API 11ER : 2009 : R2015

Table of Contents

1 Introduction
  1.1 Purpose
  1.2 Scope
2 Types of Guarding to be Used on Pumping Unit
  2.1 General
  2.2 Enclosures and Guardrails
  2.3 Location
3 Items to be Guarded
  3.1 General
  3.2 Sheaves and Belts
  3.3 Cranks, Counterweights, and Air Counterbalance
      Tanks
  3.4 Flywheels
  3.5 Horsehead and Carrier Bar
4 Requirements for Guarding
  4.1 General
  4.2 Enclosures
  4.3 Guardrails
  4.4 Guarding by Location
5 Equivalent Safety
6 Caution Signs and Color Coding
  6.1 General
  6.2 Signs
  6.3 Color Coding
7 Pumping Unit Brake
  7.1 Accessibility
  7.2 Brake Use
  7.3 Securing
8 Ladders and Platforms
  8.1 General
  8.2 Design Requirements
  8.3 Cages
  8.4 Landing Platforms
Annex A (informative) - Examples of Guarding Equipment
Bibliography

Abstract

Gives a reference or guide for the design, manufacture, and installation of guards for oil well pumping units.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	American Petroleum Institute
ProductNote	Reconfirmed 2015
Pages
ISBN