№ lp_1_2_70423
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This document summarizes incidents of silica fibre breaks during the construction and installation of advanced LIGO suspension systems, detailing the root causes and design changes to prevent further occurrences.
Year:
2016
Region / City:
Pasadena, California / Glasgow, UK
Topic:
Fibre breaks in suspension systems
Document Type:
Internal working note
Institution:
LIGO Laboratory, California Institute of Technology, University of Glasgow
Authors:
A. S. Bell, G. Hammond, J. Hough, K. Strain, N. Robertson, S. Rowan
Target Audience:
LIGO Scientific Collaboration
Date of Approval:
11th January 2016
Date of Changes:
Not specified
Period of Action:
2011–2013
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Year:
2016
Region / City:
LHO Corner Station
Subject:
Installation acceptance review, systems engineering
Document Type:
Technical Report
Organization:
LIGO Laboratory
Author:
LIGO Systems Engineering
Target Audience:
LIGO engineering and installation teams
Period of Validity:
N/A
Approval Date:
2016
Date of Changes:
N/A
Year:
2018
Organization:
LIGO Laboratory / LIGO Scientific Collaboration
Document ID:
LIGO-T1800302-v1
Author:
K. Thorne; R. Bork
Date:
June 27, 2018
Institution:
California Institute of Technology
Note:
Institution
Massachusetts Institute of Technology
Related Facilities:
LIGO Hanford Observatory; LIGO Livingston Observatory
Subject:
Computer hardware for aLIGO control and data acquisition systems
Document Type:
Internal working note
System:
Advanced LIGO (aLIGO) CDS front-end computers
Hardware Components:
Motherboards; processors; PCIe adapters; reflective memory systems
Hardware Vendors:
Supermicro; Intel
Processor Families:
Intel Xeon X5680; Intel Xeon E5-2690 v2; Intel Xeon E5-1650 v4; Intel Xeon E5-1660 v4; Intel Xeon E5-2660 v3; Intel Xeon E5-2640 v4
Hardware Period Covered:
2011–2018
Computing Environment:
Linux real-time control systems
Distribution:
LIGO Scientific Collaboration
Year:
2024
Region / city:
California
Topic:
Occupational health, workplace safety
Document type:
Regulatory model plan
Agency/organization:
Cal/OSHA
Author:
State of California, Department of Industrial Relations
Target audience:
Employers in general industry
Effective period:
From December 29, 2023
Approval date:
Not specified
Modification date:
Not specified
Note:
Year
Topic:
Respirable Crystalline Silica Program, Occupational Safety
Document Type:
Safety Program
Organization / Institution:
Penn State University
Author:
Penn State Environmental Health and Safety (EHS)
Target Audience:
Penn State employees, faculty, students, researchers, and affiliates
Effective Period:
Ongoing
Year:
2019
Region / City:
California
Topic:
Silica Exposure Control in Construction
Document Type:
Template
Organization / Institution:
California Occupational Safety and Health Administration (Cal OSHA)
Author:
Cal OSHA
Target Audience:
Employers in the construction industry
Effective Period:
Ongoing
Approval Date:
December 2019
Amendment Date:
Not specified
Document type:
Bid notice and invitation to bid
Bid number:
2023-25-04
Procuring entity:
City of Mansfield, Texas
Issuing authority:
City Council of Mansfield
Subject:
Purchase, delivery, installation, and disposal of granular activated carbon filter media and silica sand
Facility:
Bud Ervin Water Treatment Plant
Location:
Mansfield, Texas
Bid submission deadline:
December 19, 2023, 2:00 P.M.
Bid opening method:
Public opening and reading aloud
Contract duration:
Single award for specified delivery and services
Award criteria:
Best value based on price, delivery schedule, quality, reputation, compliance, past relationship, legal compliance, and long-term cost
Bid submission method:
Sealed bids only
Exclusions:
Emailed and faxed bids not accepted
Advertisement publication:
Fort Worth Star-Telegram
Advertisement dates:
December 3, 2023; December 10, 2023
Year:
2018
Note:
Region / City
Topic:
Silica Exposure Control, Stone Industry
Document Type:
Template, Safety Plan
Organization / Institution:
Natural Stone Institute
Target Audience:
Stone cutting and fabrication companies
Year:
2020
Jurisdiction:
Victoria, Australia
Document type:
Regulatory Impact Statement
Subject:
Occupational health and safety regulation
Focus:
Respirable crystalline silica exposure
Industry sectors:
Construction, manufacturing, stonemasonry, earth resources
Regulatory framework:
Occupational Health and Safety Act 2004
Proposed regulation:
Occupational Health and Safety Regulations 2017 amendments
Issuing body:
WorkSafe Victoria
Contributing authority:
Better Regulation Victoria
Consultation:
Stakeholder consultation undertaken
Health risks addressed:
Silicosis and silica-related diseases
Affected materials:
Engineered stone, stone, concrete, bricks, tiles
Relevant period:
2019–2021
Proposed commencement:
2021
Year:
2019
Region / City:
California
Topic:
Silica Exposure Control
Document Type:
Template
Institution:
Cal/OSHA
Target Audience:
Employers, Occupational Safety Managers
Period of Validity:
Ongoing
Approval Date:
December 2019
Date of Last Review:
[Type the date of last review]
Date of Changes:
N/A
Year:
2026
Region / City:
Upstream oil and gas industry
Topic:
Silica exposure management
Document Type:
Template
Organization:
Enform
Author:
Not specified
Target Audience:
Industry professionals (oil and gas workers, supervisors, contractors)
Effective Period:
Not specified
Approval Date:
Not specified
Date of Changes:
Not specified
Note:
Year
Document Type:
Template
Year:
2026
Region / City:
United States
Topic:
Occupational Health and Safety
Document Type:
Safety Program
Organization / Agency:
Occupational Safety and Health Administration (OSHA)
Target Audience:
Construction employees, project managers, safety personnel
Applicable Standard:
OSHA Respirable Crystalline Silica Construction Standard 29 CFR 1926.1153
Scope:
All construction work with potential exposure to respirable crystalline silica
Responsibilities:
Safety Department, Project Manager, Competent Person, Employees
Control Measures:
Exposure Control Plan (ECP), monitoring, PPE, training, medical surveillance
Note:
Year
Year:
2023
Region / City:
Not specified
Topic:
Immunology, Cytotoxicity, Flow Cytometry
Document Type:
Research Supplementary Figures
Author:
Not specified
Target Audience:
Researchers, Immunologists
Period of Validity:
Not specified
Approval Date:
Not specified
Modification Date:
Not specified
Year:
2023
Region / city:
Cincinnati, OH, USA
Topic:
Airborne dust, crystalline silica, laboratory testing, sampling efficiency
Document type:
Research article
Institution:
Centers for Disease Control and Prevention (CDC), National Institute for Occupational Safety and Health (NIOSH)
Author:
Drew Thompson, Chaolong Qi
Target audience:
Researchers, occupational health professionals
Date of approval:
N/A
Date of modifications:
N/A
Year:
2025
Region / city:
Waterford, N.Y.; Havre de Grace, Md.
Industry:
Specialty chemicals
Document type:
Press release
Organization:
Evonik Industries AG
Author:
Not specified
Target audience:
Industry professionals, stakeholders in chemical production
Action period:
2025-2026
Approval date:
January 17, 2025
Date of changes:
Not specified
Contextual description:
Press release announcing the closure of two silica production plants in North America as part of a strategic optimization to enhance operational efficiency.
Year:
2012-2014
Region / location:
New Zealand (Dunedin, Campbell Island, Catlins, Greymouth, Southland), Tasmania
Subject:
Molecular biology, DNA extraction, PCR purification
Document type:
Research protocol
Institution:
University of Otago, Department of Botany
Author:
Summerfield T. C.
Target audience:
Researchers in molecular biology and mycology
Methods referenced:
Cubero et al. (1999), Summerfield (2003), Ye et al. (2004)
Specimen details:
Voucher specimens with collection dates and locations, held at Otago Regional Herbarium and Department of Conservation
Materials:
EconoSpin® All-In-One Mini Spin Columns, homemade buffers (PEX, WS, EB)
Procedures included:
Sample preparation, tissue disruption, cell lysis, chloroform extraction, spin-column purification of DNA and PCR products
Equipment:
Microcentrifuge, NanoDrop 1000 Spectrophotometer
Reference genome type:
Genomic DNA from lichens and other fungi
Year:
2025
Region:
Neath Port Talbot County Borough
Topic:
Social care services for children with disabilities
Document Type:
Consultation paper
Organization:
Neath Port Talbot County Borough Council
Target Audience:
Children with disabilities, young people, parent carers, stakeholders
Consultation Period:
28 April 2025 – 27 July 2025
Services Covered:
Family Link, Park House
Purpose:
Proposal to expand and potentially bring overnight short break services under direct Council provision
Assessment:
Children and young people assessed through Children’s Social Services
Year:
2024
Region / city:
Geneva
Topic:
International Health Regulations, WHO, Global Governance, Health Policy
Document type:
Report
Organization:
WHO
Author:
kla.tv
Target audience:
General public, policy analysts, legal experts
Period of validity:
2024
Approval date:
June 1, 2024
Date of changes:
June 1, 2024
Year:
2026
Location:
Macon, Georgia, USA
Topic:
Health care, Intellectual and developmental disabilities
Document type:
Press release
Organization:
Georgia Department of Behavioral Health and Developmental Disabilities (DBHDD)
Partners:
Mercer University, River Edge Behavioral Health
Facility size:
34,000 square feet
Expected opening:
January 2025
Services offered:
Behavioral health assessments, dentistry, psychiatry, neurology, physical therapy, occupational therapy, speech and language pathology, ophthalmology, outpatient care
Target audience:
Adults with intellectual and developmental disabilities in Georgia