DumpTrucks (Download) Dump Trucks Standard Safety Practices and Concerns Introduction: Dump Trucks are a common piece of equipment utilized on virtually all construction sites. Primary use: to haul loads of loose material such as soil, gravel, or dirt to and from jobsites. Images source: Google Images Introduction: Two Basic Kinds: Off road On road Off- […]

Draw_knife (Download) Draw knife safety 1 Draw knife T raditional woodworking hand tool used to shape wood by removing shavings. It consists of a blade with a handle at each end. The blade is much longer (along the cutting edge) than it is deep (from cutting edge to back edge). It is pulled or “drawn” […]

Crowbars (Download) Crowbars, Wrecking Bars, & Pry Bars 1 Definition Wrecking bars and crowbars are used for some of the same purposes and are considered by many to be the same tool (others consider these tools to be distinct and different) A basic crowbar is a straight metal rod with a curved end. The term […]

Compactors (Download) Roller Compactors 1 Description Roller compactors, are used to increase the density of embankments and roadways to level and seal surfaces. They are often used for compaction in construction earthwork. Other construction uses include roads, foundation and building pads, air strips, parking lots, dams, levees, and railroad beds. Compaction is applied using pressure, […]

Come-a-Longs (Download) Come-a-longs 1 Definition Small portable winch usually consisting of a cable attached to a hand-operated ratchet http://www.merriam-webster.com/dictionary/come+along?show=1&t=1302724539 2 Definition May also be referred to as: Ratchet Hoist Red-Devil Guy Puller Pull Jacks http://www.msha.gov/Accident_Prevention/Tips/ratchethoist.htm 3 History Developed by Abraham Maasdam Developed in 1919 Commercialized by Felber Maasdam Commercialized in 1946 http://en.wikipedia.org/wiki/Hoist_(device) 4 Applications Come-a-longs […]

Claw Hammers (Download) Claw Hammers 1 What is a claw hammer? Claw hammers are designed to drive nails of various types and sizes. They are also equipped with a “claw” by which to remove nails In construction claw hammers are mainly used by carpenters. 2 History Hammers date back to the stone age, having otherwise […]

Circular Saws (Download) CIRCULAR SAWS Source: http://www.osha.gov/SLTC/etools/machineguarding/saws/handheld_saws.html 1 What is a Circular Saw? A circular saw is a motor-powered cutting tool which utilizes a circular spinning cutting blade, typically with a toothed edge Electric Battery Gas (not common) Source: http://www.osha.gov/SLTC/etools/machineguarding/saws/handheld_saws.html 2 Parts of a Circular Saw Source: http://www.tpub.com/content/construction/14043/css/14043_55.htm 3 Blades Typical blade diameter: 4”-12” Typical […]

Chop_Saw (Download) Chop Saw 1 What is a Chop Saw? A motorized saw (also called Miter Saw or Drop Saw) that is used for making precise cuts in a workpiece . Common uses include framing operations and the cutting of molding. Mostly used in framing and finish carpentry industries 2 Parts of a Chop Saw […]

Chisels (Download) Chisels Source: http://www.nytimes.com/slideshow/2008/02/19/business/businessspecial2/0219-CHISEL_8.html 1 What is a Chisel? Chisels are hand tools used to shave or chip wood, metals, concrete, and masonry. They are available for other materials as well. Most chisels are operated by striking them with a hammer, but some are simply pushed by hand .  2 What is a Chisel? […]

Cell Phones (Download) Cell phones 1 Introduction Cell phones have been very evident everywhere including the construction industry . By using cell phones people can communicate quickly and efficiently on construction site, especially when providing equipment and performing construction activities. Modern cell phones have many features, like mp3 , movie, and Internet that can distract […]