Surveying is mandatory to maintain the functionality of the subject. The water bodies, and the earth patch requisite surveying in these respective fields. In this section, we will discuss the general view of land and hydro-graphic surveying.

Hydro-graphic surveying:

Hydro-graphic surveying refers to the surveying of water bodies. Nearly 70% of the Earths surface is covered with water. The cargo ship is the main mode of transport all over the world. It is rather a quick, and un-disturbed mode of transport. But this mode of transport also has some insecurities. The water bodies may contain rugged rocks, in case of striking, the ship may get a major loss. To preserve this mode, hydro-graphic surveying is stipulated. The hydro-graphic surveying uses the echo beam that measures the water pressure, temperature, and salinity. The echo beam passes deep to the water and when the echo reflects, amplifies the signals that read the water obstruction bodies, and water depth. 

Boundary Survey:

The boundary survey is the terminology that is different from the land division. The boundary survey comprises the limit of the construction zone. The boundary survey is important to maintain the borders of the land. These are usually of two types. It may be land record research or a field survey. The former type has the dependency on legal documents and records while the latter is concerned with physical measurements. The land surveying is handled by the latest technology that comprises robotic instrumentation, and GPS technology.

Civil Surveyor:

The civil surveyors are worked with the municipal strategic statement that proffers the maximum longevity of durability of the projects. These are the civil engineers that are experts in their profession. The civil surveyor work on the national boundaries and establish the topography of the surface of the Earth. The civil surveyors doing work on the mega projects regarding transport, and relief.

Land division:

As its name refer, the land division is the division of the land patch in the respective zones. The land division is categorized in different forms that are governed by Government that which parcel is more suitable for the residential colony, commercial buildings, hospitals, parks, and other recreational events. The existing structures may also refer to a boundary for the new land division patch. The professionals are accountable to the state that the land divisions are designed in the pattern that the owners and buyers can relish all the amenities regarding surrounding. The owner can divide the patch by will rather the land surveyors suggest the appropriate guidelines. Rather the land division is a manoeuver by the professionals, they prepare the legal description, that in case of any dispute, that agreement is the authorized document of the task. The documents are signed by the respective party as the closing process.