Wet Weather Floor Safety: Secure Your Entry Points

Entry floors combine several risk factors that rarely appear together in other parts of a building. The floor surface is typically smooth and low-friction by design, chosen for aesthetics rather than grip. 

The foot traffic volume is highest at entry points because every person entering or exiting the building crosses the same zone. And the contamination source, rain and wet footwear, is unpredictable and continuous during wet weather.

The specific hazard mechanisms at entry points include:

• Tracked-in water from footwear that has walked across wet outdoor surfaces, creating a thin moisture film on the indoor floor immediately inside the door
• Pooling near door frames where rain blows in under or around doors that are not fully sealed
• Wet umbrella drip in covered entry areas where people pause to shake umbrellas before entering, creating localised wet patches
• Cleaning residue on indoor entry floors from soap-based or wax-based cleaners that significantly amplifies the slip risk when wet
• Transition surface mismatch where the indoor floor surface is smoother and lower-friction than the outdoor approach surface, meaning a person’s perception of grip does not match the actual floor condition

The combination of a smooth indoor floor, tracked-in moisture, high foot traffic, and the unpredictability of rainfall makes entry zones the area where a facility manager’s floor safety investment delivers the most significant risk reduction per square metre treated.

The Four Entry Zone Types and Their Hazards

Entry points typically span multiple zones from the outdoor approach to the interior lobby, each with a different contamination profile, surface type, and treatment requirement. Understanding the distinct characteristics of each zone is the basis for a treatment approach that covers the full entry pathway.

The outdoor approach is the first zone where treatment is needed and often the most neglected. A concrete ramp or pathway that has developed algae growth under a covered canopy can be more slippery than an exposed surface because the shade prevents it from drying between rain events. 

The door threshold is the single highest-risk point because it concentrates all of the tracked-in moisture from every person who enters, and the indoor lobby is where that moisture travels furthest from its source and where the contrast between expected and actual grip is sharpest.

Need a grip that holds at entry points when it rains? Browse GripFactory’s anti-slip tape range.

Treatment Options for Wet Weather Entry Zones

The correct treatment for each entry zone depends on whether the surface is tiled or stone, concrete, or a high-traffic threshold zone requiring a physical grip solution.

Liquid Treatments for Tiled and Stone Entries

Indoor lobby floors are most commonly tiled with ceramic, porcelain, marble, or stone, and these surfaces present the highest inherent slip risk in wet conditions because their glazed or polished finish provides almost no friction when moisture is present. 

A liquid anti-slip treatment modifies the tile surface at a microscopic level to allow water to disperse from underfoot, improving wet traction without changing the appearance of the floor.

UltraGrip is the correct liquid treatment for ceramic tiles, porcelain, marble, and stone entry floors. It bonds to the tile surface and improves grip in wet conditions without leaving a visible layer, which is the correct approach for hospitality, retail, and commercial lobby entries where the floor finish is a key aesthetic element. Surface preparation is critical: any soap residue, wax, or sealer must be fully removed before application or the treatment will not bond correctly.

Key maintenance point

Soap-based floor cleaners progressively reduce the performance of any liquid treatment by depositing a residue that refills the microscopic surface texture the treatment created. Switching to GripFactory’s UltraGrip detergent cleaner or another soap-free product immediately after treatment is the single most important maintenance step for tiled entry floors. The guide to combating slippery tiles in high-traffic hospitality areas covers the maintenance considerations for commercial entry and lobby tiles in more detail.

Coatings for Concrete Entry Floors and Ramps

Outdoor concrete entry ramps and pathways require a treatment that withstands continuous wet exposure, UV degradation, temperature cycling, and the biological growth that develops on shaded or damp concrete surfaces. A standard rigid coating is not appropriate for most outdoor concrete entry applications because it can crack under thermal movement.

For unsealed concrete entry ramps and approaches, UltraGrip is the primary liquid treatment. For painted, sealed, or epoxy-coated concrete, or outdoor surfaces with direct and sustained UV exposure, UV Grip is the correct coating, formulated specifically for UV stability and long-term colour and performance consistency in exposed conditions. Both products require full removal of any biological growth, wax, oil, or sealer before application.

Key preparation step

Algae, lichen, and mould on outdoor concrete must be fully treated and removed before any treatment is applied. Treating over biological growth prevents correct bonding and dramatically shortens service life. Scheduling application in dry weather with adequate cure time before the next rain event is also essential for outdoor concrete entry surfaces.

Anti-Slip Tape for Threshold Strips and Wet Zones

The door threshold is the single point of highest slip risk at any building entry. It concentrates the full volume of tracked-in moisture from every person crossing it, and it is typically the narrowest point of the entry zone where a person is most likely to be focused on the door rather than the floor surface beneath their feet.

GripFactory’s Aqua Tape is designed for continuous wet exposure and suits door threshold strips, covered entry floor zones, and any entry area where moisture is constant rather than intermittent. 

Standard Tape in black-and-yellow suits threshold demarcation zones where a visible safety marking function is also needed alongside grip. The guide to non-slip tape in wet areas: top options covers which tape variant performs best in different wet entry environments.

Key limitation

All tape variants in entry zones require more frequent inspection than tape in drier or lower-traffic settings. The combination of continuous moisture, UV exposure at the threshold, and high foot traffic accelerates edge lift and adhesive degradation. Tape in entry zones should be inspected weekly during wet seasons and replaced promptly when edge lift is detected.

Physical Strips and Plates for High-Traffic Entry Approaches

For high-traffic building entries where tape or coating wear would be a recurring maintenance problem, physical anti-slip plates and strips provide the most durable long-term solution.

GripFactory’s PolyGrip range is made from glass-reinforced plastic, mechanically fixed to the entry floor or ramp surface, and provides grip through material profile rather than adhesion or chemistry. It does not degrade under continuous wet exposure, UV radiation, or the cleaning chemistry used in high-traffic commercial entry zones.

For broad outdoor entry approaches, loading dock transitions, and wide ramp surfaces, PolyGrip plates are the preferred choice because they provide wider coverage suited to the spread of foot traffic.

PolyGrip strips suit narrower defined runs such as covered walkway edges and threshold transition zones.

Where this suits

External ramp approaches, dock entry transitions, covered walkway surfaces, and any high-traffic entry zone where the volume of foot traffic or the severity of weather exposure would require frequent tape replacement.

Where this does not suit

Aesthetically sensitive lobby floors where the raised profile of PolyGrip is not suited to the setting. The anti-slip tape range remains the correct option for lower-profile threshold applications in those environments.

A Year-Round Entry Safety Programme

Wet weather creates acute slip risk at entry points, but seasonal variation means that the specific hazard changes throughout the year. A year-round programme accounts for these seasonal shifts rather than responding only to incidents.

• Conduct a pre-season entry zone audit. Before each season’s peak risk period, walk every entry zone in the facility and assess the condition of surface treatments, threshold strips, drainage, and matting. Document the condition of each zone and flag any that require treatment or re-treatment before the season begins.
• Apply or renew treatments before peak risk periods. Do not wait for the first heavy rain event to discover that a treatment has degraded. Schedule treatment renewal in the dry period immediately before the wet season begins so that all entry zones are in peak condition when the risk arrives.
• Increase inspection frequency during wet periods. Entry zones that are inspected monthly in dry conditions should be inspected weekly during sustained wet weather. Tape edge condition, drainage function, and surface grip should all be checked at each inspection.
• Switch to a soap-free cleaning product at the start of each wet season. Cleaning entry floors more frequently during wet weather with a soap-based product actively increases the slip risk by depositing residue on a surface that is already wet. A soap-free cleaner maintains grip performance rather than reducing it.
• Arrange a post-season treatment review. At the end of the wet season, assess which zones held up well and which showed premature wear or grip reduction. Use this to update the treatment specification and inspection frequency for the following year.
• Document every treatment, inspection, and corrective action. Maintain a running record for each entry zone that shows treatment dates, inspection results, and any action taken. This documentation supports compliance with the WHS duty of care and is essential in the event of an incident investigation.

Compliance and Documentation for Entry Zones

Entry floors in commercial and public buildings are subject to minimum slip resistance requirements under AS 4586:2013, which classifies pedestrian surface materials using the wet pendulum test. The minimum P-rating required depends on the specific zone: P3 is the minimum for most indoor commercial lobby floors in wet conditions, and P4 is appropriate for external entry ramps and zones directly exposed to rain.

Under the Work Health and Safety Act 2011 and its state and territory equivalents, duty holders must eliminate or minimise slip risks so far as is reasonably practicable. For commercial and public entry zones, this obligation is heightened because entry points are accessible to the general public, including visitors who are unfamiliar with the building and may not anticipate a slippery floor.

A post-treatment slip resistance test under AS 4586:2013 provides documented evidence that the treated entry floor contributes to the required grip standard.

Records of treatment dates, products applied, post-treatment test results, inspection logs, and corrective actions should be retained and accessible. The guide to commercial non-slip tape and compliance covers the documentation framework for commercial entry zone treatments in more detail.

Getting Entry Zone Safety Right

Entry points are where the greatest concentration of slip incidents occur in commercial and public buildings, and they are also where targeted treatment investment delivers the most significant risk reduction. 

The key takeaways from this guide are:

• Entry zones span four distinct areas: the outdoor approach, the door threshold, the indoor lobby, and any covered entry zone, each with a different hazard profile and treatment requirement
• UltraGrip liquid treatment is the correct option for tiled and stone lobby floors where appearance must be preserved and wet traction improved
• UV Grip coating suits painted, sealed, and epoxy-coated concrete entry ramps and outdoor approach surfaces where UV resistance is the priority; UltraGrip suits unsealed concrete
• Aqua Tape is the most appropriate threshold strip solution for continuous wet exposure at door entry points
• PolyGrip plates suit broad high-traffic external entry approaches; PolyGrip strips suit narrower defined runs and covered walkway edges
• A year-round programme that adjusts inspection frequency and maintenance actions to seasonal risk is more effective than a reactive approach that responds only to incidents
• Documentation of treatments and inspections is part of meeting the duty holder’s obligation under the Work Health and Safety Act 2011 and supports compliance with AS 4586:2013