By Kerri Olsen
There hasn't ever been on hand a compilation of knowledge on metal estimating resembling this one within the complete historical past of metal fabrication. Designed to supply sufficient info to coach anyone new in all of the facets of turning into a metal estimator, this guide is perfect for somebody who desires to the best way to develop into a metal estimator, in addition to somebody who desires to examine the total approach together with many exchange secrets and techniques. it's a should have for architects, engineers, basic contractors, vendors and builders that want to know approximately metal. The ebook includes all of the uncomplicated standards of the metal estimating exchange in particular element. It makes use of a bid set of building plans and requirements and explains every one component to generating a bid from those development records. It additionally presents specific details on store fabrication hard work and the way to use that hard work to fabricated elements.
desk of Contents
1. The metal Estimator
2. The Pricing Breakdown
three. The Bid Letter
four. The Bid files
five. The agreement Drawings
6. metal fabrics
7. interpreting Structural Drawings
eight. Structural metal fabric directory
nine. studying Architectural Drawings
10. Fabrication exertions
eleven. Paint and portray
12. delivery and dealing with
Notes and References
Read Online or Download Commercial Steel Estimating - A Comprehensive Guide to Mastering the Basics PDF
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Extra resources for Commercial Steel Estimating - A Comprehensive Guide to Mastering the Basics
The use of M, HP, and S shapes in steel building framing is rare. 3 S shape of steel 60 Chapter 6 used for overhead crane rails. The flanges of the W, M, and HP shapes are of an even thickness and do not taper. For M shapes, the beam is always the same depth as it is designated. For example, an M14 is going to be 14” deep. The depth dimension of an M shape will always be the same, regardless of the weight per foot, although the thickness of the web and flange will change to allow for the weight of the beam.
Our labor time for shop fabrication is based on this efficiency. Estimating the material lengths to as close as the nearest inch allows for the best possible material nesting application. Making the best use of stock length materials provides the lowest possible material pricing. Nesting materials also makes an allowance for the saw kerf, or thickness of the blade. When you are cutting several pieces out of one length of stock, this kerf allowance accumulates. If it not added into your calculations, you could face a shortage in the amount of stock to buy.
After the letter, the drawings are placed numerically, although there appears to be no standardized system. Most designers use a numbering system that will let them insert drawings later, providing for more details. The need for this flexibility is individual to the job. Therefore, numbering systems vary, although generally the lettering indicators remain the same. 1 Plan view of a building’s foundation The Contract Drawings 45 Reading Contract Drawings Although there are industry standards regarding the creation of drawings, different design teams have their own style of presentation.