PJM_Survey Flashcards
(18 cards)
Who is responsible for procuring the site survey according to B101?
The owner.
What are the minimum survey requirements listed in B101 Article 5.4?
Legal limitations, lot lines, utility locations, contours, easements, encroachments, deed restrictions, and legal description.
What are the two major survey systems used in the U.S.?
Metes-and-bounds and the rectangular survey system.
What does the metes-and-bounds system describe?
Property lines using angles and lengths starting and ending at a Point of Beginning (POB).
What is the rectangular survey system based on?
Meridians and baselines, creating a grid of 24-mile squares subdivided into townships and sections.
What is a township in the rectangular survey system?
A 6-mile by 6-mile square, totaling 36 square miles.
What is a section in the rectangular survey system?
A 1-square mile area, or 640 acres.
What is a boundary survey?
A survey that shows property lines and their dimensions using the metes-and-bounds system.
What is an ALTA survey?
A survey that meets American Land Title Association standards, showing legal boundaries, easements, and access.
Why are ALTA surveys important?
They are title surveys used in real estate transactions and may include critical design info if optional items are selected.
What should you check if an ALTA survey is missing necessary info?
Check the optional checklist and request the needed items for an additional fee.
What is a topographic survey?
A survey showing topography and land features; used for siting and grading but doesn’t meet ALTA standards.
What is a contour interval in a topographic survey?
The frequency at which contour lines are drawn, affecting accuracy.
Why is it important for the client to provide the survey?
To avoid architect liability and because the survey defines the owner’s property.
What can happen if a survey is incorrect or delayed?
Project delays and design errors.
What type of survey might be used in lieu of a traditional survey for existing buildings?
3D building surveys or Point Cloud models.
What should the architect do if the survey lacks information?
Communicate with the owner to resolve it early.
What should architects understand about different surveys?
The differences in types, systems, and how to read them for site planning.
