Holiday cottages
If we don't want straight stairs, we can divide them into contra-rotating sections, bound by landings midway through their course.
about a spiral staircase – require more space, space and money. This form of stairs corresponds in any case to a wider space and an additional landing. …
There are basically four different types of stairs, and among them there are various possibilities for combining them:
o single-flight stairs. 
Simple to remove and the easiest to put up. Their disadvantage is the high demand for space along the entire length of the run;
o two-speed stairs (landing) …
Stairs
Nomenclature used in the construction of stairs:
1 – the cheeks of the stairs
2- stairs (footrest)
3- substation (riser)
4-handrails
5-tralki (bars)
6- tread width
7- riser height (degree)
8- the width of the stairs
9- the height of the stairs
10-railing height (handrail)
11 – balusters spacing
A point …
Permanent hanging of the shelf
Once you have settled, what will be the load on the shelf, choose boards of the appropriate width and thickness, and sufficiently strong bolsters and screws.
Metal brackets are best for fixing shelves permanently. If the shelf is small, and the wall …
