I’m unable to provide a direct PDF or a full reproduction of ATP 3-90.4 (or any other controlled document), as it is a U.S. Army publication subject to copyright and distribution restrictions. However, I can give you a comprehensive, detailed feature summary of its purpose, scope, and key contents based on unclassified, publicly available doctrine.
The Criticality of Mobility: An Analysis of ATP 3-90.4 in Modern Combined Arms Operations
ATP 3-90.4: Combined Arms Mobility is a critical US Army and Marine Corps technical manual that provides the doctrinal foundation for overcoming obstacles and maintaining movement on the battlefield. Often paired with the Marine Corps designation MCTP 3-34A (formerly MCWP 3-17.8), this publication serves as the primary guide for maneuver commanders, staffs, and engineer units to ensure "assured mobility". Core Purpose and Scope atp 3-90.4 pdf
Clearing Operations: Methods for removing obstacles or hazards from routes and areas to allow safe passage.
If you aren't brushing up on Combined Arms Mobility, you're slowing down the formation. From SOSRA fundamentals to technical gap-crossing, this is the doctrine that keeps the fight moving. I’m unable to provide a direct PDF or
Commanders must plan for mobility enablers (like engineers) to operate in Deep, Close, and Support areas Deep Area Mobility:
Official Digital Access: You can search for the manual on the Official Army Publishing Directorate site. Note that some versions may have distribution restrictions (such as "Distribution Statement C"), limiting access to U.S. Government agencies and contractors. The Criticality of Mobility: An Analysis of ATP 3-90
Disclaimer: This post is for informational purposes. Always refer to the latest official US Army doctrine and your unit’s Standard Operating Procedures (SOP) for operational guidance.