Is it illegal to pick up scrap iron at the construction site?

The scrap iron on the construction site, if discarded on the construction site, clearly indicates that it is unnecessary, or discarded in the garbage dump, indicating that the scrap iron has been disposed of on the construction site. It is not illegal to go to the construction site to pick up scrap iron at this time. If the scrap iron is placed in a proper place on the site and it is clearly stated that it will not be discarded or otherwise occupied, it is not allowed to pick up the scrap iron on the site at this time. At this time, picking up scrap iron should be regarded as illegal acquisition, which constitutes theft. Legal basis: Article 264 of the Criminal Law of People's Republic of China (PRC), whoever steals public or private property in a relatively large amount, or repeatedly steals, enters a house, steals with a weapon or pickpockets, shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention or public surveillance, and shall also or only be fined; If the amount is huge or there are other serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than three years but not more than ten years and shall also be fined; If the amount is especially huge or there are other especially serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than 10 years or life imprisonment, and shall also be fined or confiscated.