The official Army Techniques Publication for Combined Arms Mobility ATP 3-90.4 (also designated as MCTP 3-34A for the Marine Corps). The current version was updated on 10 June 2022 My Army Publications ATP 3-90.4 Overview
Procedures for crossing wet or dry gaps (e.g., rivers, ravines). atp 3-90.4 pdf
Constructing forward airfields and landing zones (LZs). The official Army Techniques Publication for Combined Arms