Quick Answer: What is the first step of excavation?

Step 1: Context – Create a grid on the surface area of the site using a ruler, string, and stakes (to anchor string). Step 2: Dig – Be careful not to damage anything that is uncovered. At this time do not remove any artifacts or eco-facts. Begin by carefully brushing away soil from items.

What is the excavation process?

Excavation is the process of moving earth, rock or other materials with tools, equipment or explosives. It includes earthwork, trenching, wall shafts, tunneling and underground. … Some of the different processes used in excavation include trenching, digging, dredging and site development.

What is the first thing you should do before beginning to excavate a site?

Locate underground utilities, both used and unused lines, prior to commencing the excavation project – the safest way to do this is by hiring a utility locator company that will identify all the cables and pipes that run underground with the help of special tools and machines.

How do you make an excavation plan?

An Excavation and Trenching Plan should include the following elements:

  1. A hazard assessment.
  2. Identification and credentials of competent person.
  3. Diagram or sketch of the area where the work is to be done, with adjacent and nearby structures shown.
  4. Projected depth of the excavation.
IT IS INTERESTING:  How much weight can a tri axle dump truck hold?

What kind of questions that must be answered before excavation starts?

Explanation: One question that must be answered is how much of the site will be excavated. Another question is what kinds of material will be collected – soil, charcoal, animals bones, or fibers.

How far away from the excavation should the spoils be placed?

The recommended minimum distance for location of excavated soil (spoil) from the edge of the excavation is equal to or greater than the excavation depth. However, the minimum permissible distance of spoil from the edge of the excavation is 0.6 metres for every one metre of excavation depth.

What service should be called before any excavation starts?

811 is the number you should call before you begin any digging project. A new, federally-mandated national “Call Before You Dig” number, 811 was created to protect you from unintentionally hitting underground utility lines while working on digging projects. … Smart digging means calling 811 before each job.

Blog about special equipment