This article appeared in the
Winter 2004
Vol. 28, No.3 issue of Viewpoint.

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Extended hours, 
extended risks?

Should commercial lines underwriting 
and rating reflect a “24/7” world?

In today’s business world, “9 to 5” is rapidly giving way to “24/7.”

In place of “Mom and Pop” grocery stores run by proprietors who closed around 6 p.m., underwriters now encounter 24-hour mini-marts run by low-wage hired help that turns over quickly, especially on the late-night shifts.

One can give countless other examples of how commercial operations are operating longer and later into the evening. Should the underwriting and pricing of commercial property and liability insurance be changed to reflect the growth of “extended hours” operations?

To date, there is little evidence that it has. Commercial property underwriting and rating is still based primarily on the well-known “COPE” factors--construction, occupancy, (fire) protection, and external exposures.

Similarly, commercial liability underwriting and rating is based on established factors like square footage, number of employees, and revenue, all considered reflections of the size and scope of an enterprise.

Is it time, however, to start asking: How long is an enterprise in operation during the day? How long are employees expected to work?

Along the same line: What hours, daytime or nighttime, is an enterprise in operation? What hours are employees required to work?

It is not yet clear that such a change is needed.

Experts claim that “extended hours” operations pose greater risk for damage and injury, and intuition would suggest that fatigue, darkness, and disruption of body rhythms would increase the level of risk.

But data collection for extended hours risk is in its infancy. For now, insurers will have to draw inferences from employment data not directly related to property or third-party risk.

Working long and late

According to data from the U.S. Bureau of Labor Statistics, approximately 24 million U.S. workers, one-fifth of the work force, work outside the hours of 7 a.m. to 7 p.m. That number is more than double the total a decade ago.

“Half of these [workers] are in white-collar occupations, including health care, technology, customer service, retail, and media,” reports Circadian Technologies, Lexington, Mass., a research and consulting firm that specializes in extended hours operations (see www.circadian.com). “This number is expected to grow as more corporations and institutions move to round-the-clock operations.”

Overtime hours in manufacturing increased by a record 48% in the 1990s, according to a February 2000 report in the Monthly Labor Review, published by the Bureau of Labor Statistics (BLS).

Who’s liable when they
drive home late? 

Are any of your commercial insureds one of those firms that expect employees to work long and late? Do any of them encourage employees who are eager to work long shifts, either for financial gain or to prove themselves?

If so, you should know that employers are increasingly finding themselves liable for substantial judgments in cases where fatigued employees kill or injure other people in auto accidents.

McDonald’s Corporation was found liable in one such case that occurred when one of its restaurant employees killed another motorist while driving home after three consecutive shifts.

In such cases, employers have been found at least partly at fault when the circumstances of an employee’s work contribute to fatigue that causes an accident.

In effect, decisions to run “lean and mean” on staff can create new premises and operations exposures. In most cases, employers are uninsured for this new exposure.

Coverage under commercial auto policies typically does not extend to employees driving their own cars, and commercial general liability insurers have been protected by the standard auto exclusion.

So far, that exclusion has withstood court tests in such cases.

“Several states have examined whether the auto exclusion contained in a CGL policy applies to a claim for ‘negligent supervision’ against an employer for an auto accident involving its employee,” says attorney Randy Maniloff, a nationally recognized expert in commercial liability coverage.

“This is analogous to the situation of an employer that is sued for injuries that ensued after it allowed an employee to drive home fatigued after a long shift,” he continues. “Most, but not all, cases conclude that the auto exclusion applies to preclude coverage.”

“Historically, both employment and overtime increased as the U.S. economy emerged from recessions,” reads the report. “Since March 1991, employers appeared to rely more heavily on overtime than on hiring new employees.”

“If employers had hired new workers instead of increasing overtime, nearly twice as many production workers would have been hired.”

Similar trends are evident among white-collar and service workers, although not as precisely detailed.

Two trends, in particular, are increasing the fixed cost of labor and giving employers powerful incentive to rely on overtime rather than new hires:

  • The increased skill levels required for most jobs. “Training highly skilled workers is costly,” reads the BLS report, “especially if many of them may be laid off during the next recession.”

  • The escalating cost of health insurance. Many employers have been forced to scale back health coverage in the face of recent double-digit premium increases.

Working to excess?

The trend toward increased overtime appears to have accelerated during the so-called “jobless recovery” of 2003, according to Circadian Technologies.

The firm reports that overtime levels among workers in extended hours operations rose to an average of 12.6% over 40 hours per week in the first eight months of 2003, up from 11.9% a year earlier.

According to Circadian’s survey of 550 employers, overtime rates were above average in utilities, processing operations, services, and manufacturing. Overtime rates were above average in Pacific and Southwestern states, and below average elsewhere.

A work week 10-12% beyond 40 hours is a “reasonable” level of overtime, says Alex Kerin, a Circadian consultant.

“Many operations have employees whose work hours far exceed this limit,” Kerin says. According to Kerin, 20% of workers often put in 60% of overtime. Among other things, he says, “Excessive overtime can ultimately result in more fatigue-related accidents and injuries.”

When to sleep?

The connection between risk and fatigue would seem to be intuitive, as would the connection between risk and two other characteristics of extended hours operations: high rates of absenteeism and turnover.

Absenteeism among shift workers is twice the rate for workers during a standard work day, Circadian reports, and late-shift turnover is about three times the rate for day workers. Late shifts often operate short-handed with less-experienced personnel especially in newer shift work industries such as service and retail.

Besides these commonly recognized factors, other experts say that disruption of the body’s natural rhythms, regardless of how long a person has been working, impedes a person’s ability to function.

Lancet, the leading British medical journal, reported in 1998 that there was “clear evidence that safety is reduced during night work,” and that “it seems likely that increased injury rates at night reflect workers’ circadian rhythms.”

The report added that an increase in late shift accident rates toward the end of the week indicated that workers could not adjust their “body clocks.”

Reacting to these trends, a growing number of experts are calling sleep deprivation a public danger, and calling for employers to ensure that employees get adequate, regular sleep.

“Inadequate sleep is a major factor in human error, at least as important as drugs, alcohol, and equipment failure,” writes David Dinges, author of Sleep to Survive: How to Manage Sleep Deprivation.

Road rules

Commercial trucking is an area of commerce where hours of work and time of accidents are most carefully monitored, and the correlation has clearly been established between the length and lateness of driving and the frequency and severity of trucking accidents.

According to the Federal Motor Carrier Safety Administration (FMCSA), fatigue is a factor in 15% of fatal crashes involving trucks; inattention and mental lapses contribute to half of all such crashes.

With an eye toward reducing those accidents, the FMCSA in January 2004 implemented the first fundamental changes to hours-of-service regulations in more than 40 years.

The new rules increase the on-duty/off-duty work cycle from 18 hours to a normal 24-hour work cycle. They also increase the number of hours provided for sleep, mandate sufficient “weekends” (wherever they actually fall in the calendar), and include special provisions to address the effect of operations between midnight and 6 a.m.

How great a hazard?

When asked by Viewpoint if there is a connection between extended hours and injuries to third parties (e.g., customers) or first-party property loss, Kerin responded, “There certainly is. At night there’s not only an increased risk of an accident, there’s also an increased risk of a severe accident. [The person involved] is less likely to take the appropriate action.”

Kerin relates that some of the best-known manmade disasters--Bhopal, Chernobyl, the Exxon Valdez, and the Challenger explosion--involved decisions made at non-traditional working hours by people working long hours.

Circadian’s own research indicates that the number of accidents for shift workers is 1.2 times greater than that for traditional day workers. Among the most severe types of extended hours accidents cited by Kerin are releases of chemicals and pollutants, and improper mixing of pharmaceuticals.

There is little other research to demonstrate that extended hours increase the risk for commercial property and liability insurers, however. What research there is tends to focus on workers and come from outside the United States.

A 1999 report by the Alberta provincial bureau of human resources and employment considered the effects of 12-hour shifts as an alternative to 8-hour shifts.

“Of the studies examining extended 12-hour work shifts,” the report reads, “none have conclusively shown that such extended work hours compromise safety from the point of view of increased incident rates, reductions in job performance, or increases in error rates.

“Providing that adequate measures are taken, it seems that 12-hour work periods do not automatically create an unsafe workplace.”

Regarding work at night, however, the Alberta report found that “the poorest job performance consistently occurs on the night shift and the highest rate of industrial incidents (accidents) is usually found among shift workers.

“Catastrophic incidents do not happen at random throughout the day; they are more likely at times when workers are most prone to sleep, between midnight and 6 a.m. and between 1 and 3 p.m.”

Similarly, a Scandinavian journal reported in 1998 that the accident rate for workers on a night shift was nearly double that for the day shift.

Who’s counting?

It is significant that spokesmen for Liberty Mutual, the nation’s leading writer of workers compensation insurance, were not aware of any particular research or data related to extended hours risk for either its workers comp or other property/casualty lines.

It is also significant that the Bureau of Labor Statistics, responding to a 2002 directive from the Occupational Safety and Health Administration (OSHA), is just beginning to collect data on the time of day an accident occurred, and the time of day the workers involved started working.

“People are seeking to determine if there’s a fatigue factor,” says Jim Barnhardt, acting division chief for safety and health statistics for the BLS. “There just hasn’t been any hard data out there. Now we’re going to collect it.”

As anyone familiar with statistical reporting knows, changes in data gathering are complex and costly. It helps to know beforehand whether the effort will pay off in meaningful distinctions.

As it is, most insurers record the time of day that a loss occurred when taking a claim, says Kerin, but few analyze that data. “Even in workers comp there’s no allowance [in rating] for increased hours for night versus day workers,” he says.

Nor is there any allowance under most workers comp rating plans for a company’s reliance on overtime work, according to Bob Conger, a principal and consulting actuary with Tillinghast-Towers Perrin, the international actuarial consulting firm.

Workers comp rating plans are usually based on payroll, Conger says, but no distinction is made for the “time and a half” typically paid for overtime work. “The exposure base typically assumes that every hour is equally risky,” he says.

Conger adds that he knows of no efforts to incorporate extended hours as a rating factor in other commercial lines.

Given that the surge in extended hours operation is quite recent, “there may not be enough of a track record in claims” to establish the necessary correlation between hours and losses, he says.

Still, Conger says he is intrigued by the idea of rating for extended hours. “Employers are looking to get 120% of the output from 80% of the workforce,” he says, “and insurers are always looking for ways to differentiate their rating [from competitors].”

As always, it's underwriting

For now, however, insurers will have to rely on underwriting assessments to determine if extended hours utilized by commercial insureds cause them to become qualitatively different risks.

To that end, it will help underwriters to know what Circadian Technologies advises employers:

  • Beware of an excessive reliance on overtime.

  • Establish an annual overtime cap of 300-350 hours per year per employee, depending on the type and risk of their job.

  • Account for the effect of the time of day. Recognize that virtually every human, no matter how conditioned, operates at a “low ebb” between 3 a.m. and 6 a.m.

  • Avoid double shifts.

  • Beware of “overtime hogs,” employees who work excessively for financial gain or to prove themselves.

  • Avoid random shift scheduling.

If current trends continue, commercial carriers will have to ask not only what their insureds do, but when they do it, and for how long. 

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