STANDARD MULTIPLE-UNIT LAYING HOUSE 113 
A depth of twenty feet in a shed-roof type of construction is 
deep enough; a greater depth 
requires a half-monitor roof, 
which has many undesirable 
features (Fig. 72). 
Nore.—The nearer the rect- 
angle approaches a square the 
smaller will be its perimeter, the 
area remaining the same. 
A Standard Multiple- 
unit Laying House.—The use 
of a standard unit of known 
capacity gives a basis from 
which to work in extending 
the plant. It may be neces- 
sary to vary it considerably. 
For the shed-roof type of con- 
struction, one of the most eco- 
nomical units is a room 20 by 
20 feet. If it is high enough to 
20%20-400sg1! 80° Around 
18%22%e400qf| 80% Around 
16425*40053 | 82’ Around 
14428440009 12| 85/9 Around 
1243313400 sg ft. 90% Around 
10x40: 400 sq £2. 100' Around 
After Rice and Rogers, Cornell Bulletin No. 274. 
Fig. 70.—Shapes of houses compared, show- 
ing the requirements of wall material. As the 
shape approaches a square the perimeter be- 
comes shorter. 
give ample amount of head room for the attendant, there will be 
five Units, capacity 500 birds 
/00'— — ———————~—-~~-~~~—~ 
7] 
“- — —20'—-—- 
* 
| 
Jl 
9 
a 
1 
| 
t 
Single Unit, , Capacity /00 birds 
20°—- = 
lena ii 
Fig. 71.—The possible growth of the multiple-unit plan,—single, then double, and an 
indefinite future increase, 
8 
