贵州黄平县利用河卵石干砌石拱涵,工程质量甚好。兹介绍如下:黄平县重安江镇通往某煤矿的一条公路长十公里,沿线须建涵洞十余座,最先准备做木桥,以后核算木桥很贵,而且木料难买但沿线多河卵石,附近有些水磨房,是做在河卵石干砌的拱洞上,下面安装水车轮,当地工人有修建这种拱洞的经验,经与工人研究后,用土办法利用河卵石,全部修建成拱涵,创造了 Huangping County, Guizhou Province, using pebble dry masonry arch culvert, the project is of good quality. Here is a brief introduction: Huangping County, An-jiang Town, a coal mine leading to a 10-kilometer long road, along the culvert to be built more than ten seats, the first preparation for a wooden bridge, wooden bridge after the accounting is very expensive, but difficult to buy timber but along the river Pebbles, near some water mill, is done in the river pebble dry arch caves, below the installation of water wheels, local workers have the experience of building such archway, after the study with the workers, the use of soil method of river pebbles, all built into Arch culvert, created