As you gain skills as a cement mason, you’ll move from finishing concrete to building formwork and eventually laying out building sites. As you have learned in other units, it is vitally important that building lines be laid out accurately, that screeds are set to the proper grade, and that driveways and slabs have the […]
Leveling and Transits Read More »
Large concrete slabs often require multiple pours to complete. This requires the construction of bulkheads to contain the fresh concrete in each section and the construction of screeds to ensure the proper grade is maintained across the width of the pour. In addition to being strong enough to contain the fresh concrete, bulkheads must also be
Screeds and Bulkheads Read More »
The construction of streets, curbs, and gutters are a part of nearly every construction project, large or small. On small projects you may be required to build the forms on site using wood, or, on larger jobs, you may use commercial, premanufactured metal units. Whatever type of form is used, careful preparation will be required
On-Grade Curb and Curb-and-Gutter Forms Read More »
Constructing and setting edge forms on grade is a skill all cement masons should know regardless of their specialty. As a student, you may have already acquired some skill at finishing concrete, but there is important work to be done by the cement mason before the concrete is even delivered to the site. Each pour
Edge Forms on Grade Read More »
Structures made of concrete are some of the most permanent made by man. However, it is vital that the ground upon which these structures are built is properly prepared. If you’ve ever used a shovel to dig a hole, you’ve probably noticed that no two holes are alike. Sometimes the soil is soft and it’s
Soil Conditions & Subgrade Preparation Read More »
