TM 5-818-4/AFM 88-5.5, TECHNICAL MANUAL, BACKFILL FOR SUBSURFACE STRUCTURES (1 JUN 1983)

TM 5-818-4/AFM 88-5.5, TECHNICAL MANUAL, BACKFILL FOR SUBSURFACE STRUCTURES (1 JUN 1983)., This manual is for the guidance of designers, specification writers, and especially field personnel engaged in designing, planning, and conducting earthwork operations around major deep-seated or subsurface structures.