step shaft
1Shaft construction — concerns the building of vertical openings such as Raises and Shafts. Shafts are vertical openings used for supplying equipment, personnel, and support systems to the horizontal tunnel where the pipeline is installed. They can be temporary or… …
2Shaft alignment — is the process to align two or more shafts with each other to within a tolerated margin. It is an absolute requirement for machinery before the machinery is put in service.When a driver like an electric motor or a turbine is coupled to a pump, a… …
3Step — Step, n. [AS. st[ae]pe. See {Step}, v. i.] 1. An advance or movement made by one removal of the foot; a pace. [1913 Webster] 2. A rest, or one of a set of rests, for the foot in ascending or descending, as a stair, or a round of a ladder. [1913… …
4Step grate — Step Step, n. [AS. st[ae]pe. See {Step}, v. i.] 1. An advance or movement made by one removal of the foot; a pace. [1913 Webster] 2. A rest, or one of a set of rests, for the foot in ascending or descending, as a stair, or a round of a ladder.… …
5step — I. noun Etymology: Middle English, from Old English stæpe; akin to Old High German stapfo step, stampfōn to stamp Date: before 12th century 1. a rest for the foot in ascending or descending: as a. one of a series of structures consisting of a… …
6step bearing — noun : a bearing that supports the lower end of a vertical shaft …
7Back step — Step Step, n. [AS. st[ae]pe. See {Step}, v. i.] 1. An advance or movement made by one removal of the foot; a pace. [1913 Webster] 2. A rest, or one of a set of rests, for the foot in ascending or descending, as a stair, or a round of a ladder.… …
8Half step — Step Step, n. [AS. st[ae]pe. See {Step}, v. i.] 1. An advance or movement made by one removal of the foot; a pace. [1913 Webster] 2. A rest, or one of a set of rests, for the foot in ascending or descending, as a stair, or a round of a ladder.… …
9the longest journey begins with a single step — Attributed to Lao tzu (c 604 c 531 BC), founder of Taoism. 1904 Sayings of Lao Tzu tr. L. Giles 51 A journey of a thousand miles began with a single step. 1947 L. LEE Twisted Mirror x. 87 Willie looked at him with all the solemnity of an old… …
10To take steps — Step Step, n. [AS. st[ae]pe. See {Step}, v. i.] 1. An advance or movement made by one removal of the foot; a pace. [1913 Webster] 2. A rest, or one of a set of rests, for the foot in ascending or descending, as a stair, or a round of a ladder.… …
