Ammunition and Explosive Storage Magazines
Steel Arch ANG-DWG-87-112
| Magazine MCE | ECM Designation | Designer & Drawing Number | DDESB Approval Date |
|---|---|---|---|
| 150 or 450 | Undefined | AF-NGB Steel Arch - Magazine design designated by AF-NGB as ANG-DWG-87-112 | 9-Apr-90 |
Comments -
Known as the Fresno ECM (40 ft by 80 ft). The design was approved under Site Plan NGB-Fresno-85-S3 thru S6.
Designer Considerations -
Approved for up to 450 pounds NEW HD 1.1. A QD of 250 feet applies to the sides of these ECM. A 700-foot QD arc applies to the front sector of these ECM, with one exception. When the MCE is 150 pounds of HD 1.1 or less, a 500-foot QD arc can be used from the front sector of these ECM. The front sector of the ECM is defined by arcs of plus and minus 15 degrees, drawn normal to the door.
Magazines (Earth-Covered and Above Ground) and Containers with Reduced News and/or Reduced QD
