01 · Project overview

What is this project?

Swimming Pool Waterproofing at a Sports Palace in Russia in 2019. Rusia y antigua URSS. The products on the job are Tecnocem, Polyurea Rayston, Paintchlore. Rusia y antigua URSS is the setting, and the exposure is what chooses the build-up.

In 2019, the crew rebuilt its watertight layer with Tecnocem, Polyurea Rayston and a pool paint system.

Cracks ran out from the floor drains, and old patches covered the floor.

In addition, the curved walls, steps and ladder recesses had many details to seal.

Krypton Chemical supplies the resin system. The duty is ordinary and strict: keep water, wear and weather on the right side of the structure, and do it in the details as well as in the open field.

ProjectSwimming Pool Waterproofing at a Sports Palace in Russia
PlaceRusia y antigua URSS
Year2019
LineWaterproofing
ProductsTecnocem, Polyurea Rayston, Paintchlore

02 · The challenge

What did this structure ask of the system?

A pool stays full. Chlorine, warm water and the steps where people stand all sit on one lining. The failure is almost never in the middle of the floor. It is at an outlet, a corner, or a joint someone left for later.

Swimming Pool Waterproofing at a Sports Palace in Russia has to be one film, taken around those details while the material can still do it.

Empty pool basin with worn concrete before waterproofing, Nizhny Novgorod
Empty pool basin with worn concrete before waterproofing, Nizhny Novgorod

03 · The solution

Which system was trusted here?

The system trusted here is the one named for the job: Tecnocem, Polyurea Rayston, Paintchlore. It is chosen because it matches the substrate and the exposure, not because every building wants the same can.

The build-up is there to survive the exposure this structure actually has, including the lines where workmanship usually goes thin.

04 · Application

How is the system built?

Where the system is Polyurea Rayston, the concrete or the prepared deck is not sprayed over dirt. Pull-off should be at least 1.4 N/mm2. Cracks are cut out and filled. Moisture in the concrete stays under 4 percent, with the concrete between 10 and 40 degrees C. If the slab is damp behind, two coats of epoxy primer go on, the second blinded with quartz. That bond is what stops a blister when the deck heats up.

The spray is hot. Resin about 65 degrees C, isocyanate about 75 degrees C, hose about 65 degrees C, and at least 140 bar at the gun. The usual build is 1.5 to 2.0 kg per square metre, about 1.5 to 2 mm. Gel time is about 4 seconds at 25 degrees C. Typical elongation is 324 percent and tensile strength is 16.2 MPa. Those are the product’s figures, not a thickness measured on Swimming Pool Waterproofing at a Sports Palace in Russia. An aromatic film shifts colour in the sun, so an exposed face takes an aliphatic topcoat. A buried lining does not need that coat to keep its strength.

On Swimming Pool Waterproofing at a Sports Palace in Russia the lining is under water for months at a time. Steps, skimmers and the floor-to-wall corner take the movement and the chlorine together. A joint left in one of those lines will open. The film has to turn the corner at the same build as the floor.

Old tile, where that is the substrate, is a special case. The glaze is a closed face. It is prepared until the resin has something to hold, and every loose tile is out before the primer. Encapsulating a drummy tile is how the lining comes back up in the first season.

Filling waits until the cure the product asks for, not until the pool looks finished. Early water is a soft film and a blister. The outlets are sprayed or rolled into the same film, not collared afterwards.

05 · Results

What does a job like this stand behind?

Swimming Pool Waterproofing at a Sports Palace in Russia has one standard. The coating is still doing its job after the building is back in use, at the details as well as in the middle.

Figures for cure, thickness and strength, where they are given, come from the product data sheets. They are not a test cut out of this building.

What this asks of Swimming Pool Waterproofing at a Sports Palace in Russia is workmanship at the difficult line. The open field is the easy part of a resin job. Outlets, edges, penetrations and changes of plane are where thickness goes missing, and where water or wear finds the gap. The same products and the same care belong there, and the cure is allowed to finish before the building goes back into use. That is the difference between a coating that was simply applied and a system that stays in service.

06 · Products

Products on this job

Tecnocem

Named on this project. The data sheet carries the application window and the typical figures.

Polyurea Rayston

Named on this project. The data sheet carries the application window and the typical figures.

Technical data sheet

Paintchlore

Named on this project. The data sheet carries the application window and the typical figures.

07 · FAQ

Frequently asked questions

Where is this project?

Swimming Pool Waterproofing at a Sports Palace in Russia. Rusia y antigua URSS

When was the work done?

2019.

Which products were used?

Tecnocem, Polyurea Rayston, Paintchlore.

Why are the details done first?

Outlets, upstands and joints are where water gets in. They are closed with the same system as the main area.

Are the figures measured on this job?

No. Thickness, elongation and cure times quoted here are the products’ typical data.

08 · Photos

On site

Swimming pool waterproofing in Russia: sports palace pool partly refilled
Swimming pool waterproofing in Russia: sports palace pool partly refilled
Empty pool basin with worn concrete before waterproofing, Nizhny Novgorod
Empty pool basin with worn concrete before waterproofing, Nizhny Novgorod
Crew repairing cracks on the pool floor, Nizhny Novgorod
Crew repairing cracks on the pool floor, Nizhny Novgorod
Applicator brushing a pool edge detail, Nizhny Novgorod
Applicator brushing a pool edge detail, Nizhny Novgorod
Applicator in hi-vis vest beside a blue-finished pool wall, Nizhny Novgorod
Applicator in hi-vis vest beside a blue-finished pool wall, Nizhny Novgorod
Curved pool wall and floor before repair, Nizhny Novgorod sports palace
Curved pool wall and floor before repair, Nizhny Novgorod sports palace
Pool basin under tall windows during preparation, Russia
Pool basin under tall windows during preparation, Russia
Curved basin section with exposed concrete, Nizhny Novgorod
Curved basin section with exposed concrete, Nizhny Novgorod
Pool partly refilled with lane markings visible during the works, Nizhny Novgorod
Pool partly refilled with lane markings visible during the works, Nizhny Novgorod
Floor cracks radiating around a pool drain before repair, Russia
Floor cracks radiating around a pool drain before repair, Russia
Close view of crack lines around a pool outlet, Nizhny Novgorod
Close view of crack lines around a pool outlet, Nizhny Novgorod
Scaffold tower in the drained pool during works, Russia
Scaffold tower in the drained pool during works, Russia
Patched areas on the long pool floor before coating, Nizhny Novgorod
Patched areas on the long pool floor before coating, Nizhny Novgorod
Two workers preparing the pool floor, Nizhny Novgorod
Two workers preparing the pool floor, Nizhny Novgorod
Glossy cured coat on the pool floor, close view, Russia
Glossy cured coat on the pool floor, close view, Russia
Applicator spreading Tecnocem on a pool step, Nizhny Novgorod
Applicator spreading Tecnocem on a pool step, Nizhny Novgorod
Prepared stair recess in the pool wall, Russia
Prepared stair recess in the pool wall, Russia
Crew working at the base of a pool wall, Nizhny Novgorod
Crew working at the base of a pool wall, Nizhny Novgorod
Applicator trowelling Tecnocem by a ladder recess, Russia
Applicator trowelling Tecnocem by a ladder recess, Russia
Two workers levelling the wall-to-floor junction, Nizhny Novgorod
Two workers levelling the wall-to-floor junction, Nizhny Novgorod
Workers detailing a junction on the pool floor, Russia
Workers detailing a junction on the pool floor, Russia
Levelled pool edge after the cementitious epoxy layer, Nizhny Novgorod
Levelled pool edge after the cementitious epoxy layer, Nizhny Novgorod
Shallow basin with prepared floor and walls, Russia
Shallow basin with prepared floor and walls, Russia
Swimming lanes and pool edge after reopening, Nizhny Novgorod
Swimming lanes and pool edge after reopening, Nizhny Novgorod
Curved pool with ladder after the works, Russia
Curved pool with ladder after the works, Russia
Clear water over the lane markings, Nizhny Novgorod
Clear water over the lane markings, Nizhny Novgorod
Lane ropes across the refilled competition pool, Russia
Lane ropes across the refilled competition pool, Russia
Old basin floor surface before preparation, Nizhny Novgorod
Old basin floor surface before preparation, Nizhny Novgorod
Strip repairs on the pool floor, close view, Russia
Strip repairs on the pool floor, close view, Russia
Dark membrane layer across the drained pool basin, Nizhny Novgorod
Dark membrane layer across the drained pool basin, Nizhny Novgorod
Applicator at a floor drain with a pail of material, Russia
Applicator at a floor drain with a pail of material, Russia
Membrane layer on the curved pool wall and floor, Nizhny Novgorod
Membrane layer on the curved pool wall and floor, Nizhny Novgorod
Light-coloured prepared surface texture, close view, Russia
Light-coloured prepared surface texture, close view, Russia
Smoothed preparation layer with trowel marks, Nizhny Novgorod
Smoothed preparation layer with trowel marks, Nizhny Novgorod

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