The video has subtitles in English and Greek
The laying of the stone road begins after the lighthouses-stones have been set, that is, they have marked the contour and the upper plane of the future pavement sector.
The main tool for laying the road is right. It allows you to avoid distortions and make laying smooth.
Stones lay on the concrete and raw concrete rough screed. Do not lay on frozen concrete! There will be no solid connection.
The composition of our concrete for laying stone on the road:
- 3 buckets of 18-20 liters of fine crushed stone, fractions 1-2 cm;
- 3 buckets of 18-20 l each;
- 25 kg of cement M500;
- water consistency.
Under the stone we put the concrete in a slide, set the “recessed” stone, and tap it on top with a hammer. Then we check the rule and correct the stone so that all the “tummies” lie in the same plane. With this technique, the solution fills the voids and all the irregularities of the stone and ensures maximum adhesion of the surfaces. Excess concrete diverge in different directions and fill the space between the stones.
The height of our pavement: roughing screed is about 5 cm, the upper concrete, on which a stone is placed, is about 10 cm, the height of stones is 15-25 cm.
The distance in the masonry between the stones is 2-4 cm. Then fill the seams with a liquid solution. If there is a large space between the stones, we insert small stones. These inserts should have great depth and be well treated.
The dimensions of the front part of the stone in this laying are not so important - the main thing is that the stones would tend to the shape of a “brick” and have even walls.
The face of each stone of the future road is carefully processed, we knock down the corners and make it streamlined.
When building a road, it is important to think in advance about the water flow. In the absence of bias, it must be created artificially. The slope of the pavement depends on the project, but only the master who blocks the road can correctly implement it and take into account all the subtleties of the area.
For example, in our case, the pavement with a natural slope is on a hill. That is, the flow of water seems to be provided. But in order that the water did not flow down to the house, we made another slope of the pavement - in the direction opposite to the location of the house. Each running meter is recommended to do a slope of at least 1 cm.
Thus, during heavy rains, the water rushes down our pavement down from the house into the drainage holes of the wall adjacent to it. And also works drainage under the road.
Another bridge can be made “rocker”: in the middle of the highest point, and on both sides of the road arc-slope. Thus, the water flow will be on both sides of the road.
If necessary, in some place to change the slope of the road, we do this: in the place where one slope goes to another, we place a beacon of stones. Then, on the one hand of this lighthouse, we place the lighthouse under the original slope, and on the other, we also put the lighthouse - with the slope that should be obtained in the end. With the help of rules along the central lighthouse, we perform the laying of the road sector, filling the voids between the lighthouses.
For convenience of work, the perimeter of one sector is laid with beacons not completely, but so that on the one hand (where the path to the concrete mixer) in the middle of the line of beacons is a 1 meter gap, this is enough to freely go inside the sector, deliver the solution and bring stones. When the masonry sector comes to an end, and the master can reach the masonry, standing outside the sector, the meter left between the beacons is laid by the line of beacons. Then, carefully stepping inside the unpaved area of the sector, the master finishes the installation. The last stone is placed when the master is outside the sector.
The road is laid in pieces. We divide the entire area of the future road into sectors, approximately 5x5 m. Between the sectors there are construction joints. It is important that the concrete of one sector of the road does not stick together with the concrete of another sector. It turns out that each sector is a separate part of the road, which can independently maneuver with respect to changes in the soil level. Construction joints minimize the possibility of cracks. This is especially true in places of high seismic activity, like ours, in Greece on the island of Patmos.
More information about the pavement can be found at stonesuccess.v...
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28 сен 2024