HomeMy WebLinkAbout; Monroe Street Widening; Monroe Street Widening; 1990-04-18SOUTHERN CALIFORNIA SOIL AND TESTING, INC.
6280 RIVERDALE ST. SAN DIEGO, CALIF. 9Z1ZD • TELE 2BD-43Z) • P.O. BOX ZD5Z7 SAN DIEGO, CALIF. 9Z1ZD
eva ENTERPRISE ST. ESCQNDIDD, CALIF. 92025 ELE 746-4544
-?^ril 18, 1990
City of Carlsbad, Engineering Department
2075 Las Palmas Drive
Carlsbad, Califomia 92009-4859
SCS&T 9021045
Report No. 1
Attention: Mr. Dick Cook
Reference: Southcoast Pit
Subject: Suitability Testing of Class II Aggregate Base
Gentlemen:
In accordance with your request, the subject testing has been performed on
material saitpled by our representative and received by our laboratory on
/^ril 12, 1990. Test results are submitted on the attached Tables,
We appreciate the opportunity to prcjvided our services in this matter.
Respectfully submitted,
SOUTHERN CALIFORNIA SOIL & TESTING, INC.
Russell Grant, Staff Engineer
RG:lc
cc: (4) Submitted
(1) SCS&T, Escondido
SOUTHERN CALIFDRNIA SOIL AND TESTING INC.
SCS&T 9021045 i^ril 18, 1990 Page 2
Table A SOUTffiXIAST PIT, CLASS II BASE
SIEVE ANALYSIS (ASTM C136), percent passing
Class II
Sieve Size Base
1" 100
3/4" 96
1/2" 86
3/8" 73
#4 48
#8 36
#16 24
#30 16
#50 12
#100 8
#200 6.0
SAND BQUIVaESn' (CAtaEST 217) 45
DURABILITY INDEX (CALTEST 229)
Factor, Coarse 46
Factor, Fine 31
Index 31
RESISTANCE "R" VALUE (CALTEST 301) 85
RESISTANCE TO ABRASION (ASTM 131)
% loss after 100 revolutions 5.2
% loss after 500 revolutions 20.9