Product ID:READY-MIX CONCRETE
MSDS Date:07/01/1988
FSC:5610
NIIN:00N068589
MSDS Number: CBJBK

CENTRAL CONCRETE SUPPLY CO INC

610 MCKENDRIE STREET
SAN JOSE, CA 95110-1565
US

Emergency Phone: 415-449-4334

Info Phone: 408-293-8272

Preparer: JEFF A FORTIN

Cage: JO264

CENTRAL CONCRETE SUPPLY CO INC

SAN JOSE, CA 95110-1565 US

Telephone: 408-293-8272

Cage: JO264

PORTLAND CEMENT

CAS: 65997-15-1

RTECS: VV8770000

OSHA PEL 50 MPPCF; Z-3

ACGIH TLV: 10 MG/M3 TDUST

SAND

OSHA PEL 50 MPPCF; Z-3

ACGIH TLV: 10 MG/M3 TDUST

GRAVEL

OSHA PEL N/K

ACGIH TLV: N/K

SILICA, CRYSTALLINE - QUARTZ; (QUARTZ)

CAS: 14808-60-7

RTECS: VV7330000

OSHA PEL N/K

ACGIH TLV: N/K

COAL FLY ASH; (FLY ASH)

CAS: 68131-74-8

RTECS: GF8285000

OSHA PEL N/K

ACGIH TLV: N/K

WATER

CAS: 7732-18-5

RTECS: ZC0110000

OSHA PEL N/K

ACGIH TLV: N/K

HEAVY METALS

Fraction By Weight: TRACE

OSHA PEL N/K

ACGIH TLV: N/K

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:NO Skin:YES Ingestion:NO
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:WET PORTLAND CEMENT CONCRETE IN
PLASTIC STATE CAN DRY THE SKIN AND CAUSE ALKALI IRRITATION.
Explanation of Carcinogenicity:SILICA, CRYSTALLINE-QUARTZ:IARC MONO,
SUPP. VOL 7, PG 341, 1987: GROUP 2A. NTP 7TH ANNUAL REPORT ON
CARCINS, (SUPDAT)
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:SKIN: EXPOSED SKIN SHOULD BE WASHED W/SOAP & WATER. EYE:
IRRIGATE IMMEDIATELY & REPEATEDLY W/CLEAN WATER FOR AT LEAST 15
MINUTES. SEEK MEDICAL ATTENTION IF PERSISTENT IRRITATION OF SKIN OR
EYES. INHAL : REMOVE TO FRESH AIR. SUPPORT BREATHING(GIVE O*2/ARTF
RESP). INGEST: CALL MD IMMEDIATELY.

Flash Point:NONCOMBUSTIBLE
Extinguishing Media:USE MEDIA SUITABLE FOR SURROUNDING FIRE.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT.
Unusual Fire/Explosion Hazard:PORTLAND CEMENT IS NOT EXPLOSIVE.

Spill Release Procedures:NONE SPECIFIED BY MANUFACTURER.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:NONE SPECIFIED BY MANUFACTURER.
Other Precautions:PORTLAND CEMENT - AGGREGATE MIXES, WHEN MIXED WITH
WATER TO PRODUCE CONCRETE, FORM A BINDER BASICALLY OF CALCIUM
SILICATE HYDRATES WHICH ARE CONSIDERED AKLALINE DURING THE REACTION
PROCESS.

Respiratory Protection:USE NIOSH/MSHA APPROVED RESPIRATOR APPROPRIATE
FOR EXPOSURE OF CONCERN.
Ventilation:NONE SPECIFIED BY MANUFACTURER.
Protective Gloves:IMPERVIOUS GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGS.
Other Protective Equipment:ANSI APPRVD EMER EYEWASH & DELUGE SHOWER.
PROT CLTHG & BOOTS SHOULD BE WORN TO AVOID PRLNGD SKIN CONT
W/CONCRETE.
Work Hygienic Practices:AFTER WORK IS COMPLETED, WORKER SHOULD SHOWER
W/SOAP & WATER.
Supplemental Safety and Health
EXPLAN OF CARCINS: 1994: ANTICIPATED TO BE CARCINOGEN.

Appearance and Odor:WET MASS OF PORTLAND CEMENT & FINE & COARSE
AGGREGATE W/LITTLE OR NO ODOR.

Stability Indicator/Materials to Avoid:YES
NONE SPECIFIED BY MANUFACTURER.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:CONCRETE WILL NOT DECOMPOSE IN
HAZARDOUS BY-PRODUCTS.

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE W/LOCAL, STATE &
FEDERAL REGULATIONS.

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.