# Category: How to Estimate Excavation and Backfill

## CSI MasterFormat 16 Divisions

MasterFormat Divisions MasterFormat is a standard for collecting specifications and other written instructions for commercial and residential building projects. The Construction Specifications Institute (CSI) and Construction Specifications Canada (CSC) created MasterFormat. CSI masterformat 16 Divisions was introduced in1975. How many divisions are there in CSI format? The Construction Specifications Institute (CSI) was established in 1948 with the goal of organizing requirements into a numbered system. They published a system for construction requirements with CSI masterformat 16 Divisions of labor in 1963. Later, MasterFormat was […]

## How Do You Estimate Excavation?

So, the formula is: Ab = Wb * Lb, where Wb and Lb are the width and length of the bottom of the excavation. At = Wt * Lt, where Wt and Lt are the width and length of the top of the excavation. Excavation Costs A typical residential excavation job runs between \$1,449 and \$5,313 with […]

## How to Estimate Excavation and Backfill

Backfill for Figure Backfill volume = excavation volume – footing volume – wall volume. … (Note that only the portion of the wall that is in the trench is deducted, so the height of wall in the trench is the average trench depth minus 2′-0” for the footing: 6′-0” – 2′-0” is 4′-0”) Backfill volume […]

## Excavation – Earthwork Quantity Takeoffs NYC

What is earthwork in excavation? Before the earthwork is started, the whole area where the work is to be done shall be cleared of grass, roots of trees, and other organic matter. Site preparation shall consist of clearing grubbing and removal of any and all inappropriate materials. A common method of classifying excavation is by type of excavated material: topsoil, […]