221329_Process Sewerage Lift StationCOCA-COLA NORTH AMERICA JOB NO. 7588.20 ISSUED: 070910
LINE ADDITIONS
NORTHAMPTON, MASSACHUSETTS
PROCESS SEWERAGE LIFT STATION 221329 - 1 of 5
SECTION 221329
PROCESS SEWERAGE LIFT STATION
PART 1 - GENERAL
1.01 RELATED DOCUMENTS
A. The other Contract Documents complement this Section.
B. Division 01 – General Requirements govern all Work of this section.
1.02 SUMMARY
A. This Section includes the following for sewerage lift station:
1. Submersible sewage pumps and accessories.
2. Sewage pump basin.
1.03 SUBMITTALS
A. Refer to procedures for submittals in Section 013323 “Shop Drawings, Product Data,
and Samples.”
B. Action Submittals:
1. Product Data: Submit manufacturer’s standard product data for each pump;
include certified performance curves and rated capacities, operating
characteristics, furnished specialties, final impeller dimensions, electrical
characteristics, weight, and accessories for each type of product indicated.
Indicate pump's operating point on curves. For products other than “Design
Basis” products, clearly indicate, by highlighting or itemized lists, all differences
to “Design Basis” product features.
1.04 QUALITY ASSURANCE
A. Product Options: Drawings indicate size, profiles, and dimensional requirements of
sewage pumps and are based on the specific system indicated. Refer to Division 01
Section “Products, Materials, and Equipment.”
B. Electrical Components, Devices, and Accessories: Listed and labeled as defined in
NFPA 70, Article 100, by a testing agency acceptable to authorities having
jurisdiction, and marked for intended use.
COCA-COLA NORTH AMERICA JOB NO. 7588.20 ISSUED: 070910
LINE ADDITIONS
NORTHAMPTON, MASSACHUSETTS
PROCESS SEWERAGE LIFT STATION 221329 - 2 of 5
1.05 DELIVERY, STORAGE, AND HANDLING
A. Package, handle, transport units in protective and secure manner to prevent all
types of damage.
B. Retain shipping flange protective covers and protective coatings during storage.
C. Protect bearings and couplings against damage.
D. Comply with pump manufacturer's written rigging instructions for handling.
1.06 COORDINATION
A. Coordinate size and location of concrete basins. Concrete, reinforcement, and
formwork requirements are specified in Division 03.
PART 2 - PRODUCTS
2.01 SUBMERSIBLE SEWAGE PUMPS
A. Manufacturer Design Basis: BJM pumps or approved equal complying with the
requirements described herein and on the drawings.
B. Submersible, Quick-Disconnect Sewage Pumps: Factory-assembled and -tested,
duplex, single-stage, centrifugal, end-suction, submersible, direct-connected sewage
pumps complying with UL 778 and with ANSI HI 1.1-1.2 and HI 1.3 for submersible
sewage pumps and with SWPA's “Submersible Sewage Pumping Systems (SWPA)
Handbook” for guide-rail supports. Pump size and design point is indicated on the
drawings. Pump shall be capable of handling sewerage with a maximum
temperature of 100° F and a pH range of 3 to 12.
1. Casing: Cast iron, with open inlet, legs (or guide-rail supports) that elevate
pump to permit flow into impeller, and vertical discharge with companion flange
for piping connection.
2. Impeller: ASTM A 48/A 48M, Class No. 30 or higher cast iron; statically and
dynamically balanced, open or semi-open, non-clog design and capable of
handling solids; overhung, single suction, and keyed and secured to shaft.
3. Pump and Motor Shaft: Stainless steel, with factory-sealed, grease-lubricated
ball bearings and double mechanical seals.
4. Motor: Hermetically sealed, capacitor-start type; with built-in overload
protection; lifting eye or lug; and three-conductor, waterproof power cable of
length required and with grounding plug and cable-sealing assembly for
connection at pump.
a. Moisture-Sensing Probe: Internal moisture sensor and moisture alarm.
COCA-COLA NORTH AMERICA JOB NO. 7588.20 ISSUED: 070910
LINE ADDITIONS
NORTHAMPTON, MASSACHUSETTS
PROCESS SEWERAGE LIFT STATION 221329 - 3 of 5
C. Guide-Rail Supports: Include the following for each sewage pump:
1. Guide Rails: Vertical pipes or structural members, made of stainless steel,
attached to baseplate and basin sidewall or cover.
2. Baseplate: Stainless steel metal plate, attached to basin floor, supporting guide
rails and stationary elbow.
3. Pump Yoke: Motor-mounted or casing-mounted yokes or other attachments for
aligning pump during connection of flanges.
4. Movable Elbow: Pump discharge-elbow fitting with flange, seal, and positioning
device.
5. Stationary Elbow: Fixed discharge-elbow fitting with flange that mates to
movable-elbow flange and support attached to baseplate.
6. Lifting Cable: Stainless steel; attached to pump and cover at hatch.
D. Pump Discharge Piping: Factory or field fabricated, Type 304 stainless steel.
E. Controls: Provide a wall mounted NEMA 4X stainless steel enclosure control panel.
Provide NEMA rated starters for lift station pumps. Provide controls to sequence
pumps with inputs from four (4) mechanical float switches, one (1) horn alarm, and
one (1) flashing light alarm. Provide contact for an additional remote alarm to be
added later. Provide five (5) mechanical float switches in NEMA 250, Type 6
enclosures. Provide float guide and mounting rod.
F. Field Wiring: Field wiring to be provided as described in Division 26.
2.02 SEWAGE PUMP BASINS
A. Description: Class III reinforced precast concrete sections as indicated on the
drawings.
B. Coatings: Provide Raven 405, Solvent-Free Ultra High-Build Epoxy System to the
sides and bottom of the pump basin to a dry film thickness of 125 mils.
PART 3 - EXECUTION
3.01 EXAMINATION
A. Inspect location for lift station to ensure that existing conditions allow installation as
required. Report any conditions that inhibit proper and correct installation.
1. Start of installation shall be construed as acceptance of existing conditions.
COCA-COLA NORTH AMERICA JOB NO. 7588.20 ISSUED: 070910
LINE ADDITIONS
NORTHAMPTON, MASSACHUSETTS
PROCESS SEWERAGE LIFT STATION 221329 - 4 of 5
3.02 INSTALLATION
A. Excavating, trenching, and backfilling are specified in Division 02 Section
“Earthwork.”
B. Install sewage pumps according to applicable requirements in ANSI HI 1.4.
C. Install pumps and arrange to provide access for maintenance including removal of
motors, impellers, couplings, and accessories.
D. Set submersible sewage pumps on basin floors. Make direct connections to drainage
piping.
1. Anchor guide-rail supports to basin bottoms and sidewalls or covers. Install
pumps so pump and discharge pipe disconnecting flanges make positive seals
when pumps are lowered into place.
E. Support piping so weight of piping is not supported by pumps.
3.03 CONNECTIONS
A. Drawings indicate general arrangement of piping, fittings, and specialties.
B. Install piping adjacent to sewage pumps to allow service and maintenance.
C. Install flexible connectors adjacent to pumps in discharge piping.
D. Install check and shutoff valves on discharge piping from each pump. Install unions
on pumps having threaded pipe connections. Install valves same size and material
as connected piping.
3.04 STARTUP SERVICE
A. Engage a factory-authorized service representative of the pump manufacturer to
perform startup service.
1. Complete installation and startup checks according to manufacturer's written
instructions and prepare written report.
2. Verify bearing lubrication.
3. Disconnect couplings and check motors for proper direction of rotation.
4. Verify that each pump is free to rotate by hand. If pump is bound or drags, do
not operate until cause of trouble is determined and corrected.
5. Verify that pump controls are correct for required application.
COCA-COLA NORTH AMERICA JOB NO. 7588.20 ISSUED: 070910
LINE ADDITIONS
NORTHAMPTON, MASSACHUSETTS
PROCESS SEWERAGE LIFT STATION 221329 - 5 of 5
B. Start pumps without exceeding safe motor power:
1. Start motors.
2. Open discharge valves slowly.
3. Check general mechanical operation of pumps and motors.
C. Test and adjust controls and safeties.
D. Remove and replace damaged and malfunctioning components.
3.05 DEMONSTRATION
A. Engage a factory-authorized service representative of the pump manufacturer to
train Owner's maintenance personnel to adjust, operate, and maintain controls and
pumps.
1. Coordinate and schedule training with Owner at least 10 working days prior to
event.
END OF SECTION