Daily Archives: May 10, 2015

Symptoms and classification of technical conditions

Specifying the technical value of a building is a very important factor in the process of searching for effective conservation measures.. It is not only about determining the characteristics of the changes, what happened in … read on

Mycological tests

Mycological tests – In historic buildings exposed to the destructive effects of fungi, mold etc. organisms should be carried out thorough mycological studies. This is a special field of knowledge, therefore research … read on

Chemical and petrographic testing of materials

Chemical testing of masonry materials, and sometimes soil and subcutaneous or groundwater, are an important part of the scientific and technical identification of the causes of damage. As a rule, chemical and petrographic research should complement the scientific documentation, especially … read on

Examination of building features

The analysis of the technical condition of the endangered brick object is preceded by a detailed study of scratches and deformations. Usually, this activity boils down to measuring and observing scratches and deformations and marking them on the drawings or … read on

Proper selection of sheets and fasteners

Proper selection of sheets and fasteners

As a result of attaching the folded sheet to the shelves of purlins or transoms, its thermal expansion from sunlight causes the occurrence of very high shear forces of fasteners. This shear is the greatest … read on

Materials used in electrical engineering Materials used in electrical engineering. Electrotechnical products are manufactured from a wide variety of materials, which, due to their functional properties, have been divided into ... under Electrician
Chimney for a tiled stove The tiled stove is very nice, a pleasant and romantic source of warmth. Usually it is fired with wood, which is self-renewing ... under Architecture
Intermediate foundations – piles and wells Direct foundation of the building takes place then, when the load is transferred to the bearing layer of the soil, located directly under the foundation. If the layer ... under Architecture
Combined tiled stove Combined stove - In terms of the principle of operation and construction, a combined tiled stove is largely similar to a convection tiled stove ... under Heating
The furnace of prof. Adamiecki The furnace of prof. Adamiecki. In years 30 In the twentieth century, professor of the Warsaw University of Technology, Eng. Adamiecki designed a ductless residential furnace with great efficiency ... under Heating
Bricks for the construction of furnaces For the construction of stoves and kitchen cabinets with skillful work, you can use approx 50% ordinary brick. It is best to use a hand brick ... under Heating
Covering wooden roofs of single-family houses with a corrugated sheet Roofs covered with sheet metal are exposed to unfavorable phenomena consisting in settling of moisture on the underside of the sheets, condensation of water vapor, rafting ... under Architecture
Energy storage for latent and chemical heat Latent heat stores use physical properties, i.e.. high heat and low melting point of some compounds. Cartridges containing salt solutions ... under Architecture
Stove fitting tools Stove fitting tools: a) the stove fitting, b) tile cutter, c) Small stove-fitting hammer, d) Big blowout hammer, e) punch ... under Heating
Tasks and division of foundations The task of the foundation is to transfer the weight of the building and all loads acting on the building onto the ground (the burden of people, equipment, snow loads and ... under Architecture