S
TABLE 11
°
Costs og Pusiic anp FaMILr SHELTERS
7
Cost
=
_~
Firm or source
B
Cleveland Twist
>
3
.
Shelter type
Public,
Occupants
Space
ove, 3oft
AC
2000
10
Public,
below grade
40
Public,
below grade
Drill Co.
below grade
FcpA (Fig. 42)
Ammann and
Whitney Co.
er
Facilities
enrae
Psi
:
25 major
170 metro
‘dollars
cities,
billions
of dollars
billions
of dollars
Shelter,
Per oce,
of dollars
areas,
Remarks
Toilets, self-
100
300
150
9
12
6
Ventilation,
self-contained
power, sand-filled
escape passage
100
15-16
375-400
22-24
‘
32-34
100
6
Ventilation,
self-contained
100
25-30
250-300
15-18
22-26
—
14,000
(long stay)
10
Ventilation,
self-contained
power, —
crude toilets
100
875
62.50
3.6
5.3
Company estimates
entire urban population could be sheltered for $8 billion
6
6
10-15
9
150
¥
12
6-10
Varies
Power,
crude toilet
Toilet facilities
§-10
5
50-83
3-5
4-7
Tested at given overpressures
Reinforced concrete
provided during con-
5
15
35
2.1
3.0
Overpressures built
up inside shelter during tests, dummies
damaged
;
Ps
contained power,
forced filtered air
7
Actually built and in
use
Only public shelter
subjected to provingound test; sand.
led shaft attenuates
radiation while still
providing emergency
egress
3
7
"
American Machine Public,
and Foundry Co.
dome type,
below grade
Fi
a
>
1
a
e
E.
Lehigh University
cs
i
i
is
FCDA
Family,
underground,
90-in. pipe
4-5
7
ie
ne
Portland Cement
Association
Reinforcedconcrete firststory floor
150
10
None
5-10
1
127.00
7
1.6
Can be provided only
in new construction
Community
redoubt
20,000
10
1000
10,000
500-625
30-39
43-53
—_
Corrugated
Varies
10
Ventilation,
self-contained
power, toilets
None
22
Varies
40-60
2.4-3.6
3.4-5.1
—
Portland Cement
Association
i
7
Ba
—
6S
Se ereko Se ooeS
ae
Stanford
Research Institute
Family,
underground
Family,
bathroom
power
metal arch
struction of home
Sitting or None
standing
space only