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
“VALGA-KOMBI” — A CAR MADE OF PLYWOOD
Autocostruzione — a long-standing passion of Krasnoyarsk Vladimir Alexandrovich Hassan. The readers interested in self-made machines, will probably remember and "Mini-Valga", and...
TRANSPORTATION, STRETCHING INTO TOMORROW
Many readers were interested in the material "Migomobile — fantasy? Reality!" (1977, No. 11), tells about an unusual engine for transport — the flywheel developed by a group of young...
