Construction Surveying

Great Pyramid of Giza

• Perfect square, north-south orientation

Stonehenge

“Peg and rope” Geometry

Objectives• Survey existing conditions of: the future work

site, existing buildings and infrastructure, and underground infrastructure whenever possible.

• Place reference points and markers that will guide the construction of new structures

•  Verify the location of structures during construction

• Check at the end of the construction project to verify that the work was completed to the specifications from the plans.

Equipment

Theodolite Total Station

Professional Status• In some countries this is recognised as a

profession, and requires special training. They are called “Building Surveyors”

• They are in charge of:o Designo Maintenanceo Repairo Restoration