Field Coding Guide

Comprehensive guide to field coding standards and best practices

Basic Field Codes

Points & Control

IP

Iron Pin/Pipe

MON

Monument

CP

Control Point

BM

Benchmark

Utilities

WV

Water Valve

PP

Power Pole

MH

Manhole

GM

Gas Meter

Topography

GND

Ground Shot

TREE

Tree (with diameter)

TOB

Top of Bank

BOB

Bottom of Bank

Structures

BC

Building Corner

DW

Driveway

WALL

Wall

FENCE

Fence

Advanced Coding Techniques

Line Features

L FENCE B

Begin fence line

L FENCE

Continue fence line

L FENCE E

End fence line

Point Attributes

TREE 24"

Tree with diameter

PP W/LIGHT

Power pole with light

IP FND 5/8"

Found iron pin size

Best Practices

Consistency Guidelines

  • Use consistent capitalization
  • Keep codes short but descriptive
  • Document custom codes
  • Include relevant attributes

Common Mistakes

  • Inconsistent spacing
  • Missing line connectors
  • Unclear abbreviations
  • Incomplete attributes

Quick Reference

Line Commands

  • B - Begin line
  • E - End line
  • C - Close to start

Special Modifiers

  • FND - Found
  • SET - Set
  • REF - Reference

Related Guides

Field Code Practice

About Field Code Practice

The Field Code Practice tool is designed to help surveyors master field coding through interactive exercises and real-world scenarios. This simulator helps bridge the gap between classroom learning and field work.

Features:

  • Interactive coding practice
  • Code knowledge quizzes
  • Custom code list creation

Integration with LEARN Program

This tool is integrated with the LEARN Program curriculum developed with NSPS and Land Surveyors United, helping surveyors master field coding through standardized practice.

This simulator is continuously updated based on user feedback and industry standards. Your input helps improve the tool for the entire surveying community.