Hardscape & Grading第 60 / 100 题
When laying out a site from a plan, a builder's level or laser level is used primarily to establish what?
a.Soil pH
b.Consistent elevations and grades across the site
c.Plant spacing
d.Water pressure
解析
A builder's level, transit, or rotary laser establishes accurate reference elevations so grades, slopes, and drainage can be set consistently across a site. This ensures the finished landscape drains correctly and matches the plan. Accurate layout prevents costly grading errors.
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