River Ridge Add-LR 940429 _ABORA
SWL SOUTHWESTERN TOR/E$
2575 Lone Star Drive · P.O. Box 224227 · Dallas, Texas 75222
(214) 631-2700 / FAX (214) 920-1891
REPORT OF
CONCRETE COMPRESSIVE STRENGTH
CUENT: RBR, Inc.
Attn: Bobby Rollings
P.O. Box 796303
Dallas, TX 75379-6303 CLIENT NO.: 3452351
REPORT NO.: 99079
PROJECT: River Ridge Addition DATE OF SERVICE: 4/22/94
Coppell, Texas AUTHORIZATION: John
REPORT DATE: 4/29/94
SERVICES: Sample concrete at location of placement, perform required field tests,
prepare and test concrete compressive strength specimens.
PROJECT DATA
CONTRACTOR: Parco CLASS OF CONCRETE: N/A
CONCRETE SUPPLIER: On site DATE OF PLACEMENT: 4/22/94
PLANT: N/A TIME SAMPLED: 07: 50AM BY: James Ledbetter
SPECIFICATION REQUIREMENTS TEMPERATURE ('F) - AIR: 64 CONCRETE: 80
STRENGTH: 3600psi @ 28 DAYS TRUCK NO: 6-3 TICKET NO: N/A
SLUMP: 5" AIR CONTENT(%): 4.2
AIR: 4.0% LOCATION OF PLACEMENT:
METHOD OF TEST: ASTM C-39 Paving and curb Brttanny Street, 5' south of
ASTM C-143 Breanna Street and 10' west of curb
REPORT OF TESTS
CONCRETE COMPRESSIVE STRENGTH - 6 X 12 CYLINDERS
CYLINDER MEASURED MAXIMUM COMPRESSIVE
MAR KED SLUMP DATE AGE LOAD STRENGTH
SET NO. ~inches} TESTED (days) (lbs. force) (psi) REMARKS
1 1 4.00 4/29/94 7 78000 2760
1 2 4.00 4/29/94 7 78500 2780
1 3 5/20/94 28
1 4 5/20/94 28
Technician: James Ledbetter Started: 06:00AM Stopped: 09:00AM
Report Distribution:
(1) RBR, Inc. Southwestern Labor~_~ori~.~,
(1) COl Engineering
(1) Parco UtJtJtie$, Inc.
(1) cfty of Coppell F. King E.
Oflj~lr letters and reports are for the exclusive use of the client to whom they are addressed and shall not be reDroduced except in
1001 CME nJi witl~out the approval of the testincJ laboratory. The use of our name must receve our written approval. Our etters and reports
apDly only to the samole testecl and/Or msioecte~l, and are not indicative of the Quantities of aooarently identical or s~mdar products.
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.: 99399
PROJECT: River Ridge Addition DATE OF SERVICE: 4/28/94
Coppell, Texas AUTHORIZATION:
REPORT DATE: 4/29/94
SERVICES: Perform in-place density and moisture content tests to determine the degree
of field compaction.
PROJECT DATA MOISTURE/DENSITY RELATIONS
CONTRACTOR: PaLco OPTIMUM MAXIMUM
MATERIALS MOISTURE % DENSITY r)cf
TEST OF: House Pads Subgrade 98103-Tannish brown clay 22.0 99.0
98102-See remarks 18.5 108.5
94921-See remarks 13.0 120.5
METHOD OF TEST:
DENSITY: ASTM D 2922 SPECIFICATION
MOISTURE: ASTM D 3017 DENSITY: 95Z MIN. DENSITY MOISTURE: NONE
REPORT OF TESTS
FIELD OPTIMUM FIELD MAXIMUM
TEST MOISTURE MOISTURE DENSITY DENSITY DENSITY
NO LOCATION (%1 (%1 (PcB (PcB (% max)
1 Block C, lot 10, subgrade 25 3 22 0 94.2 99.0 95
2 Block C lot 2 subgrade 22 7 22 0 98.1 99.0 99
3 Block C lot 1 subgrade 18 0 18 5 103.2 108.5 95
4 Block C lot 3 subgrade 24 8 22 0 95.0 99.0 96
5 Block A, lot 1 subgrade 15 7 18 5 103.9 108.5 96
6 Block A lot 2 suhgrade 17 6 18 5 103.3 108.5 95
7 Block A, lot 3 subgrade 16 1 18 5 108.3 108.5 100
Report Of Tests Continued On Page 2
Our letters and reports are for the exclusive use of the client to whom they are addressed and shall not be reDroduced exceot in
1007 JM full without the ~koproval of the testtng {aboratory. The use of our name must receive our written approval Our letters and reports
aDply only to the sample tested and/o, inspecte~l, and are not indicative of the quantities of apoarently identical or similar products.
RBR, Inc. REPORT NO. 99399
CLIENT NO. 3452351 PAGE 2
DATE OF SERVICE: 4/28/94
REPORT OF TESTS (CCtinuM)
FIELD OPTIMUM FIELD MAXIMUM
TEST MOISTURE MOISTURE DENSITY DENSITY DENSITY
NO LOCA~ON (%) (%) (Pcfl ~Pcfl (% m~)
8. Block A, lot 4, subgrade 14.1 18.5 105.3 108.5 97
9. Block A, lot 5, subgrade 13.9 18.5 107.0 108.5 99
10 Block A, lot 6, subgrade 14.3 18 5 109.5 108.5 101
11 Block A, lot 7, subgrade 16.9 18 5 108.5 108.5 100
12 Block A, lot 8, subgrade 15.7 18 5 107.8 108.5 99
13 Block A, lot 9, subgrade 20.1 18 5 103.6 108.5 95
14 Block A, lot 10 subgrade 13 1 13 0 116.6 120.5 97
15 Block A, lot 11 subgrade 14 7 13 0 114.5 120.5 95
16 Block A, lot 12 subgrade 15 3 13 0 114.9 120.5 95
17 Block A, lot 13 subgrade 14 6 13.0 114.5 120.5 95
18 Block A, lot 14 subgrade 12 2 13.0 115.6 120.5 96
19 Block A, lot 15 subgrade 14 4 13.0 115.7 120.5 96
Test results on this report meet project
specifications as noted on page 1.
ADDITIONAL COMMENTS:
98102-Brown~ shaley clay with gravel.
94921-Tan and gray shaley sandy clay with gravel.
T®chniclan: Charles Shurtleff Started: 2: 30PM Stopped: 6:00PM
Report(1)(1)(1) PaCco cc~ RBR,Distribution: Engineering Inc. Uti [ities, Inc. S°uthwesterT~c'
(1) City of Coppe[[ F. Kin~g Cook, P.E.
Our letters and reports are for the exclusive use of the client to whom they are ad~lressecl aqd shall not b.e r_eprqd.u, ced exc. ept
1007 JM ful without the approval of the testl~cj Iai=oratory. The use of our name m. ust recew.e, our .writtem al3prov, m.. u~.r ~e~pr$. and repo_~s
a~Dly only to the sample tested and/or inspectei:l, and are not md catlve OT the quantEies ol apDarently ~oen~cal or s~m.ar proouc[s.