California Water Treatment Operator Canned for Ash Trade - McGraw-Hill Construction | ENR
Keywords: ENR, equipment & materials, engineering news-record, analysis, news articles, construction industry, government, business conditions
Full Article Price:
$4.95
Delivery: Immediate Online Access
Publication Date: 03-NOV-05
Format: XML document
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Article Description| The Sacramento-based California Regional Water Quality Control Board (WQCB) and the state Dept. of Health Services (DHS) are investigating how plant personnel used fly ash, a grayish cinder used as a concrete additive, instead of soda ash. The latter, a lighter colored sodium carbonite, is used to add alkalinity and help in coagulation and flocculation. Elevated turbidity levels on October 19 ... |
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