MIL-HDBK-423, HIGH-ALTITUDE ELECTROMAGNETIC PULSE (HEMP) PROTECTION FOR FIXED
AND TRANSPORTABLE GROUND - BASED C4 1 FACILITIES - VOLUME 1 - FIXED FACILITIES (15
MAY 1993)., The two-volume MIL-HDBK-423 handbook set provides information to managers and
engineers responsible for the design, construction, testing, and hardness maintenance/hardness
surveillance of fixed and transportable ground-based facilities that must be hardened against the high
altitude electromagnetic pulse (HEMP). The primary purpose of this Volume I is to provide detailed
guidance to implement HEMP protection of fixed facilities in accordance with requirements of MIL-SDT-
188-125, "High Altitude Electromagnetic Pulse (HEMP) Protection for Ground-Based C'I Facilities
Performing Critical, Time Urgent Missions." Volume II provides similar guidance for ground-mobile and
transportable facilities.
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This document is marked " DISTRIBUTION STATEMENT X. Distribution authorized to U.S. Government
Agencies and private individuals or enterprises eligible to obtain export controlled technical data in
accordance with reference (c) (date of determination). Controlling DoD office is (insert). Distribution
statement X shall be used on unclassified documents when distribution statements B, C, D, E, or F do not
apply, but the document does contain technical data as explained in reference (c). This statement shall
not be used on classified technical documents; however, it may be assigned to technical documents that
formerly were classified.
Lead Standardization Activity:
DC1
Defense Information Systems Agency (DISA)
Preparing Activity:
DS
Defense Threat Reduction Agency (DTRA)
Coordination:
Full
Army Custodian:
CR
Communications - Electronics Command
Navy Custodian:
EC
Space and Naval Warfare Systems Command
Air Force Custodian:
02
HQ Air Force Communications Agency (AFCA)
DLA Custodian:
Other Custodian:
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