053-See remarks 20.5 103.0
ME/HOD OF TEST:
DENSFFY: ASTM D 2922 SPECIFICATION
MOISTURE: ASTM D 3017 DENS,Y: 95% MIN. DENSITY MOISTURE: NONE
REPORT OF TESTS
FIELD OPTIMUM FIELD MAXIMUM
TEST MOISTURE MOISTURE DENSITY DENSITY DENSITY
NO LOCATION (%) (%) (Pc~ (Pcfl (% max)
l. Crossing Bradford Dr. at
Rtverchase, 2 ft. below
surface 18.0 13.0 114.2 120.5 95
2. Crossing Bradford Dr. at
station 1+00, 2 ft. below
surface 18.4 16.5 110.2 111.5 99
3. Crossing_Bradford Dr. at
station ~+90, 2 ft. below
surface 19.2 16.5 110.5 111.5 99
Report Of Tests Continued On Page 2
Our letters and reports are for the exclusive use of the c ant to whom they are addressed and shall not be reproduced except in
1007 JM full without the approval of the testln(I laboratory. The use of our name must receive our wr~en al30roval Our le,",ers and re~.crt, s
apply only to the sample tested and/6r nspecte~l, end are not inOicative of the quanbtles of apparently identical or ~im~lar proorjct[.
RBR, Inc. REPORT NO. 97513
CLIENT NO. 3452351 PAGE 2
DATE OF SERVICE: 3/23/94
REPORT OF TESTS (c~ti.u~)
FIELD OP'~MUM FIELD MAXIMUM
TEST MOISTURE MOISTURE DENSITY DENSITY DENSITY
NO LOCA~ON (%) (%1 (Pcfl (P~ (% mw)
4. C~oss£n§ Brittany Dr. south
of Alley B, 2 ft. below
surface 16.9 16.5 106.8 111.5 96
5. Alley A at Alley B inter-
section, 2 ft. below surface 23.2 20.5 98.9 103.0 96
6. Crossing Brittany Drive
at station 3+15, 2 ft. below
surface 17.1 13.0 115.4 120.5 96
7. Crossing Breanna Way at
station-3+50, 2 ft.-below
surface 17.8 13.0 114.5 120.5 95
8. Breanna Way entrance at
Riverchase, 2 ft. below
surface 17.7 16.5 111.7 111.5 100
9. Jennings Court entrance at
Riverc~ase, 2 ft. below
surface 16.5 13.0 114.9 120.5 95
Test results on this report meet project
specifications as noted on page 1.
ADDITIONAL COMMENTS:
94921-Tan and §ray shale¥, sandy clay with §ravel.
94906-Brownish tan and gray clay with some shale.
94053-Dark brown shaley clay with some limestone.
Technician: Alan Spilles
Report Distribution: Southwestern Laboratori~-Igj~
(1) cch Engineering
(1) Parco Utilities, Inc. -
(1) City of CoppeLL F. King Cook, P.E.
Our letters and reports are for the exclusive use of the client to whom they are addressed and sba not be reproduced except In
*,007 JM full .without the approv~ of the.testing laboratory; The use of our name m. ust receive.our wr~en aoprova. Our letters and reports
apply only to the sample tested and/or insoectea, and are not indicative of the t~uantitles of apparent]y identical or s,m,~.r products.