7 Methods for Testing Concrete Strength | For Construction Pros
WEBJun 11, 2019 · 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
WEBNov 14, 2017 · 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 ...
Concrete Forms — A Formwork Formula: Tips for Success
WEBJan 21, 2009 · Formwork typically accounts for 40-to-60-percent of the total cost of a building's structural concrete frame. For concrete walls, the cost can be in the 50-to-60-percent range. These percentages ...
Best Practices for Milling - For Construction Pros
WEBDec 12, 2016 · Operation. When performing a milling job, good operational practices are key. The speed of the milling machine can make or break both the quantity and the quality of the mill. “Start slow, stop ...
ASCC's Guide to the Design and Construction of Concrete …
WEBThe American Society of Concrete Contractors (ASCC) Education, Research & Development Foundation has published “Guide to the Design and Construction of Concrete Toppings for Buildings.”The ...
How Sealing Asphalt is Different with Emulsion-Based Sealers vs.
WEBMar 28, 2007 · Asphalt-base sealers can provide that, but coal tar does a better job of both in the long term. With today's technology, we're not going to expect an asphalt-based sealer to go mile for mile with ...
Rules for Designing Contraction Joints | For Construction Pros
WEBMay 12, 2020 · Rule #6: For sidewalks and driveways, space transverse contraction joints at intervals about equal to the slab width. For 4 in. thick sidewalks and driveways wider than about 10 ft., add a ...
Tips for Safe, Productive Digging with Excavators
WEBJul 3, 2019 · Position the tracks of the excavator straight up and down the hill. Should the machine start to slide, it will be at less risk of tipover should the edge of the tracks catch on something on the ...
The “How-to” and “Whys” for Expansion Concrete Anchors
WEBDec 5, 2018 · How to measure spacing: Concrete fasteners should not be set closer than 10-anchor diameters from each other. Why: Mechanical type concrete anchors exert outward pressure against the wall of the ...
Thermoplastic 101 - For Construction Pros
WEBMay 13, 2010 · Thermoplastic 101. Know the basics of thermoplastic equipment, material, application, and safety before adding thermoplastic pavement marking to your service offering. Kimberly Hegeman. May 13 ...