The quality of preparations carried out before building work commences has a significant impact on the smooth running and overall financial costs construction project. use machinery, which is crucial with regard to efficiency process, plays an important role. In construction, machines in question are mainly tower cranes. paper presents new method for assessing utilisation cranes over time durin...

The possibilities of placing erection cranes in cramped conditions are considered. factors for determining the type crane and its operation at construction site given. principles tightness accordance with regulatory documentation shown. limiting boundaries dangerous zone designs various analyzed from point view their placement conditions. Data given on features use bottom-slewing top-slewing to...

Identifying climatic drivers of an animal population's vital rates and locating where they operate steers conservation efforts to optimize species recovery. The population growth of endangered whooping cranes (Grus americana) hinges on juvenile recruitment. Therefore, we identify climatic drivers (solar activity [sunspots] and weather) of whooping crane recruitment throughout the species' life ...