API 1124 : 1991

Section 1 - General
1.1 Introduction
1.2 Background
1.3 Scope
1.4 Referenced Publications
Section 2 - Tank Ship Vapor Manifold Recommended
            Practices
2.1 Ship Tonnage Categories
2.2 Manifold Position
2.2.1 Distance From Ship's Side
2.2.2 Height of Vapor Manifold
2.2.3 Spacing
2.2.4 Number and Position
2.2.5 Labeling
2.3 Spill Tank and Working Platform
2.3.1 Spill Tank and Working Platform Details
2.3.2 Combined Working Platforms and Spill Tanks
2.4 Vapor Manifold: General
2.4.1 Material
2.4.3 Strength
2.5 Vapor Manifold Specifications and Fittings
2.5.1 Valves
2.5.2 Distance Pieces
2.5.3 Reducers/Expanders
2.5.4 Blank Flanges
Section 3 - Tank Barge Vapor Manifold Recommended
            Practices
3.1 Barge Tonnage Categories
3.2 Manifold Position
3.3 Labelling
3.4 Drip Pans
3.5 Material
3.6 Valves
3.7 Flanges
3.8 Blank Flanges
Section 4 - Terminal Vapor Manifold Recommended
            Practices
4.1 Manifold Positions
4.2 Labeling
4.2.1 Vapor Hoses
4.2.2 Vapor Collection Arms
4.3 Flanges
4.3.1 Vapor Hoses
4.3.2 Vapor Collection Arms
4.4 Protection Against Arcing During
      Connection/Disconnection
4.5 Reducers/Expanders
Figures:
1. Category A Manifold
2. Category B Manifold
3. Category C Manifold
4. Category D Manifold
5. Labelling
6. Presentation Flange Orientation
7. Barge Manifold (up to 10,000 DWT)
8. Barge Manifold (above 10,000 DWT)
Tables
1. Vapor Manifold Spacing
2. Loads at Tank Ship Presentation Flange
3. Tank Ship Vapor Reducers/Expanders
4. Barge Presentation Flange Sizes

Gives requirements to install vapor collection systems for all vessels and terminals.