UFC 4-010-01
8 October 2003
Table B-1 Minimum Standoff Distances
for New and Existing Buildings
Standoff Distance or Separation Requirements
Location
Building Category
Applicable Conventional
Effective
Applicable
Level of
Construction
Standoff
Explosive
(1)
Protection
Standoff
Distance
Weight
(2)
Distance
45 m (3)
25 m (3)
Controlled
Billeting
Low
Perimeter
(148 ft.)
(82 ft.)
I
or
Parking and
45 m (3) (4)
25 m (3) (4)
Primary Gathering
Low
Roadways
Building
(148 ft.)
(82 ft.)
I
without a
Controlled
25 m (3)
10 m (3)
Inhabited Building
Very Low
Perimeter
(82 ft.)
(33 ft.)
I
25 m (3)
10 m (3)
Parking and
Billeting
Low
Roadways
(82 ft.)
(33 ft.)
II
25 m (3) (4)
10 m (3) (4)
within a
Primary Gathering
Low
Controlled
Building
(82 ft.)
(33 ft.)
II
10 m (3)
10 m (3)
Perimeter
Inhabited Building
Very Low
(33 ft.)
(33 ft.)
II
Trash
Billeting
Low
25 m
10 m
Containers
(82 ft.)
(33 ft.)
II
Primary Gathering
Low
25 m
10 m
Building
(82 ft.)
(33 ft.)
II
Inhabited Building
Very Low
10 m
10 m
(33 ft.)
(33 ft.)
II
(1) Even with analysis, standoff distances less than those in this column are not allowed for new buildings, but are
allowed for existing buildings if constructed/retrofitted to provide the required level of protection at the reduced standoff
distance.
(2) See UFC 4-010-02, for the specific explosive weights (kg/pounds of TNT) associated with designations I and II.
UFC 4-010-02 is For Official Use Only (FOUO)
(3) For existing buildings, see paragraph B-1.1.2.2 for additional options.
(4) For existing family housing, see paragraph B-1.1.2.2.3 for additional options.
B-2
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