Confined Spaces


Georgia Issues Combustible Dust Safety Regulation

Insurance and Safety Fire Commissioner John Oxendine said the rule is intended to prevent any more incidents like the Port Wentworth Imperial Sugar explosion last month.

OSHA Unwraps Combustible Dust Topics Page

The page, unveiled by agency chief Edwin Foulke Jr., links to the current National Emphasis Program, a bulletin on dust hazards, and several relevant standards.

Oregon OSHA Fines Siemens $10,500 after Wind Turbine Fatality

The investigation found no structural problems with the tower; rather, the tragedy was the result of a system that allowed the operator to restart the turbine after service while the blades were locked in a hazardous position, according to the agency.

ASSE Joins Chorus Against Construction Confined Spaces Rule

Michael W. Thompson, CSP, president of the 32,000-member association, wrote Feb. 26 that the proposal "fails to recognize current safety practices that are widely understood and have proven successful."

Critics Rip OSHA's Construction Confined Space Standard

Its comment deadline is a week away, and the ones posted so far complain it is confusing, unneeded, and burdensome.

30-Day Extension for Comments on Construction

Three contractor organizations wanted even more time. OSHA now will take comments until Feb. 28.

Cape Cod Contractor Faces $34,200 in Fines for Nantucket Cave-in

"Employees should never be allowed into an excavation until it is properly and effectively protected against collapse," said Brenda Gordon, OSHA's area director in Braintree, Mass.

OSHA Issues Construction Confined Spaces Rule

Four classifications of spaces are proposed; comments due by Jan. 28, 2008.



Rescue Requirements

R-E-S-C-U-E. The Merriam-Webster Dictionary defines rescue as "to free from danger, harm or confinement." Confined space rescue can be a very dangerous act. Statistics show that more than 60 percent of those who die in confined spaces are people attempting to perform a rescue.

Entering Unforgiving Territory

The day began like any other for an experienced contractor of 15 years. He left his house at 7 a.m. to perform storage tank maintenance at a local chemical plant. This was a very routine task, one he had performed hundreds of times. As he kissed his wife and two young children goodbye, he anticipated being done early this day and told them that he would see them for dinner. As he backed his car down the driveway, he honked the horn and waved goodbye. Sadly, this was the last time he would ever see his family.

Two New MSHA Rules Affect Coal Mine Rescues

Safety committee chairmen in both houses of Congress want answers from MSHA about the Crandall Canyon mine disaster Aug. 6, which claimed nine lives in all. MSHA has already appointed its own investigative team.

Getting Ready for Rescue

THE American Federation of State, County and Municipal Employees (AFSCME) defines a confined space as an area that has limited openings for entry and exit, has poor natural ventilation that can pose serious risks, and is not designed for continuous occupancy by workers. Workers in various industries are required to inspect, clean, test, and maintain these spaces, making it incredibly important that proper safety precautions are in place to prevent injuries from falls. Confined spaces (such as sewers, tanks, or manholes) are one of the most challenging rescue situations. Access can be difficult given small openings and a lack of space. Along with these concerns, confined spaces often present additional risks, such as the lack of oxygen or noxious air that makes immediate rescue a priority.

High-Stakes Helpers

WHEN power plants, oil refineries, and food processing, pharmaceutical, chemical, paint, and plastic plants need to have major service, that work is called a plant turnaround. These times without production are both high stress and high cost, in terms of labor as well as lost production revenue. The positive side can be substantial: increased equipment reliability and a lower risk that broken equipment will cause an unscheduled outage or catastrophic accident.

The Long Debate Over Belt Air

LAST year's spike in mining accidents, which began with the Sago mine explosion Jan. 2 and was followed 17 days later by two fatalities in a conveyor belt fire in the Aracoma Alma #1 mine, also in West Virginia, put a national spotlight on what Cecil E. Roberts, president of the United Mine Workers of America (UMWA), described in his speech before the Senate Committee on Health, Education, Labor and Pensions on March 2 as the Mine Safety and Health Administration's history of "inaction and chronically misdirected efforts."

Aviation Infiltration

DURING the majority of inspections and maintenance performed on aircraft fuel tanks, personnel must enter the interior of the tanks. This type of entry is defined as confined space entry and is regulated by the Occupational Safety and Health Administration. In these spaces, personnel can be potentially exposed to dangers such as oxygen deficiency and enrichment, explosive gases, and toxic effects from fuels and maintenance chemicals.

What You Don't Know . . .

FRANCIS Bacon, a philosopher, once said that "knowledge is power." While this saying can be applied to many different situations throughout life, it has added value when talking about confined spaces in the work area. It's important to have a knowledge and understanding of confined spaces because the lack of same could result in serious injury, including death.

Confined Spaces and Gas Detection

WHEN monitoring the atmosphere in a confined space, there are several important issues that need to be considered, reviewed, and managed. One of the major issues centers on air quality and what you are breathing, both prior to entry and during occupation of a confined space. You need to know what the oxygen content of the atmosphere is and whether there are explosive or toxic gases that could threaten the safety of the environment or, perhaps more importantly, your life.

Facing Unexpected Hazards

"IT showed something bad. . . . Come check this thing out, it showed something!" were the gasping utterances of a dirty, sweat-streaked, very excited (and obviously frightened) maintenance fellow. The multi-gas monitor, after months of use, had sounded an alarm that startled the crew while working in a tunnel.

Five-Gas Comes of Age

MULTI-GAS detectors designed for use in confined space entry (CSE) are often not enough to protect against all chemical vapor hazards in the workplace. In their standard configuration, these meters have sensors for oxygen depletion, combustible gases (lower explosive limit or LEL), carbon monoxide (CO), and hydrogen sulfide (H2S). Such sensors cover the most common hazards--such as fires from natural gas, propane, or gasoline leaks, and asphyxiation in confined spaces due to lack of oxygen.

Confined Space Entry, Part 5

CONFINED spaces can have many characteristics with numerous types of hazards. Escape from the roof of a burning building! Rescue from a swimming pool! Entrapment in a coal mine! Engulfment in an avalanche! Oxygen deficiency in a fuel tank! These are situations that are all too real to rescue personnel who conduct emergency rescue operations.

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