A surface lot gives a contractor open pavement and room to push. A parking garage gives almost the opposite: tight turning radii, headroom limits, ramps, columns and a structure that was designed for a specific load. Snow and ice in a garage create hazards for both vehicles and pedestrians, and the cleanup methods that work in a lot can damage a deck. This guide covers what makes structured parking different and what to ask your contractor.
Why Garages Are Different
Equipment has to fit. Full-size loaders and plow trucks may not clear the headroom on lower levels or ramps. Compact equipment such as skid steers and smaller loaders is typically the answer on enclosed levels.
The structure carries load. Elevated decks are designed for specific live loads. Piling large volumes of snow in one place, especially wet, heavy snow, can exceed what the deck was meant to carry. Storage plans should come from the owner's engineer or garage operator, not guesswork.
Drains matter more. Floor drains and scuppers carry meltwater away. Blocked by snow or ice, they let water pool on the deck and refreeze.
Chlorides and concrete. De-icing salts can contribute to corrosion of reinforcing steel in concrete structures over time. Many garage operators and engineers specify the products and rates allowed. Contractors should follow that specification.
People walk through them. Stairwells, elevator lobbies, pay stations and pedestrian routes all need clearing and treating.
Open Top Decks vs. Enclosed Levels
Open top decks receive snow directly. Priorities include main drive lanes, ramps down into the structure, and the areas where vehicles enter and exit. Snow here must be moved to approved locations, not simply pushed to an edge. The plan should state which edges, if any, are acceptable.
Enclosed levels do not get snow falling on them, but vehicles bring it in. Snow melts off cars, runs across the floor, and refreezes near entrances, ramps and drains. Treatment, squeegeeing and monitoring matter more than plowing.
Ramps: The Highest-Risk Surface
Ramps combine a slope, turning traffic and moisture. Ice on a ramp can cause vehicle slides and slip-and-fall injuries. Plans should address:
Sequence. Clear and treat ramps before parking bays so traffic can move.
Material selection. Choose products suited to the surface, the temperature and the structure's specification.
Refreeze monitoring. Meltwater from vehicles and from upper levels runs down ramps and refreezes overnight. Overnight monitoring catches it.
Entrances, Gates, Pay Stations and Stairwells
Snow and ice around entrance gates, ticket machines, pay stations and kiosks create access problems and equipment issues. Equipment operators should know where these are and how close they can work. Sidewalk machines and hand crews handle stairwells, elevator lobbies and pedestrian walks, and accessible routes need special attention. They are written into the plan as priority surfaces.
Where the Snow Goes
Snow cleared from a deck must go somewhere. Options include:
Approved on-site storage. Only in areas confirmed by the owner or engineer as suitable.
Relocation to adjacent surface areas with room to stack.
Off-site hauling after larger storms, when on-site options run out.
Which one applies depends on the site, and it should be decided before the season, not on storm night.
Traffic and Safety While Work Is Underway
Garages are often occupied during storms. Crews work around vehicles, pedestrians and sometimes limited visibility. A garage plan should cover traffic control, signage or cones, communication with the garage operator and agreed work windows for each level. In some facilities, work is scheduled to avoid peak hours.
Staging and Timing
Garage work follows the weather and the occupancy. Crews are staged before the first accumulation, with compact equipment positioned at or near the structure. Work windows are set with the garage operator so crews can clear ramps and main lanes while keeping vehicles moving. Overnight and early-morning periods are often used to prepare levels before commuters arrive, though each facility has its own pattern.
Visibility, Lighting and Signage
Garages are enclosed and dim. Snow piles, wet floors and equipment add hazards. Plans should confirm that lighting is working, signs and cones are in place, and operators know where pedestrians walk. Snow stored near columns, stairwell doors or elevator lobbies can block egress or sightlines and should not be placed there.
Pre-Season Preparation for Garage Owners
Before the first storm, garage owners and managers can do several things to make snow service work:
Share structural drawings or load guidance for each deck. Clear and test floor drains and scuppers. Mark low clearances and obstructions. Confirm which deicer products are acceptable for the structure. Identify safe snow storage and relocation areas. Walk the structure with the contractor and photograph the baseline condition of each level.
This is the same walk a property assessment covers, and it makes every storm after it easier to manage.
Documentation for Garages
Garage owners face the same slip-and-fall exposure as lot owners, and often more complex questions about who treated which level and when. Timestamped service records by level, with materials used, give you a clear record. For portfolios with multiple structures, see our guide on what to require from a vendor across multiple properties.
Common Garage Snow Problems and Fixes
Meltwater refreezing at the base of ramps. Treat the ramp base and the drains before temperatures drop, and check again overnight.
Snow piled against doors and columns. Agree on storage areas in advance and keep egress clear.
Plow blades catching expansion joints and slab edges. Use appropriately sized equipment and, where needed, edge guards or shoes, and mark joints on the site plan.
Debris and salt tracked into stairwells. Treat stair and lobby entrances lightly and sweep or clean after the event.
Blocked drains. Make drain locations part of the plan so crews do not bury them.
Questions to Ask a Contractor
What equipment will you use on each level, and does it fit our clearances? How do you handle ramps? Which deicer do you use, and does it meet our structure's specification? Where does the snow go? How do you keep drains clear? What will the service records show, and are they by level?
For more on choosing a vendor, read how to choose a commercial snow removal contractor.
Clear Landscaping plows structured parking with equipment sized for deck height and ramp restrictions, as part of its commercial snow plowing service. To plan a garage or deck, request a property assessment or call 732-747-5099.