River Ridge Add-LR 940207 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.
Attn: Bobby Rollings
P.O. Box 796303
Dallas, TX 75379-6303 CLIENT NO.: 3452351
REPORT NO.: 95230
PROJECT: River Ridge Addition DATE OF SERVICE: 2/05/94
Coppell, Texas AUTHORIZATION: John
REPORT DATE: 2/07/94
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 pcf
TEST OF: Utility Backfill 94052- See remarks 18.5 103.5
94906-See remarks 16.5 111.5
METHOD OF TEST:
DENSITY: ASTM 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 ~%) ~%) (P~ {P~ (% mw)
1. Retest..8"2 SS line C, station
1+00, 2 ft. below surface 18.1 18.5 96.1 103.5 93 *
2. 8" SS line C, station 1+70,
3 ft. below surface 14.2 16.5 110.6 111.5 99
3. 8" SS line A, station 11+20,
1 ft. below surface 21.7 18.5 98.7 103.5 95
4. 8" SS line A, station 9+70,
2.5 ft. below surface 21.6 18.5 103.6 103.5 100
Report Of Tests Continued On Page 2
Our letters and reports are for the exclusive use of the c;)ent to whom they are addressed and shal not be reproduced except in
'$C7 JM fu;I without the approval of ',he testlno laboratory. The use of our name must receive our wr tten apDrova Our e~ers and reports
.',pply only to :he 5ample testea anczGr =nscecte~. ano are not md cat ye of t~e quantR,es of apparently identical cr similar prooucts.
RBR, Inc. REPORT NO. 95230
CLIENT NO. 3452351 PAGE 2
DATE OF SERVICE: 2/05/94
REPORT OF TESTS ¢Con~inued~
FIELD OPTIMUM FIELD MAXIMUM
TEST MOISTURE MOISTURE DENSITY DENSITY DENSITY
NO LOCATION ~%) (%) (Pcfl (Pcfl (% max)
5. 8" SS line A, station 8+20,
3 ft. below surface 15.7 16.5 109.5 111.5 98
6. 8" SS line A, station 6+70.
2.5 ft. below surface 20.9 18.5 102.2 103.5 99
7. Retest of No. 1 17.9 18.5 98.5 103.5 95
An asterisk (*) appears next to test results which
do NOT meet the project specifications as noted on page 1.
ADDITIONAL COMMENTS:
94052-Dark gray shaley clay with some limestone.
94906-Brownish tan and gray clay with some shale.
Technician: Frank Tisdale, AET
Report Distribution: rr~b~
(1) RBR, [nc. Southweste ~ratories, Inc.
(1) CCH Engineering
/
(1) Parco Utilities, [nc.
(1) City of Coppe[[ F. ~ing
Cook,
P.E.
"307 .:M Our letters and rel~orts are for the exclusive use of the client to whom they are addressed ancl sba not be reproduced except n
fu.I w~tmou't '.he acproval of the testirg 'aDoratory. The use of our name must receive our vw{~en approval. Our leRers and reports
app.y Or: y tO '.he sample tested ara/or ,nspecte~J. and are not ind~cabve cf the a~.antlties of a~paremtly ,oentical or $~milar products.