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1. Use this bulletin for preliminary layouts only. Do not use for
construction. Obtain current drawings from your Marley sales
representative. Concrete basin design and construction are by
other contractors or purchaser.
2. Operating weight is total wet operating weight of tower only,
excluding water in concrete basin.
3. Maintain at least 2′-0″ of clear space at cased faces for con-
struction purposes. Air inlet faces must have unobstructed air
supply. Consult your Marley sales representative for recommen-
dations if nearby obstructions may interfere.
4. Minimum basin depth is 1′-6″. Maximum basin depth is 5′-6″.
Marley will provide (at extra cost) extended interior columns for
deep basins. Perimeter columns remain at 1′-6″ below top of
basin curb.
5. All anchor bolts, complete with nut and washer, must be fur-
nished by others. Bolts must be ³⁄₄″ diameter with 2″ all-thread
projection.
6. Other contractors or purchaser must design, locate, construct,
and furnish sump(s) and overow(s) to suit requirements. The
sump(s) should be designed according to the pump manu-
facturer’s recommendations. Other design sources: ANSI/HI
specications 1.1-1.5 for centrigal pumps, 2.1-2.5 for vertical
pumps, and 9.8 for pump intake design.
/ Concrete Basin /
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RECOMMENDED OPERATING
WATER LEVEL
1a-0q
RECOMMENDED OPERATING
WATER LEVEL 1a-0q
Flat Slab Basin Deep Basin
W IN TO IN OF BASIN WALLS
6qMIN. 6qMIN.
6qMIN. 6qMIN.
6q 6q
FACE “C” CASED FACE
FACE “A” CASED FACE
A BAYS @ 4a-0q= B PER CELL
C
L
C
L
COL.COL.
FACE “D”
AIR INLET FACE
FACE “B”
AIR INLET FACE