Construction Standards OH A-0 Overhead A-02 Codes & Symbols A-08 Transformation A-12 Rural Distribution A-14 Urban Distribution A-20 Street Lights A-22 Service Drops A-24 Metering A-26 Apparatus A-28 Joint Use A-30 Signs & Markers A-32 Guying & Anchoring A-33 Standard Grounding A-34 Insulator Ties A-36 Splicing & Connectors A-38 Poles & Timbers C-24-02 Clearances C-24-04 Conductor Data C-24-05 Sags C-24-20 Crossings General C-24-21 Crossings – Roadway C-24-22 Crossings – Navigable Waterways C-24-23 Crossings – Pipeline C-24-24 Crossings – Railway Intro – A