There are many jobs that excavating contractors do besides play in the dirt, haul dirt around, and operate big pieces of heavy equipment. Excavating contractors may work for a construction company or even own their own company. If they work for a construction company they may be considered a supervisor and have their own crew that works under them helping do the work. They may do any tasks that are soil-related such as grading, site preparation, trenching, and more.
In most construction projects, the excavation crew will arrive at the site after the survey crew has outlined the lot and house boundaries so they know where to excavate. The excavation contractor or one of the crew will remove the soil to the depth that is required for the new foundation. The contractor is the one that makes sure that the soil is firm enough by doing compaction testing. If it is necessary, they may also test it using compaction equipment. The requirements are precise so the excavating contractor has to be able to use a transit and level to match the grade that the survey crew posted. Once this is done, a foundation contractor will pour the stem wall and footers. Once they are dry and set the excavation contractor will backfill around the new foundation.
Moving around dirt
If dirt has to be moved, the excavating contractor would be called. This can include building roads, digging ponds, digging sewers, excavating ditches for gas or water lines, grading roads and operate a trencher that installs the flexible pipes under the ground without making ditches. What they can do will depend on the equipment that they or the company they work for lease or own. The equipment that is used for excavation jobs are expensive and to insure them …Continue Reading