Cut (earthmoving)
Road cutting In civil engineering, a cut or cutting is where soil or rock material from a relative rise (elevated landscape) to an earlier section of the route is cut out to make way for a further section of the route, whether canal, road or railway line. It can also be used in river management to speed the flow of the river, short-cutting a meander. Talerddig cutting through the granite Cambrian Mountains, Wales in 2001. Created as part of the Newtown and Machynlleth Railway, with a depth of 120 feet (37 m), it was the deepest cutting in the world at the time of its opening in the early 1860s. The original near-vertical sides have since been trimmed back In cut and fill construction and across uneven terrain it keeps the route straight and/or flat, where the comparative cost, desirability or practicality of alternate solutions (such as an indirect route or the alternatives of embankment or similarly raised viaduct) for the desired incline are prohibitive. In road and
