Top 25 US Infrastructure Projects: Ongoing and Planned
网页2022年12月15日 · Meanwhile, the top project in start is the widening of Interstate 35 in Texas.. Top 25 Infrastructure Projects in Planning. The following projects were in the planning stages as of Q2 2022 and run ...
Four Ways to Bore Under a Paved Surface | For Construction Pros
网页2020年8月26日 · Four of the most common ways to bore under a paved surface include manual installation, directional drills, impact moles and earth drill boring. 1. Manual Installation Methods. For those with a ...
What is Efflorescence? How to Prevent, Treat and Remove White ...
网页2020年5月28日 · It can be quite frustrating when that white, chalky substance known as efflorescence or "new building bloom" shows up on your freshly poured surface.
7 Methods for Testing Concrete Strength | For Construction Pros
网页2019年6月11日 · Methods for Testing Compressive Strength of Concrete. 1. Rebound Hammer or Schmidt Hammer (ASTM C805) Method: A spring release mechanism is used to activate a hammer which impacts a plunger to ...
Tips on Attaching Sill Plates to Concrete Foundations
网页2017年11月14日 · Ensure that the anchor will be further than the minimum distance from the concrete edge. The rule of thumb is a minimum of five anchor diameters from the unsupported edge of the concrete. For ...
What Is Road Base? - For Construction Pros
网页2023年6月7日 · Road base refers to the material used when constructing roads, driveways, parking areas, paving substrates or anything paved. These materials are compacted tightly together to form a hard surface ...
Guide to Fiber-Reinforced Concrete: Tips for Design, Specification ...
网页2022年2月23日 · According to the American Concrete Institute CT-18, fiber-reinforced concrete is a concrete mixture that is reinforced with dispersed, randomly orientated fibers. These fibers can be used in lieu ...
How to Install Concrete Wedge Anchors | For Construction Pros
网页2021年5月21日 · Concrete Wedge Anchor Installation. With a hammer drill in the hammer mode and a carbide-tipped drill bit that meets ANSI standard B212.15 and is also the same diameter as the diameter of the ...
How to Get the Best Results from Concrete Core Testing
网页2013年6月26日 · Minimum core diameter is 3.70 inches or at least two times the nominal maximum size of the coarse aggregate, whichever is larger. Smaller diameter cores are allowed for slabs as long as the core ...
The Value of Getting Your ACI Certification - For Construction Pros
网页2021年6月7日 · The concrete industry is in a period of rapid change, and one area of growth has been training and certification. Increasingly, local, state, national, and international building codes ...