CENTRAL CONCRETE SUPPLY CO INC -- READY-MIX CONCRETE  -- 5610-00N068589
<pre>=====================  Product Identification  =====================

Product ID:READY-MIX CONCRETE
MSDS Date:07/01/1988
FSC:5610
NIIN:00N068589
MSDS Number: CBJBK
=== Responsible Party ===
Company Name:CENTRAL CONCRETE SUPPLY CO INC
Address:610 MCKENDRIE STREET
City:SAN JOSE
State:CA
ZIP:95110-1565
Country:US
Info Phone Num:408-293-8272
Emergency Phone Num:415-449-4334
Preparer's Name:JEFF A FORTIN
CAGE:JO264
=== Contractor Identification ===
Company Name:CENTRAL CONCRETE SUPPLY CO INC
Address:610 MCKENDRIE STREET
Box:City:SAN JOSE
State:CA
ZIP:95110-1565
Country:US
Phone:408-293-8272
CAGE:JO264

=============  Composition/Information on Ingredients  =============

Ingred Name:PORTLAND CEMENT
CAS:65997-15-1
RTECS #:VV8770000
OSHA PEL:50 MPPCF; Z-3
ACGIH TLV:10 MG/M3 TDUST

Ingred Name:SAND
OSHA PEL:50 MPPCF; Z-3
ACGIH TLV:10 MG/M3 TDUST

Ingred Name:GRAVEL
OSHA PEL:N/K 
ACGIH TLV:N/K 

Ingred Name:SILICA, CRYSTALLINE - QUARTZ; (QUARTZ)
CAS:14808-60-7
RTECS #:VV7330000
OSHA PEL:N/K 
ACGIH TLV:N/K 

Ingred Name:COAL FLY ASH; (FLY ASH)
CAS:68131-74-8
RTECS #:GF8285000
OSHA PEL:N/K 
ACGIH TLV:N/K 

Ingred Name:WATER
CAS:7732-18-5
RTECS #:ZC0110000
OSHA PEL:N/K 
ACGIH TLV:N/K 

Ingred Name:HEAVY METALS
Fraction by Wt: TRACE
OSHA PEL:N/K 
ACGIH TLV:N/K 

=====================  Hazards Identification  =====================

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 Measures  =======================

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.

=====================  Fire Fighting Measures  =====================

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.

==================  Accidental Release Measures  ==================

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

======================	Handling and Storage  ======================

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.

=============  Exposure Controls/Personal Protection  =============

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.

==================  Physical/Chemical Properties  ==================

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

=================  Stability and Reactivity Data  =================

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.

====================  Disposal Considerations  ====================

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

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