Wooden locker rooms are delivered fully assembled and are ready for use immediately. The specifics of their construction deüpends on the capabilities of transport vehicles and the conditions under which they are being used. Thus we calculate the height, width and length of the locker room, the wall thickness and other relevant parameters. To ensure maximal inner volume, we minimize the wall thickness while upholding the stress and heat-preserving capabilities. Wooden locker rooms are popular with construction, road-building and repair companies as well as with individuals who engage in construction works.