SECTION 11394D DETAILED PUMP SPECIFICATION WAS HOLDING TANK MIXER

This spec was part of the Des Plaines, IL River WRF project tat bid Feb 26, 2015.


SECTION 11394D

DETAILED PUMP SPECIFICATION WAS HOLDING TANK MIXER


PART 1 GENERAL

1.1 SECTION INCLUDES

A. WAS Holding Tank Mixer No. 1: M-7-2-4.

1.2 SYSTEM DESCRIPTION

A. The mixer will be used to mix the contents of WAS Holding Tank No. 1, as shown on the Drawings (Group 80).

1.3 DESIGN REQUIREMENT

A. General Requirements:
1. Tank Dimensions:
a. Length, ft: 72.0.
b. Width, ft: 40.0.
c. Side wall height, ft: 19.0.
d. Side water depth, ft: 15.0.
2. Tank volume, gal: 323,100.
3. Tank contents: Waste Activated Sludge.
4. Solids concentration: 0.75 – 1.25%.
5. Mixer Horsepower: 3.5 HP.
6. Propeller Speed, rpm: 122.
7. Prop diameter, inches: 47.25.

B. Performance Requirements:
1. Maintain uniformly mixed tank contents during operation.

1.4 SUBMITTALS

A. See General Pump Specification Section 11394, GEAR DRIVEN SUBMERSIBLE MIXERS - GENERAL.

1.5 DELIVERY, STORAGE AND HANDLING

A. See General Pump Specification Section 11394, GEAR DRIVEN SUBMERSIBLE MIXERS - GENERAL.

PART 2 PRODUCTS

2.1 See General Pump Specification Section 11394, GEAR DRIVEN SUBMERSIBLE MIXERS – GENERAL.


PART 3 EXECUTION

3.1 See General Pump Specification Section 11394, GEAR DRIVEN SUBMERSIBLE MIXERS – GENERAL.


END OF SECTION