roof bolt

См. также в других словарях:

• roof bolt — noun Mining a tensioned rod anchoring the roof of a working to the strata above. Derivatives roof bolting noun …   English new terms dictionary

• Bolt — usually refers to a type of fastener.Bolt may refer to:Fasteners* A cap screw, as used in a bolted joint * Screw, a cylindrical threaded fastener * Deadbolt, a kind of locking mechanism * Bolt (climbing), an anchor point used in rock… …   Wikipedia

• Roof construction — This article is about house construction that consists of beams and an outer weatherproof skin, as found on most domestic architecture. Such roofs may take a number of different shapes. Construction of a ridged roofA simple ridged roof consists… …   Wikipedia

• rock bolt — Mining, Civ. Engin. a steel or fiberglass bolt inserted and anchored in a hole drilled in rock to prevent caving of the roof of a tunnel or subterranean chamber. [1955 60] * * * ▪ mining       in tunneling and underground mining, steel rod… …   Universalium

• Domestic roof construction — Main article: Roof Section through a house roof showing names for parts of the structure. (UK and Australia) This article is about the type of roof construction that consists of footings and an outer weatherproof skin, as found on most domestic… …   Wikipedia

• Andrew Bolt — (born 26 September 1959) is an Australian newspaper columnist and conservative pundit. Bolt is a columnist and associate editor of the Melbourne based Herald Sun . He also writes for Brisbane s Sunday Mail , and regularly appears on the Nine… …   Wikipedia

• Cranked eye bolt — Contents 1 Uses 2 Engineering 3 See also 4 Notes and refer …   Wikipedia

• Span roof — Span Span, n. [AS. spann; akin to D. span, OHG. spanna, G. spanne, Icel. sp[ o]nn. [root]170. See {Span}, v. t. ] 1. The space from the thumb to the end of the little finger when extended; nine inches; eighth of a fathom. [1913 Webster] 2. Hence …   The Collaborative International Dictionary of English

• Fence roof — Fence Fence (f[e^]ns), n. [Abbrev. from defence.] 1. That which fends off attack or danger; a defense; a protection; a cover; security; shield. [1913 Webster] Let us be backed with God and with the seas, Which he hath given for fence impregnable …   The Collaborative International Dictionary of English

• rock bolt — Mining, Civ. Engin. a steel or fiberglass bolt inserted and anchored in a hole drilled in rock to prevent caving of the roof of a tunnel or subterranean chamber. [1955 60] …   Useful english dictionary

• Redcedar bolt — Redcedar bolts are relatively small (1 foot x 1 foot x 1 foot is common) cubes of Western Redcedar which are later processed into redcedar roof shingles …   Wikipedia