HomeMy WebLinkAboutCT 05-06; CASSIA PROFESSIONAL OFFICES; SUBGRADE TESTS; 2008-01-25•CT -
. SOIL & TESTING, INC. Sh Diego Office Indic) Office,
0 1 0 Fl F P.O. Box 60062/ P110 Fl 1- 83-740 Citrus Acr.ue (61.9) 280-4321 (760) 775-5983 San Diego, CA 92r160-0627
Sure G. V TOLS. FREE TOLL FREE 2 -(877) 215-4321 6280 Riverdale Street (877) 215-4321 Indio, CA 92201-3438 Sar.Diego, CA 92120 F . FAX FAX (619) 280-4717 www.scst.com . (760) 775-8362 www.scst.com O -.--.'••••-
January 25,008 .. • - SCS&T No. 0711140
Report No. 8.
Mr. Patrick O'Day -
O'Day Consultants
2710 Loker Avenue West
Carlsbad, California 92008
.
Subject: SUBGRADE TESTS
EL CAMINO REAL WIDENING AT-CASSIA ROAD
- . 2020 CASSIA ROAD .
CARLSBAD, CALIFORNIA
Dear Mr; O'Day: . .. -
In accordance with a request from Erik Nelson of Pacific Building Group this letter has been
prepared in order to transmitthe results of the-in-place density tests performd on the subgradé for
. the subject project. Tests were performed on December 26, 2007, January 18, 2008 and January
19, 2008. The tests performed in Deáember req4ired retesting after the subgrade was disturbed
from the utilities)located adjacent to the road being lowered. Preparation of the subgradeincluded.
removal of wet material where possible and the plaôemerit of stabilizing fabric. A summary of the in
placed density,testjirftFned on the subgrade is shown on Figure 1
This opporunity<fd be ofto\fes\ional service is sincerely appreciated
SOUTHE$* OALlFOR441ASI3U& TESTING, INC.
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Senior Engineet— - •
GBF:kv . • . • •
(2) Addressee - • • • (1) 0' Day Consultants Attention: Andy Van. Loy via e-mail at andwodayconsultants.com'
(1) Pacific Building Group Attention Erik Nelson via e-mail at ErikpacificbuildinQcIrouØ.com
S
JOB NAME: El Camino Real Road Widening H JOB NUMBER: OI114O
IN-PLACE DENSITY TESTS
TEST ELEVATION MOISTURE DRY DENSITY SOIL RELCOMP.
NO. DATE LOCATION (feet,MSL) (percent) (p.c.f.) TYPE (percent) Subrade
. #N/A SG1 12/26/07 El Camino Real, Station 267+60 Subgrade 11.5 .111.4 lMP1 96.0 SG2 12/26/07 El Camino Real, Station 267+15 Subgrade
- 13.2 117.6 1 96.9 SG3 12126/07 El Camiiio Real, Station 266+50 Subgrade : 12.4 116.9 1 96.4 SG4 12/26/07 El Camino Real, Station 266+00 Subgrade 12.9 110.8- lMP1 95.5 SG5 12/26/07 El Camino Real, Station 265+25 Subgrade 12.0 114.5 lMP1 98.7 SG6 12/26/07 El Camino Real, Station 264+50 Subgrade 13.2 112.1 IMPi 96.6 SG7 12/26/07. El Camino Real, Station 263+75 - Subgrade 10.8 119.7 1. 98.7 SG8 12I2/07 El Camino Real, Station 262+50 Subgrade 15.7 . 113.5 3 96.2 SG9 1.2/26/07 El Camino Real, Station 261+25 Subgrade 16.0 .113.7 3 96.4 SG1O -1/18/08 El Camino Real, Station 263+50 Subgrade . 9.0 122.1 B 96.9 SG11 1/18/08 El Camino Real, Station 265+00 Subgrade . . 8.0 - 120.2 - Bi 95.4 SG12 1/18/08 El Camino Real, Station 262+00 Subgrade . 9.2 120.0 .. Bi 95.2 SG13 1/19/08 El Camino Real, Station 268+00 Subgrade 7.9 . 116.9 132 95.0 SG14 1/19/08 El Camino Real,Statiôn267+00 Subgrade 7.7 117.7 B2 95.7 5G15 1/19/08 El Camino Real, Station 266+00 Subgrade . 8.0 117.2 132 95.3 SG16 1/19/08 El Camino Real, Station 265+00 - Subgrade. 7.5 . 118.0 B2 95.9 SG17 1/19/08 El Camino Real, Station 264+00 Subgrade 7.2 117.2 132 95.3 SG18 1/19/08 El Camino Real, Station 263+00 Subgrade 7.7 116.7 132 . 94.9 SGI9 1/19/08 El Camino Real, Station 262+00 Subgrade 7.1 117.3 B2 95.4 . MAXIMUM DENSITY ANDo.PTlMuMMQlSTuRE..$uMMARY (AST Soil . .- . . - . Maximum Optimum - Type - - Soil Description . S Density, pef Moisture%
1 Light Brown to Gray Silty Sand 121.3 10.9 3 Yellow Clayey, Silty Sand . -. - . 118.0 - 9.6 IMPI Light Brown to Tan Silty Sand- ,.. . 116.0 , 12.7 Bi . Recycled Class-11. Base - . . 126.0 8.4 B2 Recycled Class II Base . . - . 123.0 . 10.0
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