How to Make the Crew's Path Safe on an Icy Property

Why this matters

The most common winter injury in a service shop is not on a roof. It is a tech carrying a tool bag and a part box up a customer's front steps at 7 a.m., stepping on ice hidden under an inch of new snow, and going down with both hands full. A broken wrist takes a tech off the board for six weeks or more. The fix is mostly decisions made in the first two minutes on site, before anything is carried.

Cold stress on the body is its own subject ('Cold Stress, Frostbite, and Hypothermia'). This card is the walk between the truck and the door.

Where the ice actually is

Ice on a residential property is not spread evenly. It collects in a handful of predictable places, and knowing them is most of the skill.

• Under fresh snow. Freezing rain or drizzle overnight, then snow on top, is the classic trap. The snow looks like traction and sits on a glaze.
• Downspout discharge. A downspout that empties onto or beside a walk refreezes there every night, often as a sheet several feet wide.
• North-side and shaded steps. Sun melts the open walk at noon; the shaded steps never see it, and the meltwater running onto them freezes as the afternoon drops.
• Under a roof edge without gutters. Drip lines freeze into ridges along the house.
• Where someone else shoveled. A cleared walk melts in the day and refreezes as clear ice by evening: black ice, which reads as wet pavement until you are on it.
• Steps and the top of a slope, where a slip turns into a fall onto an edge.

Step 1: Look at the site from the truck before getting out

Before opening the door, read the property: which way it faces, where the downspouts discharge, whether the walk was shoveled (and when, judging by the snow on the edges), whether there is a handrail, and where the customer actually enters. Many households use the garage or a side door and the front steps have not been walked all winter.

Why first: once you are out with your hands full you are committed to whatever route you started on. What breaks if skipped: you take the obvious route, which is often the one nobody uses because it is the worst.

Step 2: Put the traction cleats on at the truck

Slip-on traction cleats, studded or coiled, go on at the truck, standing on the running board or the truck floor, before your boots touch the ground. They cut through thin ice and packed snow and they are the single largest reduction in fall risk you control.

Two limits. Cleats are slippery on hard indoor floors and on smooth stone or metal, and they scratch wood and tile, so they come off at the door every time. And they do little on deep loose snow or on slush over ice, where the studs cannot reach a bite.

What breaks if skipped: a tech puts them on after the first slip, which is one slip too late.

Step 3: Walk the route empty and check for ice under the snow

Pick the route with the fewest steps and the most handholds, which is not always the shortest one. Walk it once carrying nothing. Where snow covers the surface, drag a boot heel through it every few feet, and probe the steps with the heel or the end of a snow brush. A heel that skids or scrapes clear to a shiny surface has found ice.

Why empty: the first pass is the inspection. Every hazard you find now is one you will not find with a 40 lb box in your arms. What breaks if skipped: you discover the glaze on the third step on the trip where you cannot see your feet.

Step 4: Ask before you put anything on their surface

If the route needs treatment, ask the customer before spreading anything. Rock salt and other deicers do real damage that the customer, not you, lives with:

• Concrete: salt brine soaks into the surface and makes freeze-thaw scaling worse, and concrete poured in the last year is most vulnerable. Deicers containing ammonium compounds attack concrete chemically.
• Pavers and natural stone: brine causes surface scaling and staining, and some paver makers warn against salt entirely.
• Plants and turf: chloride that washes off the walk browns lawn edges and kills shrub roots along the route.
• Pets, metal railings and door thresholds: salt is hard on paws and corrodes steel.

Rock salt also slows sharply in the teens Fahrenheit, so on a very cold morning it may not do much anyway. When the customer has their own product, use theirs. When you are unsure, or the surface is pavers or new concrete, use sand or the shop's traction grit: it gives grip without melting anything and without chemistry. Avoid clay kitty litter, which turns slick once wet.

Why ask: spreading salt on a customer's new stamped patio is property damage, done with good intentions. What breaks if skipped: a spring callback about a scaled walk you will never be able to disprove.

Step 5: Carry with a free hand, and make the extra trip

Every load is carried so one hand is free for the rail or for catching yourself. That means shoulder bags and backpacks over hand-carried totes, and a second trip instead of a stacked armload. A box you cannot see over is a box that hides the step. On steps, the free hand is on the rail on the way up and the way down.

For anything heavy, the truck's sled or a second person beats carrying it. On ice, a two-person carry needs both people on cleats and a called pace; one person slipping pulls the other off their feet.

What breaks if skipped: the fall itself. Most winter fractures are wrists and forearms, from hands that were full and then shot out too late.

Step 6: Change the route as the day changes it

A route that was safe at 8 a.m. may not be at 3 p.m. Snow you packed down on the way in melts in the sun and refreezes in shade. A dripping roof edge builds a ridge over the visit. Recheck the route before the last carry out, especially if the visit runs past mid-afternoon, and re-sand the spots you treated if they have glazed over.

Step 7: Tell the customer and note the conditions on the job

Before you leave, tell the customer what you found that they may not know: the downspout discharging onto the walk, the shaded steps that stay glazed, the missing handrail. Put it in the job note with a photo, and record what you treated and with what.

This is useful to the next tech sent to that address, and it is a factual record of conditions and what the crew did about them if anyone falls on that walk later, including the customer.

A worked example: no-heat call, 7:15 a.m.

The tech arrives at a no-heat call at 7:15 a.m. It is 22 F. Freezing drizzle fell until about 3 a.m., then 2 in of snow on top. The driveway has not been plowed, so the truck stays at the curb.

From the truck (step 1). Two routes. The front walk: 38 ft from the curb, then 3 steps up to the front door, no handrail, a downspout emptying beside the bottom step. The driveway to the side door: 55 ft, flat, 1 step at the door with a short rail. Both are under unbroken snow.

Cleats on (step 2). At the truck, before stepping down.

Walking it empty (step 3). The tech walks the front walk first because it is shorter. The heel drags clear to a glaze on all 3 steps and across a strip at the bottom about 4 ft wide, under the downspout. The walk between the curb and the steps scrapes to bare concrete. The tech then walks the driveway route: the heel finds a skin of ice in the tire ruts and packed snow elsewhere, and the cleats bite on both. The side step is dry under the snow.

The choice is the driveway, 55 ft against 38 ft. The shorter route has 3 glazed steps with nothing to hold; the longer one is flat, has 1 step with a rail, and the cleats grip all of it. Seventeen more feet of walking is cheap. Three icy steps carried up with a tool bag are not.

Asking (step 4). The customer says the driveway is new concrete, poured in September, and asks that nothing be put on it. The tech spreads sand from the truck's bucket over the tire-rut ice along the route and on the side step. No salt.

Carrying (step 5). Trip one: the tool backpack and the meter, one hand free. Diagnosis finds a failed draft inducer motor. The replacement is on the truck, so trip two brings it in its box, held against the chest with the other hand on the rail at the step. Two trips instead of one stacked carry.

Rechecking (step 6). The repair runs until 9:40. Before the last carry out, the tech rechecks the route: the sanded ruts still grip, nothing has melted yet at 24 F.

The note (step 7). "Front steps glazed under snow, downspout discharges onto bottom step and walk. No rail on front steps. Used driveway to side door. Sand spread on driveway ruts and side step at customer's request (new concrete, no salt). Customer advised to extend downspout away from walk." Photos of the front steps and the downspout attached.

What would change the call. If the side step had been glazed too, with no rail, the tech would have sanded it and, with no safe dry route at all, asked the customer to clear and treat a route before going in, holding the call in the truck rather than carrying across ice. If the furnace serves a household with an infant or an elderly occupant on a no-heat morning, the hold is short and the tech helps clear the route rather than leaving; but the route still gets cleared before anything heavy is carried.

If someone falls

If a tech, a helper or the customer falls: do not move someone complaining of head, neck or back pain, and call 911 for any of those, for a blow to the head with confusion, or for a limb that is visibly deformed. Otherwise help them inside, stop work, and call the office. A worker's injury is reported to the office the same day so the shop can make its required injury report and claim; waiting until the pain gets worse next week makes both harder.

Who owns the slip risk on a customer's property

Three different relationships, and they are governed by different law.

• The shop and its own employees. The employer's duty to protect its workers does not end at the customer's property line. Under 29 CFR 1910.22, employers must keep walking-working surfaces free of hazards including snow and ice; at a customer's house the shop does not control the surface, so what it controls is route choice, traction gear, training, and the decision not to proceed. A tech hurt on the job is generally covered by the shop's workers' compensation insurance regardless of fault, under state law, and in most states the injured worker may also have a separate claim against the property owner.
• The property owner and visitors. Whether a homeowner is liable for a fall on natural snow and ice varies sharply by state. Illinois, for example, keeps a "natural accumulation" rule that generally does not hold an owner liable for snow and ice that formed naturally, while Massachusetts abolished that rule in 2010 (Papadopoulos v. Target Corp.) and applies an ordinary duty of reasonable care. Check your own state.
• The shop and the customer. If your crew spreads something that damages their walk, or creates a hazard (a hose left draining across a path to refreeze), that is yours.

This is not legal advice; your insurance agent and attorney can tell you how it plays in your state. The practical point stands everywhere: the crew's choices are the part the shop controls, and the job note is the record that they were made.

References

• 29 CFR 1910.22, Walking-working surfaces (OSHA, general industry)
• State workers' compensation and premises liability law, in your own state
• See related: Cold Stress, Frostbite, and Hypothermia
• See related: Working in Rain + Bad Weather Reference
• See related: Radiational Frost: Why a Surface Freezes Above 32