This information applies to the American Steel Industry Also check out the American Welding Society - Weld Symbols Chart When welds are specified on engineering and fabrication drawings, a cryptic set of symbols is used as a sort of shorthand for describing the type of weld, its size, and other processing and finishing information. The purpose of this page is to introduce … [Read more...] about Weld Symbols (American)
Drafting Standards
Waffle Pod Slabs Australia – Notes for the drafter
Definition A two-way floor system consisting of a reinforced concrete slab poured with integral ribs in two directions beneath it. The system has a waffle-like pattern when viewed from below. The waffle ‘holes’ are formed by square shaped polystyrene pods. The pods are the formwork for the waffle ribs and as such are not structural in the long term. The pods can be cut (not … [Read more...] about Waffle Pod Slabs Australia – Notes for the drafter
Time it takes to complete structural drawings
An average guide to how long it takes to produce a single structural drawing. Some take longer, some less. A theory put forward by Allan, who works in the Sydney structural drafting industry, 6-5-2007 Applies to large and medium size structural projects in Australia. Includes document control time and meetings to discuss design etc. Time to complete chart - Structural … [Read more...] about Time it takes to complete structural drawings
Steel Shapes and Sizes
This information applies to the American Steel Industry W shapes have essentially parallel flange surfaces. The profile of a W shape of a given nominal depth and weight available from different producers is essentially the same except for the size of fillets between the web and flange. HP bearing pile shapes have essentially parallel flange surfaces and equal web and … [Read more...] about Steel Shapes and Sizes
Shop Drawing Checking Guide
A Shop Detailers check list to checking workshop drawings. Written by Allan Why is steel shop drawing checking important? The "buck stops" at steel shop drawings. Steel shop drawings cannot be interpreted, as working drawings are. They are specialized, precise, instructions to the fabricator. Checking is therefore very important, as the entire building geometry is … [Read more...] about Shop Drawing Checking Guide
Joints in concrete
By AllanFor my concrete plan and elevations what lines and codes should I use for concrete joints? Joints can be shown as follows:Joint typeAbbreviationLinetypeConstruction joint—generalCJConstruction joint—straightCJ(S)Construction joint—dowelledDCJConstruction joint—keyedKCJIsolation jointIJContraction joints—keyedKJContraction joints—dowelledDJContraction joints—sawn or … [Read more...] about Joints in concrete