Cracked or cracked riser of the stairs leading to the attic of the country house, it is better to repair immediately, not to dosidate injury for this reason.
If the crack is small, you can just seal this place with a nail or screw to wood gave an additional crack. If the defect is serious – it is better to replace the riser, pre-releasing him from the stairs shown on the drawing.
Recommend to read
ERASER INSTEAD OF SODA
The different orders had to perform for the last time a Cup "Junior technician", school № 81 of the city of Gorky. This one was especially unusual and interesting. Heads of school rooms...
SUN PROTECTION
If the solar rays fall on the thermometer, mounted outside window frame, it heats up and shows... its temperature, not the ambient air. To avoid this, protect the thermometer shade...