河北省内各电厂大都是燃煤发电，大量的粉煤灰，给国家造成巨大的负担，而储存不当又会造成空气和水体污染，还须占用大面积的土地，成为社会一大公害。为此，河北省政府曾专门下达指示，强调距电厂较近的土建工程必须首先利用粉煤灰，并要求公路建设单位加强这方面的研究试验 Most of the power plants in Hebei Province are coal-fired power generation, a large number of fly ash, causing a huge burden on the country, and improper storage can cause air and water pollution, but also take up a large area of ​​land, a public hazard. To this end, the Hebei provincial government has issued a special instructions, stressed that the civil works closer to the power plant must first use fly ash, and highway construction units to strengthen research in this area