Article 7 - Survey Accuracy

Enumerate. Section 28. Control Surveys - the Control Survey Accuracy: Accuracy, Relative Error, Linear Error, Nominal Space, & Vertical Accuracy

Section 28. Control Surveys

b. Project Control:

1) As per accuracy, these are classified into Primary, Secondary, and Tertiary Control Surveys, the specifications of which shall be the following 

Section 28. Control Surveys

b. Project Control:

Standard of accuracy for traverse, triangulation and trilateration using transit and other conventional instruments is as follows:

TRAVERSE: Table 1.1

Section 28. Control Surveys

b. Project Control:

Standard of accuracy for traverse, triangulation and trilateration using transit and other conventional instruments is as follows:

TRAVERESE: Table 1.2 

Section 28. Control Surveys

b. Project Control:

Standard of accuracy for traverse, triangulation and trilateration using transit and other conventional instruments is as follows:

TRAVERSE: Table 1.3

Section 28. Control Surveys

b. Project Control:

Standard of accuracy for traverse, triangulation and trilateration using transit and other conventional instruments is as follows:

TRAVERSE: Table 1.4

Section 28. Control Surveys

b. Project Control:

Standard of accuracy for traverse, triangulation and trilateration using transit and other conventional instruments is as follows:

TRIANGULATION

Section 28. Control Surveys

b.  Project Control

2) The location monuments shall be connected by a _______ from previously established reference point provided that no lots shall have a distance of ______ from the nearest reference point.

(a) control of secondary precision

(b) more than one (1) kilometer

_________ - The GE shall be guided by factors of efficiency and effectiveness in selecting the surveying methods and equipment in order to attain the accuracies.

Section 29. Cadastral Surveys

Section 29. Cadastral Surveys 

a. The establishment of Controls and Political Boundary Survey (municipal) shall be in accordance with the ______ accuracy requirement. The Barangay Boundary Survey shall be in _____ accuracy.

(a) 3rd order (Primary Control)

(b) 4th Order (Secondary Control)

Section 29. Cadastral Surveys 

b. ______. The standard accuracy of traverse closure shall be in accordance with ______ requirements

(a) Lot Survey Accuracy 

(b) Tertiary Control Surveys

Section 30. Isolated Surveys - In conducting isolated land surveys, the GE shall be guided by the following:

a. Original, subdivision, consolidation or consolidation-subdivision isolated survey, shall be conducted using equipment and methods that will meet the ___.

tertiary control accuracy

Section 30. Isolated Surveys - In conducting isolated land surveys, the GE shall be guided by the following:

b. When conducting Relocation/Verification Survey, the ______ shall ______. However, the _____ in the area shall_______________. 

(a) Allowable Position of Error

(b) not exceed ± 10 centimeters

(c) allowable difference 

(d) not exceed ±1 square meters for every 1 hectare

Section 31. Mineral Land Surveys - Survey of mineral lands, executed for mineral agreement, or for other purposes pursuant to the Mining Act of 1995, shall be in the _______ accuracy. 

4th Order (Secondary Control)

Section 32. Forestland and National Park/Protected Areas Delimitation Surveys – The survey control accuracy shall be in accordance with the _____ under the _______. The ______ shall be undertaken in the same manner as in isolated survey.

(a) area coverage

(b)  project control surveys

(c) perimeter survey